As someone who’s spent a lot of time diving into the world of SEO, I know how overwhelming it can be to find the right agency to partner with. Whether you’re running a small local business or a growing brand, getting your website noticed online is no easy feat. That’s why I’ve put together this list of the best SEO companies UK for 2025, based on my own experiences, client feedback, and in-depth research.
These agencies stand out for their ability to boost organic traffic, improve search rankings, and provide results that really matter for businesses of all sizes. I’ve looked at what each agency excels at, where they might not be the best fit, and how they can help local businesses succeed in today’s competitive market.
If you’re wondering where to start or which agency to trust with your SEO strategy, this list should give you a solid starting point. Keep reading to find out which SEO companies I believe are the best in the business this year.
Top SEO Companies in UK Comparison
🔢
🏢 Company
📈 Traffic
✅ Strength
⚠️ Weakness
1
Appear Online
🔼 High
📍 Local Focus
💷 Costly Pricing
2
Screaming Frog
🔼🔼 Very High
🛠️ Technical SEO
🧩 Enterprise-Only
3
Impression
🔼 High
🛒 eCom B2B
💸 High Cost
4
Koozai
🔼 Medium+
✍️ Content Strategy
🙅 Small Unsuitable
5
Absolute Digital
🔼 High
🔄 Full Service
🌍 Limited Reach
6
Anything Possible
🔼 High
🎨 Creative Tactics
⏳ Long-Term Costs
7
Propellernet
🔼 High
📦 Multi-Industry
🧭 Not SMB-Friendly
8
Brave Bison
🔼 High
🎥 Video SEO
📉 SEO Light
9
The SEO Works
🔼 Medium+
🏪 Local Experts
⌛ Slow Results
10
Optix Solutions
🔼 High
🧩 SME Focused
💸 Premium Tier
11
Distinctly
🔼 Medium+
⚡ Innovation Driven
💷 Startup Pricing
12
Reboot Online
🔼 High
🛍️ eCom Expertise
💰 High-End Pricing
13
Loud Mouth Media
🔼 High
🌐 Global Reach
🧾 Costly SMB
14
Click Consult
🔼🔼 Very High
📊 Strategy Experts
🧑💼 Big Biz Only
15
Boom Online
🔼 High
🗺️ Local SEO
🌐 Global Limit
16
Blue Array
🔼 High
📈 Data Focused
💳 Budget Barrier
17
Artemis Marketing
⬆️ Medium
🎯 Niche SEO
🐢 Slower Delivery
18
Evolved Search
🔼 High
💹 ROI Driven
💸 Cost Concern
19
Adtrak
🔼 High
🧭 Local Specialist
🏢 Limited Scale
20
Climb Online
🔼 High
🌐 Omni-Channel
💲 Expensive SMB
21
Footprint Digital
🔼 Medium+
🔗 Link Strategy
🧬 Niche Focused
22
novi.digital
🔼 High
📊 Data Automation
💵 High Pricing
23
Salience
⬆️ Medium
📈 ROI Focused
🎯 Niche Limited
24
Up Analytics
🔼 High
🧠 Analytics Driven
⚖️ Narrow Fit
25
Pearl Lemon
🔼🔼 Very High
🌟 SEO + Content
💷 Startup Costly
How I selected these companies:
I based these selections on:
Client experience: Reviews and testimonials of businesses that owners worked with these agencies.
Organic Traffic: How well these companies are performing with their clients’ organic traffic, rankings, and visibility.
Pricing: How affordable or premium each company is.
Strengths and Weaknesses: Focused on their key strengths, such as technical SEO, content marketing, or customer service, and noted common challenges or weaknesses as mentioned by clients.
Best SEO Companies UK in 2025:
Here’s a list of the best SEO companies UK for 2025 based on client experience, reviews, and expertise. These agencies have proven track records in driving measurable results and delivering tailored strategies for businesses of all sizes.
1. Appear Online (Cardiff, Wales)
Appear Online, founded in 2022, has rapidly grown into a top SEO company in UK, particularly known for its strong presence in Cardiff and the broader UK market. Recognized among the best SEO companies UK, the agency specializes in data-driven strategies, including technical SEO, on-page optimization, local SEO, and content marketing to help clients achieve measurable success.
Local businesses seeking significant improvements in organic search visibility and eCommerce brands aiming for rapid growth.
💰 Pricing
While specific pricing details are not publicly disclosed, Appear Online’s services are tailored to the needs of each client, with a focus on delivering measurable results.
⭐ Strengths
✅ Proven Results: Clients have reported significant improvements in search engine rankings, with some achieving over 6,000 positions gained and up to a 65% increase in organic sales. ✅ Comprehensive Services: Full suite including Google Ads, local SEO, eCommerce SEO, website migration, white-label SEO, and backlink building. ✅ Client-Centric Approach: Transparent communication and a personalized approach. ✅ Global Reach: Clients in Canada, New Zealand, Australia, and Bali.
⚠️ Weaknesses
🔸 Premium Pricing: May be on the higher end, possibly a concern for small businesses with tight budgets. 🔸 Focus on Established Businesses: Tailored for businesses with existing digital presence, may require adjustments for startups.
Client Testimonial
I’ve been working with Appear Online for around six months and cannot recommend them enough. I’m seeing real, sustainable results with my SEO, and the team are always super responsive.
– Carla Saull
2. Screaming Frog (Henley-on-Thames, Oxfordshire)
Screaming Frog is widely recognized as a top SEO company in UK, especially known for their flagship SEO Spider tool. As one of the best SEO companies UK for technical SEO, they provide comprehensive digital strategies for businesses ranging from large enterprises to SMEs. With deep technical knowledge and a data-driven approach, they help clients improve search visibility and digital performance.
Large-scale SEO audits, enterprise-level websites, and clients seeking a data-driven, technical approach to SEO.
💰 Pricing
No fixed packages. Campaigns are bespoke and priced based on required days/month, tailored to goals and competition level.
⭐ Strengths
✅ Technical Expertise: In-depth audits using their proprietary SEO Spider tool. ✅ Bespoke Strategies: SEO tailored to specific needs and business goals. ✅ Proven Results: Helped brands like Red Candy recover search rankings. ✅ Industry Recognition: Award-winning agency in finance and travel/leisure SEO.
⚠️ Weaknesses
🔸 Premium Pricing: Bespoke service may be costly for small businesses. 🔸 Complexity for Beginners: Advanced technical focus can be challenging for clients without SEO experience.
Client Testimonials
We started working with Screaming Frog following a prolonged drop in the Google search results. Within 6 months we had regained our lost visibility, and then some! I have little doubt this wouldn’t have been possible if it weren’t for Screaming Frog’s assistance & expertise.
— Andy Menzies, Director – Red Candy
3. Impression (Nottingham & London)
Founded in 2012, Impression is a multi-award-winning performance marketing agency recognized as a top SEO company in UK. With offices in Nottingham, London, Manchester, and New York, it stands among the best SEO companies UK offering integrated digital strategies. Specializing in sectors like eCommerce, B2B, SaaS, fintech, and nonprofits, Impression combines SEO, paid media, digital PR, and CRO with a focus on data-driven growth using proprietary tools like Alexis and Velocity.
Mid to large-sized businesses in eCommerce, B2B, SaaS, fintech, and nonprofits seeking comprehensive digital marketing.
💰 Pricing
Minimum project size $25,000. Hourly rates: $150–$199. High ROI with flexibility in budgeting.
⭐ Strengths
✅ Comprehensive Services: SEO, PPC, digital PR, CRO. ✅ Data-Driven Approach: Proprietary tools and test-learn methods. ✅ Industry Recognition: Digital Agency of the Year 2024, B Corp™ Certified. ✅ Proven Results: Success with brands like Clarins, Cancer Research UK, Norse Atlantic.
⚠️ Weaknesses
🔸 Premium Pricing: May not suit small businesses with limited budgets. 🔸 Complexity for Smaller Clients: Tools and strategies may require larger teams to manage.
Client Testimonials
Impression truly understands the needs of our audience, putting this at the heart of their strategies and recommendations, and they are clearly experts in their field.
— Suzie Markland, Marketing Planning Manager, Cancer Research UK
4. Koozai (Southampton)
Founded in 2006, Koozai is one of the UK’s longest-standing digital agencies, earning its place as a top SEO company in UK. Headquartered in Southampton with offices in London and Preston, Koozai is among the best SEO companies UK for brands in hospitality, leisure, and travel. Their award-winning digital marketing services span SEO, digital PR, web design, content marketing, and paid search.
Businesses seeking expert SEO, content marketing, digital PR, paid search, and web design in hospitality, leisure, and travel sectors.
💰 Pricing
Custom pricing based on client needs. Transparent deliverables and timelines.
⭐ Strengths
✅ Full-Service Offering: SEO, digital PR, PPC, content, web design. ✅ Award-Winning Team: UK Search Awards, The Drum Search Awards. ✅ Proven Clients: TUI, Travelbag, Cote Brasserie. ✅ Experienced Staff: 110+ years of combined marketing expertise.
⚠️ Weaknesses
🔸 Premium Pricing: May not fit small business budgets. 🔸 May Overwhelm Small Teams: Best suited for medium to large clients with marketing support.
Client Testimonials
We are delighted to work with Koozai and thrilled with the results that the Race of Discovery campaign generated. We were pleased to see the Travelbag brand mentioned in a variety of publications, including national titles, and are looking forward to seeing the results of our future campaigns with Koozai.
— Betsie Barr, Brand and Campaign Marketing Manager, Travelbag
5. Absolute Digital Media (Chelmsford)
Founded in 2008, Absolute Digital Media is a top SEO company in UK, offering expert SEO, PPC, web design, and link-building solutions. Headquartered in Chelmsford with offices in London, Dubai, and Saudi Arabia, it’s one of the best SEO companies UK for businesses in sectors like eCommerce, finance, adult, and casino industries. Their multi-award-winning team delivers data-driven strategies with proven ROI.
eCommerce, finance, adult, and casino businesses needing full-service SEO, PPC, and digital marketing solutions.
💰 Pricing
Custom quotes. Offers free SEO audits to assess opportunities.
⭐ Strengths
✅ Full-Service Marketing: SEO, PPC, link building, web design, and international SEO. ✅ Award-Winning Agency: UK Search Awards, Digital Excellence Awards. ✅ Client Success: Improved conversions for Vera Clinic, QuidMarket, and Stelrad. ✅ Expert Team: Led by CEO Ben Austin with vast digital experience.
⚠️ Weaknesses
🔸 Premium Costs: May not suit all small business budgets. 🔸 Complex Strategy: Might be more than what smaller or newer businesses need.
Client Testimonials
Before partnering with Absolute Digital Media, we had been through 4 different SEO agencies in 2 years. Each of whom made promises and set targets that were never met. Absolute Digital Media made these same promises. Whilst I thought the self-imposed target we set for this December were, whilst very much desired, over ambitious. I’m absolutely delighted that we are now well on the way to smashing this target with steady MoM growth!
— Joe Brunt, Director, Fast Loan UK
6. Anything is Possible (Manchester)
Founded in 2018, Anything is Possible (AIP Media) is an independent agency delivering media, creative, and tech solutions across the UK. Recognized as a top SEO company in UK, AIP is among the best SEO companies UK for mid to large businesses needing data-led, transformative digital marketing. Their approach blends innovation, measurement, and collaboration for maximum impact.
✅ Full-Funnel Services: SEO, media planning, creative, tech, and strategy. ✅ Data-Led: Deep focus on data, analytics, and performance optimization. ✅ Award-Winning Culture: Named 2022 UK’s Best Agency to Work For. ✅ Proven Impact: Notable results across tech, education, and public service campaigns.
⚠️ Weaknesses
🔸 Premium Services: Pricing may not suit very small or early-stage businesses. 🔸 Enterprise-Focused: Smaller clients may find the full-service model too extensive.
Client Testimonial
Anything is Possible are the most client-responsive, supportive and proactive agency I have ever worked with and I’ve worked with a lot of agencies! Their understanding of our needs and their ability to deliver on all SLAs has been exceptional.
7. Propellernet (Brighton)
Founded in 2003, Propellernet is a Brighton-based B Corp-certified agency known for its innovation, ethical values, and strategic impact. As a top SEO company in UK, they serve mid-to-large businesses with advanced SEO, digital PR, and content strategies. Often listed among the best SEO companies UK, their people-first approach drives real growth and sustainable performance.
Mid-to-large businesses in travel, eCommerce, and finance looking for integrated SEO, content, and digital PR.
💰 Pricing
Tailored pricing models; focused on delivering long-term strategic value.
⭐ Strengths
✅ Full-Service Offering: SEO, paid media, analytics, content, and digital PR. ✅ Innovation Leaders: Built tools like AnswerThePublic, CoverageBook & Blackbird. ✅ Ethical & Effective: B Corp-certified with high-impact campaigns. ✅ Proven Clients: Delivered major wins for Superdry, MoneySuperMarket, and Dogs Trust.
⚠️ Weaknesses
🔸 Premium Pricing: May exceed budget limits for smaller clients. 🔸 Enterprise Fit: Ideal for businesses with marketing infrastructure.
Client Testimonial
I love the enthusiasm that the entire agency team bring to each campaign they are working on with us. Their communication is crystal clear and they are extremely fast to respond to emails.
— Faye Watt, Superdry
8. Brave Bison (London)
Brave Bison is a global digital media agency based in London, serving clients in over 30 markets. Known for its innovative marketing strategies, it’s recognized as a top SEO company in UK. The agency delivers integrated solutions across SEO, influencer marketing, performance media, and e-commerce consultancy—making it a reliable choice among the best SEO companies UK for global brand campaigns.
Global brands needing integrated SEO, influencer, and performance-driven campaigns.
💰 Pricing
Fully bespoke pricing tailored to each client’s scope and needs.
⭐ Strengths
✅ 360° Marketing Services: SEO, paid media, e-commerce strategy, influencer & social media. ✅ Global Footprint: Presence in 30+ markets with multinational campaign experience. ✅ Brand Trust: Partnered with global names like New Balance, Currys, and Furniture Village. ✅ Data-Driven Innovation: Uses analytics and tech to enhance performance.
⚠️ Weaknesses
🔸 Premium Costs: May be too costly for small/local businesses. 🔸 Complex Scope: Best suited for large enterprises with internal support teams.
Client Testimonial
Brave Bison played a crucial role in achieving our best ever year-end results and showed a true partnership with flexibility and responsiveness. We are consistently impressed by your dedication to support us every time we need it.
— Zeynel Oruk, General Manager, Ecommerce EMEA, New Balance
9. The SEO Works (Sheffield)
Founded in 2009, The SEO Works is a results-driven digital agency headquartered in Sheffield. It is widely regarded as a top SEO company in UK, offering full-service digital marketing with a core focus on SEO, PPC, and web design. With a strong client retention rate and positive reviews, it has earned a spot among the best SEO companies UK for its transparent communication and consistent results.
Businesses in e-commerce, healthcare, automotive, and professional services looking for measurable SEO and digital performance.
💰 Pricing
Bespoke pricing based on client goals and scale of services.
⭐ Strengths
✅ End-to-End Services: SEO, PPC, content marketing, and website design. ✅ Award-Winning Reputation: Winners of UK Digital Growth & European Search Awards. ✅ Client Satisfaction: Over 90% positive client feedback with emphasis on communication. ✅ Proven Results: Clients include NHS, Decathlon, and Zippo.
⚠️ Weaknesses
🔸 Premium Pricing: May be less affordable for startups. 🔸 Best Fit for Larger Clients: Full-service strategy may not suit smaller businesses.
Client Testimonial
Click here to change this text. Lorem ipsum dolor sit amet, What impresses me most about The SEO Works is their exceptional follow-up and consistency.
— Jacqui James, Head of Marketing, Volopa
10. Optix Solutions (Exeter)
Founded in 1999, Optix Solutions is a leading digital agency based in Exeter, Devon, and is widely regarded as a top SEO company in UK. With over two decades of experience, the agency offers tailored digital solutions combining SEO, AI-driven strategies, and creative web development. Trusted by public institutions and commercial brands alike, it ranks among the best SEO companies UK for businesses across all sectors.
Businesses in the UK, especially in the Southwest, looking for SEO and AI-enhanced digital marketing.
💰 Pricing
Fully bespoke; tailored to individual project needs and business size.
⭐ Strengths
✅ Full-Service Offering: SEO, PPC, content, web design, and strategy. ✅ AI-Driven SEO: Early adopters of GEO and AI-integrated marketing strategies. ✅ Proven Experience: Long-standing success with NHS, Tozers, and the University of Exeter. ✅ Tailored Growth Plans: Personalized solutions with a long-term vision.
⚠️ Weaknesses
🔸 Premium Service Cost: May not fit all small business budgets. 🔸 Steep for Beginners: Strategy complexity might challenge newer or smaller companies.
Client Testimonial
Optix Solutions has been instrumental in enhancing our digital presence. Their expertise in SEO and digital marketing strategies has significantly improved our online visibility and lead generation.
— Client of Optix Solutions
11. Distinctly (London)
Established in 2009, Distinctly is an independent digital marketing agency based in London and Rickmansworth. Known as a top SEO company in UK, Distinctly crafts high-performing, revenue-driven SEO strategies tailored to e-commerce brands, B2C businesses, and enterprises. Their fusion of technical SEO, digital PR, and creative content solidifies their position among the best SEO companies UK.
E-commerce, B2C, and enterprise-level clients seeking data-driven SEO and digital growth.
💰 Pricing
Bespoke pricing; available upon direct consultation.
⭐ Strengths
✅ Robust Service Mix: SEO, content, digital PR, paid media, and CRO. ✅ Technical SEO Expertise: Excels in migrations, international SEO, and performance audits. ✅ Proven Client Success: Delivered measurable results for Arsenal FC, Wilkinson Sword, and Karidis. ✅ Insight-Driven: Strong emphasis on analytics and data-backed decisions.
⚠️ Weaknesses
🔸 Premium Cost Structure: May not suit startups or low-budget clients. 🔸 Enterprise-Level Complexity: Smaller businesses might find their methods resource-intensive.
Client Testimonials
I would recommend Distinctly to all e-commerce companies wishing to improve their rankings, sales, and achieve online success. The results achieved over the past few years really do speak for themselves.
— Ben Ford, eCommerce Manager at Wilkinson Sword
12. Reboot Online (London)
Founded in 2012, Reboot Online is a data-first, experiment-driven digital marketing agency headquartered in London. With over 80 specialists and a strong focus on transparency and measurable results, it stands as a top SEO company in UK. Known for pioneering SEO strategies backed by data and experimentation, Reboot Online continues to earn its spot among the best SEO companies UK.
E-commerce, finance, B2B, travel, and iGaming sectors needing highly visible SEO campaigns.
💰 Pricing
Bespoke; based on scope and objectives. Contact required for estimates.
⭐ Strengths
✅ Experiment-Led Strategy: Focuses on data and testing to refine and scale campaigns. ✅ Diverse Expertise: Offers SEO, digital PR, content marketing, and paid media services. ✅ Proven Results: Delivered success for Just Eat, Viator, and OnBuy.com. ✅ Industry-Leading Reputation: Frequently recognized in lists of the best SEO companies in the UK.
⚠️ Weaknesses
🔸 Premium Services: Custom strategies come with higher pricing, which may not suit all budgets. 🔸 May Overwhelm Small Clients: Advanced techniques and scale could challenge businesses with limited resources.
Client Testimonial
Reboot has been a breath of fresh air as far as link building is concerned. Their digital PR is world class and just in 3.5 months of engagement we got 50+ mentions that includes mentions in 70+ DA sites.
— Phani Deepak Akella, Head of Marketing
13. Loud Mouth Media (Belfast, Glasgow & Dublin)
Founded in 2011, Loud Mouth Media is a multi-award-winning performance marketing agency specializing in SEO, PPC, and conversion optimization. With a focus on delivering data-driven results for clients across e-commerce, automotive, hospitality, and education, Loud Mouth has earned its position among the top SEO companies UK. Their Google Premier Partner status and consistent industry accolades place them firmly among the best SEO companies UK.
E-commerce brands, SMEs, and nonprofits needing performance-focused SEO & PPC.
💰 Pricing
Hourly: $100–$149Projects: $1,000–$50,000 (varies by scope)
⭐ Strengths
✅ Performance-Driven: Campaigns focus on ROI using data-led strategies. ✅ Full-Service Expertise: Offers SEO, PPC, social ads, and CRO. ✅ Award-Winning: Recognized as PPC and Integrated Search Agency of the Year (2024). ✅ Premier Partner: Holds Google Premier Partner status, ensuring high platform proficiency.
⚠️ Weaknesses
🔸 Higher Pricing: May not be suitable for very small businesses or startups. 🔸 Regional Focus: Primarily serves UK and Ireland markets, limiting global exposure.
Client Testimonial
Loud Mouth Media has been instrumental in driving our digital marketing success. Their expertise in SEO and PPC has significantly improved our online visibility and conversion rates.
— Marketing Manager, Brillband
14. Click Consult (Cheshire)
Founded in 2003, Click Consult is a multi-award-winning digital marketing agency based in Cheshire. With a strong focus on organic search (SEO) and paid search (PPC), they help businesses—from SMEs to large enterprises—achieve online growth. Known for their cross-channel expertise and results-driven strategies, Click Consult is widely recognized as one of the top SEO companies UK and a consistent performer among the best SEO companies UK.
SMEs to global brands needing advanced SEO and PPC services.
💰 Pricing
Custom pricing based on business needs and project scope.
⭐ Strengths
✅ Full-Service Digital Marketing: SEO, PPC, content marketing, CRO, and digital PR. ✅ Proven Results: Success with major clients like Age UK, Sanofi, and CV Library. ✅ Award-Winning Campaigns: Recognized for the UEFA EURO 2024 SEO campaign. ✅ Experienced Team: Over 70 specialists supporting 60+ clients globally.
⚠️ Weaknesses
🔸 Higher Costs: Tailored services may be out of reach for some small businesses. 🔸 Complex Implementation: Best suited for organizations with dedicated marketing resources.
Client Testimonial
We currently use Click as our SEO provider and find them very proactive in working with us to drive performance. They use KPIs to demonstrate an increase in performance and support us in what actions to take to improve our natural search.
— Lucy O’Shaughnessy, Commercial Director, Liverpool Airport
15. Boom Online Marketing (Nottingham)
Founded in 2010 by Ian Lockwood, Boom Online Marketing is a creative digital marketing agency located in the East Midlands. Specializing in home retail and eCommerce, they provide SEO, PPC, content marketing, digital PR, and web development services. Recognized as a Google Premier Partner, Boom is known for its transparent, data-led approach. Their tailored strategies and deep industry knowledge place them among the top SEO companies UK and one of the best SEO companies UK for niche sectors like retail and eCommerce.
Home retail and eCommerce businesses looking for comprehensive digital marketing.
💰 Pricing
Custom pricing tailored to each client’s needs.
⭐ Strengths
✅ Full-Service Digital Agency: Offers SEO, PPC, web development, and more. ✅ Home Retail Expertise: Deep understanding of retail and eCommerce strategy. ✅ Trusted by Brands: Worked with Shoezone, Appliance City, and Vibrant Doors. ✅ Transparent & Consultative: Highly praised for clear communication and reporting.
⚠️ Weaknesses
🔸 Higher Costs: May not be ideal for startups with tight budgets. 🔸 Enterprise-Oriented Tools: Best suited for established companies with marketing teams.
Client Testimonial
We’ve worked with Boom Online Marketing from the inception of Vibrant Doors and their work on our PPC and SEO campaigns is a big part of how we’ve grown to a multi-million pound business. I’ve trusted them with over £1m of ad spend in that time!
— John Shaw, Vibrant Doors
16. Blue Array (Reading)
Founded in 2015, Blue Array is the UK’s largest specialist SEO agency, known for its unique ‘consulgency’ model—a hybrid of consultancy-level personalization and agency-scale delivery. With services focused exclusively on SEO—technical SEO, organic search, digital PR, and content strategy—Blue Array caters to SaaS, e-commerce, and large businesses. Their B Corp certification and proven track record position them among the top SEO companies in UK and one of the best SEO companies UK for enterprises seeking ROI-driven organic growth.
Mid to large-sized businesses, SaaS companies, and e-commerce platforms focused on organic search.
💰 Pricing
Projects start at approx. £8,000; monthly SEO support packages available.
⭐ Strengths
✅ SEO-Only Expertise: Exclusive focus on SEO ensures deep specialization. ✅ Consulgency® Approach: Combines consultancy care with agency efficiency. ✅ Trusted by Big Brands: GoCardless, Iwoca, and Monsoon Accessorize are notable clients. ✅ Ethical Credentials: B Corp certified for social and environmental standards.
⚠️ Weaknesses
🔸 Higher Entry Cost: May not suit small businesses or startups. 🔸 Complex Delivery: Depth of service may be overwhelming for teams with limited SEO background.
Client Testimonial
Blue Array really helped us get a handle on our SEO efforts and helped us put together a roadmap for success on both the technical and content sides of SEO. Abby and Evan especially really helped answer all the many questions we had and set us up to have a great baseline to be working from going forwards.
— Cliff, March 2025
17. Artemis Marketing (Horsham)
Established in 2004, Artemis Marketing is a veteran digital marketing agency based in West Sussex, known for its AI-optimized SEO strategies and proprietary ARTEMIS INTELLIGENCE® platform. Their focus on AI-driven search visibility places them among the top SEO companies UK for small and medium-sized businesses looking to stay ahead in evolving digital landscapes. With over two decades of industry experience and a comprehensive service offering, Artemis stands out as one of the best SEO companies UK for future-forward optimization.
Small to mid-sized businesses in Sussex and nearby regions seeking AI-powered SEO and full-service digital support.
💰 Pricing
Custom quotes based on business needs; tailored SEO and marketing solutions.
⭐ Strengths
✅ AI-Driven SEO Leadership: Experts in optimizing for ChatGPT and Google’s Generative Search. ✅ Full-Service Offering: SEO, PPC, web design, and AI consulting in-house. ✅ Recognized Excellence: Featured in The Sunday Times Best Places to Work and shortlisted at Digital Excellence Awards 2025. ✅ Proven Client Wins: Success stories with brands like Onske Interiors and Ouh La La Lingerie.
⚠️ Weaknesses
🔸 Costly for Some: Premium pricing structure may challenge startups or micro-businesses. 🔸 Advanced Setup: Best suited for teams ready to scale or embrace AI-focused strategies.
Client Testimonial
I’ve been working with Artemis Marketing since November for technical SEO and link building for my lingerie eCommerce website, and the results have been phenomenal! My sales have increased by over 40%, and I’ve seen a significant boost in both traffic and rankings.
— Simon Lea, Ouh La La Lingerie
18. Evolved Search (Newcastle upon Tyne)
Evolved Search, founded in 2014, is a multi-award-winning SEO agency recognized among the top SEO companies UK for its deep specialization in e-commerce, finance, and automotive industries. Their robust service offering includes technical SEO, content marketing, PPC, and digital PR—making them one of the best SEO companies UK for performance-driven strategies. With accolades like “Best Large SEO Agency in the UK and Europe,” they’re known for measurable impact and tailored client success.
E-commerce, finance, and automotive brands seeking integrated SEO, PPC, and conversion-focused campaigns.
💰 Pricing
Custom proposals; pricing depends on campaign scope and service mix.
⭐ Strengths
✅ Award-Winning Excellence: Named Best Large SEO Agency in UK & Europe (2022). ✅ Full-Service Strategy: SEO, digital PR, UX, content, and paid search under one roof. ✅ Data-Driven Performance: Heavily analytics-based campaign design and optimization. ✅ Strong Client Portfolio: Trusted by brands like Tap Warehouse, Drench, and Nextbase.
⚠️ Weaknesses
🔸 High-Tier Pricing: May not be ideal for startups or lean marketing budgets. 🔸 Enterprise-Oriented: Strategy depth and scope may exceed needs of very small or early-stage businesses.
Client Testimonial
We teamed up with Evolved Search to reverse a severe dip in organic visibility and revenue, and they have not let us down. Their work has helped us tackle a mountain of technical problems, they’ve created interesting and effective content, and smashed revenue goals month after month. We simply couldn’t have done it without Evolved’s vast breadth and depth of SEO expertise. Their approach is performance-driven, detail-oriented, and collaborative – they actually live up to the ‘extension of the team’ cliché, and not many agencies do.
Founded in 1997, Adtrak is a seasoned digital marketing agency recognized among the top SEO companies UK for its lead-generation-focused strategies. With more than 25 years of experience, they provide a full suite of services including SEO, PPC, web design, and branding. Adtrak is considered one of the best SEO companies UK for small and medium-sized businesses seeking long-term digital growth with transparent, performance-driven campaigns.
SMEs seeking full-service digital solutions—SEO, web design, PPC, and branding—for performance and lead generation.
💰 Pricing
Minimum project size: £10,000+; tailored solutions based on scope and objectives.
⭐ Strengths
✅ Established Expertise: Over 25 years of proven industry experience. ✅ Full-Service Offering: End-to-end digital services enable unified marketing strategies. ✅ Client-First Philosophy: Personalized, transparent campaigns backed by measurable performance. ✅ Detailed Reporting: Emphasis on analytics and data-driven insights.
⚠️ Weaknesses
🔸 Premium Engagement Costs: May not be feasible for very small businesses or startups. 🔸 Over-Servicing Risk: Comprehensive approach may exceed the needs of micro businesses.
Client Testimonial
I’ve worked with Adtrak for the past two years and have only positive things to say about their agency. My account manager is Joe and he is always available, consultative and proactive in his approach. We partner with Adtrak for a range of ecommerce management services, SEO and PPC across various brands within our Group. The team is knowledgeable, skilled, passionate and dedicated. I would have no hesitation in recommending them.
— Niki Proctor, Client at Adtrak
20. Climb Online (London & Manchester)
Founded by Mark Wright, winner of The Apprentice 2014, Climb Online is a results-driven digital marketing agency known as a top SEO company in UK. Headquartered in London with a Manchester office, the agency is trusted by mid-sized to large companies, eCommerce brands, and B2B businesses for its expertise in SEO, paid media, and content marketing. As one of the best SEO companies UK, Climb Online is praised for its strategic execution, transparency, and measurable impact across multiple sectors.
Mid to large-sized businesses across eCommerce, SaaS, B2B, and startups looking for data-driven SEO and digital marketing solutions.
💰 Pricing
Custom packages; pricing varies based on client goals and scope.
⭐ Strengths
✅ Full-Service Delivery: SEO, paid media, digital PR, and content marketing under one roof. ✅ Proven Client Results: Helped Imagine Cruising increase organic traffic by 175%. ✅ Recognized Leadership: Founded by digital strategist Mark Wright. ✅ Transparent Performance Tracking: Clear reporting and performance insights.
⚠️ Weaknesses
🔸 Premium Pricing Tier: May not be ideal for smaller businesses on a tight budget. 🔸 Scalability Complexity: Full-scale campaigns may be excessive for very small teams.
Client Testimonial
Climb has transformed our online presence. Within months, we saw a significant increase in rankings and conversions.
— Tim Mills, Client
21. Footprint Digital (Colchester)
Founded in 2014, Footprint Digital is a B Corp-certified digital agency based in Colchester, Essex. Known for its ethical and analytical approach, the agency is recognized as a top SEO company in UK for its in-depth audits and data-driven strategies. Their flagship Digital Marketing Audit (DMA) stands out as a high-value offering, and they serve clients across sectors like eCommerce, legal, healthcare, and hospitality. As one of the best SEO companies UK, they combine SEO with CRO, PPC, and educational guidance for sustainable online growth.
SMEs and mid-market companies seeking advanced SEO, PPC, and conversion optimization backed by detailed digital marketing audits.
💰 Pricing
DMA starts from £750 + VAT; includes a 27+ hour manual audit across SEO, PPC, and analytics.
⭐ Strengths
✅ In-Depth Audit Expertise: Unique, multi-hour audit process for strategic digital clarity. ✅ Certified Ethical Practices: B Corp-certified for social and environmental standards. ✅ Cross-Sector Results: Success across legal, eCommerce, and healthcare industries. ✅ Client Education Focus: Empowers businesses through knowledge transfer.
⚠️ Weaknesses
🔸 Higher Audit Costs: The audit-first model may not suit startups with limited marketing budgets. 🔸 Strategic Complexity: Ideal for growth-stage or mid-market businesses rather than early-stage startups.
Client Testimonial
I would strongly recommend any business wanting to make more money online to get Footprint Digital to do an audit for you. This could change your business forever and is charged at a nominal fee which will be the best money you have spent in a long time.
— Gary White, Aspen Waite
22. novi.digital (Lancaster & London)
Founded in 2009, novi.digital is a data-first digital agency specializing in SEO, PPC, and conversion rate optimization. Known for its AI-driven methodology and analytics-based strategy, novi.digital is a top SEO company in UK that caters primarily to B2B and luxury brands. With notable clients like Siemens Financial Services and PropertyData, the agency is recognized as one of the best SEO companies UK for its focus on automation, performance insights, and high ROI delivery.
B2B and luxury brands seeking measurable, data-led SEO and PPC strategies, especially those requiring scalability and automation.
💰 Pricing
SEO: From £1,500/mo + VAT PPC: From £1,000/mo + VAT Consulting: From £750/mo + VAT Audits: From £1,000 + VAT Average project range: £250 – £30,000/mo
⭐ Strengths
✅ Automation & AI Use: Leverages machine learning for smarter campaign optimization. ✅ ROI-Focused: Proven results in improving return on ad spend and conversions. ✅ B2B Niche: Specialized in delivering results for business-to-business and premium brands. ✅ Transparency: Praised for honest, collaborative client relationships.
⚠️ Weaknesses
🔸 Not Ideal for Small Budgets: Entry pricing and strategic depth may not suit startups or smaller businesses. 🔸 Complex Systems: May require sophisticated client-side teams to fully leverage analytics and automation.
Client Testimonial
With the help of novi.digital, our ROAS increased from three times to 13 times in just six months. The team understood our business model and went above and beyond to help achieve our goals.
— Aidan Sharples, Greenmarket
23. Salience Search Marketing (Staffordshire)
Salience Search Marketing is a UK-based SEO agency focused on delivering tailored, ethical SEO strategies that align with business goals and search engine guidelines. With a commitment to transparency and results, Salience stands out as a top SEO company in UK, offering measurable improvements in visibility and traffic. Their customized approach makes them a valuable partner for businesses prioritizing sustainable growth, earning their place among the best SEO companies UK.
Businesses of all sizes seeking bespoke SEO strategies with an emphasis on long-term, measurable growth.
💰 Pricing
Custom pricing based on individual needs and campaign scope. Contact the agency for a tailored quote.
⭐ Strengths
✅ Bespoke Strategies: Focused on customized SEO plans for each client. ✅ Ethical SEO: Adheres to white-hat techniques and Google best practices. ✅ Clear Reporting: Offers regular updates and performance tracking for full transparency.
⚠️ Weaknesses
🔸 Limited Public Data: Less case study or results information available online compared to larger agencies. 🔸 Niche Focus: May have limited cross-industry experience depending on client background.
24. Up Analytics (UK)
Up Analytics is a boutique agency founded by ex-Google product specialist Michel van Luijtelaar, offering expert guidance in SEO, GA4, local search, and data analytics. With offices in the UK, Netherlands, and Thailand, they specialize in supporting in-house teams at mid-sized to enterprise-level businesses. Their proficiency in multi-location local SEO and GA4 makes them a top SEO company in UK and a data-first partner among the best SEO companies UK.
Mid-sized to large enterprises needing advanced SEO, data analytics, and local SEO support.
💰 Pricing
$70–150 per hour, depending on project scope and complexity.
⭐ Strengths
✅ Data Analytics Expertise: Skilled in GA4, BigQuery, and Looker for performance insights. ✅ Local SEO Leader: Recognized for excellence in local search and managing multi-location SEO. In-House Collaboration: Specializes in working directly with internal marketing teams. ✅ Global Presence: Experience across international markets adds unique value.
⚠️ Weaknesses
🔸 Premium Hourly Rates: May be costly for startups or small businesses. 🔸 Fewer Public Reviews: Limited client feedback available online compared to larger agencies.
Client Testimonial
Click here to change this text. Lorem ipsum dolor sit amet, The engagement resulted in the company’s increase in quality leads and boosted ads presence. The success of the project was due to the team’s outstanding work and professionalism.
— Ard Malenstein, Managing Director of Pets Place Boerenbond
25. Pearl Lemon (London)
Pearl Lemon, founded by Deepak Shukla in 2019, is a London-based, award-winning digital agency known for custom SEO and lead generation services. With a strong reputation for client satisfaction and measurable results, Pearl Lemon has emerged as a top SEO company in UK, trusted by businesses looking for agile, high-impact marketing strategies. Their transparent pricing and diverse offerings place them among the best SEO companies UK for small to medium businesses.
Small to medium-sized businesses needing custom SEO, lead generation & digital marketing.
💰 Pricing
SEO starts at $3,780/month. Transparent pricing, no long-term contracts.
⭐ Strengths
✅ Custom Campaigns: Tailored strategies aligned to business objectives. ✅ High Satisfaction: 97% retention rate, 4.9+/5 ratings on Clutch & more. ✅ Full-Service Offering: SEO, PPC, PR, web design & even game development. ✅ Scalable Packages: Flexibility for growing businesses.
⚠️ Weaknesses
🔸 Premium Pricing: May not fit small budgets. 🔸 Complex Service Stack: May overwhelm smaller businesses without a marketing team.
Client Testimonial
Very professional and very productive. The best in the SEO industry.
— Zeno Music
Final Thoughts on the Best SEO Companies in UK
The SEO landscape is diverse, with agencies offering a range of services tailored to various business sizes and industries. The agencies listed, including Appear Online, Screaming Frog, Impression, Koozai, Absolute Digital Media, Anything is Possible, Propellernet, Brave Bison, and Pearl Lemon, are among the best SEO companies in the UK for 2025. Each one stands out for different reasons, including their expertise in SEO, technical capabilities, creative strategies, and client-focused approaches.
Key Takeaways:
Specialization: While some agencies focus on technical SEO and large-scale audits (e.g., Screaming Frog), others emphasize content strategy, digital PR, and comprehensive online marketing (e.g., Brave Bison, Pearl Lemon).
Tailored Services: Most agencies offer customized services based on clients’ needs, whether it’s for large enterprises, small businesses, or specific industries like eCommerce or finance.
Client Experience: A significant number of these agencies have high client retention rates and have worked with notable clients, showcasing their ability to deliver tangible results.
Pricing: Premium pricing is common among these top agencies due to their bespoke services, which can be a consideration for smaller businesses with limited budgets.
Innovative Tools and Approaches: Some agencies, like Propellernet and Pearl Lemon, create and utilize their proprietary tools to optimize campaigns and improve client outcomes.
Choosing the right SEO agency depends on your business’s size, industry, and marketing goals. If you’re a larger business or need highly technical SEO, agencies like Screaming Frog and Propellernet are great choices. For more creative and comprehensive digital marketing strategies, Brave Bison and Impression stand out. Pearl Lemon and Absolute Digital Media offer excellent bespoke services with a high client satisfaction rate, making them great for businesses that want a personalized approach.
Ultimately, whichever agency you choose, be sure to look for one that aligns with your business objectives, offers transparency in pricing, and has proven results in your sector.
