These best-performing London SEO agencies offer world-leading expertise and high-quality services. Evaluate their past projects, average rates, client reviews, team size and more to select the right partner for your brand. Use our handy filtering tool to customize your search!
Best London SEO Company Rankings
5 Companies-Rankings updated: September 06, 2026
DesignRush vets all agencies based on professional qualifications and verified customer feedback to help you choose confidently. Some featured agencies maintain paid sponsorships.
Optisearch is your premier destination for Google Ads services in the UK, specializing in helping businesses generate more leads through PPC campaigns. With our expertise, we enable businesses to optimize their resources and achieve greater results with minimal investment...
Top Services:
SEO
PPC
Digital Marketing
Location
London, United Kingdom
Number of Employees
Under 49
Average Hourly Rate
$15/hr
Minimal Budget
Under $1,000
Optisearch Services
SEO
PPC
Digital Marketing
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Revells Travel
Ablemarsh
Creator Concepts
Drew & Sons Funeral Directors
Kitchen Makeovers Cornwall
Steel Craft Scaffolding
Unflatpack
Data sourced from the agency's DesignRush profile
Optisearch Reviews & Testimonials
Catherine
Review from Google
5.0★
Catherine's Review Sourced from Google
Since starting their Google Ads campaigns, we’ve seen a steady rise in leads. The targeting is spot on, and the return on investment has been excellent. Highly recommend their service.
Baptiste
Review from Google
5.0★
Baptiste's Review Sourced from Google
The team’s SEO strategy made a huge difference for us. We’re now ranking higher, and the calls coming through every day have noticeably increased. Really impressed with the results!
Eden Moses
Review from Google
5.0★
Eden Moses's Review Sourced from Google
As a vehicle recovery business in London, we needed better online visibility to attract local clients. Their SEO service delivered exactly that. Our rankings improved, organic traffic increased, and we’ve been getting more calls ever since. Great team and great results!
Reviews verified by DesignRush and sourced from the agency's profile
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Alpha Agency is a full-service advertising, media and communications agency with Baltic roots and an international network. We combine creative strategy, media planning, digital marketing, PR, branding, social media, influencer marketing, events and performance campaigns to help brands grow, reach the right...
Top Services:
Branding
Digital Services
Creative Services
Digital Strategy
Graphic Design
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Location
London, United Kingdom
Number of Employees
100 - 249
Average Hourly Rate
$50/hr
Minimal Budget
$1,000 - $10,000
Portfolios Count
2 Projects Listed
AlphaAgency Services
Branding
Digital Services
Creative Services
Digital Strategy
Graphic Design
SEO
Media Buying
Digital Marketing
Market Research
Event Marketing
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Fireworx is a marketing, creative and digital agency, providing solutions that help clients disrupt their market. We create a more compelling competitive advantage so businesses better resonate with their target customers, driving a greater return on marketing investment. Â From our offices in London and...
Top Services:
Digital Marketing
PPC
Advertising
SEO
Digital Services
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Location
London, United Kingdom
Number of Employees
Under 49
Average Hourly Rate
$90/hr
Minimal Budget
$10,000 - $25,000
Fireworx Services
Digital Marketing
PPC
Advertising
SEO
Digital Services
WordPress Website Design
Branding
Graphic Design
Web Design
Web Development
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
McCarthy & Stone
AXA PPP Healthcare
Health-on-Line
SecureHealth
Capitama
Choose wisely
NHS
The Zygos Partnership
VetSpace
Christs Hospital
Data sourced from the agency's DesignRush profile
Fireworx Reviews & Testimonials
Simon Booth
Review from Google
5.0★
Simon Booth's Review Sourced from Google
One of the few really disruptive, challenging marketing agencies. Dan and team are great to work with, outcome and solution focussed and geninely care!
Rostrum Limited
Review from Google
5.0★
Rostrum Limited's Review Sourced from Google
Fireworx has worked alongside us to design, launch and run our new website. Ross, Olie and the whole team have been brilliant to work with from start to finish and created a website we are really happy with. We would highly recommend Fireworx.
Reviews verified by DesignRush and sourced from the agency's profile
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We have extensive experience in conducting comprehensive business audits to identify the most effective keywords for maximum visibility and ROI whether for local or national SEO campaigns. This process involves analyzing multiple factors to develop the right keyword mix that accurately represents your...
Top Services:
Web Design
Web Development
Mobile App Development
SEO
Social Media Marketing
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Location
London, United Kingdom
Number of Employees
50 - 99
Average Hourly Rate
$15/hr
Minimal Budget
$10,000 - $25,000
Webxcell Digital Services
Web Design
Web Development
Mobile App Development
SEO
Social Media Marketing
Email Marketing
Branding
Video Production
Digital Strategy
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Novo Dental
LuxeHome Interiors
TechStart SaaS
Data sourced from the agency's DesignRush profile
Webxcell Digital Reviews & Testimonials
Jermaine
Review from Google
5.0★
Jermaine's Review Sourced from Google
Webxcell delivered a branding package that aligned extremely well with our company's vision. From the initial requirements through to the finished product, the entire journey was seamlessly smooth, and the end result truly reflects the image we want our company to portray. The turnaround time was impressive, and we were able to iterate quickly on any changes we requested. Overall, I would highly recommend Webxcell to anyone in need of web design support, and all at a great price.
Daniel Thistlethwaite
Review from Google
5.0★
Daniel Thistlethwaite's Review Sourced from Google
We used Webxcell digital to build our brand, and Dan provided us with strategic consultation to further our AI product.
From the very beginning, Dan demonstrated an exceptional ability to truly understand not just what we do, but who we are as a brand. They didn’t jump straight into visuals or templates—instead, they took the time to uncover our values, our audience, and the story we wanted to tell. That foundation made all the difference.
What really set them apart was the combination of creative vision and strategic thinking. Every recommendation, from messaging to layout to user experience, was backed by clear reasoning and aligned with our long-term goals. It felt less like hiring a consultant and more like gaining a strategic partner.
Their advice was consistently insightful and practical. They challenged our assumptions when needed, offered fresh perspectives, and guided us toward decisions that have already started to pay off. The final result is a brand and website that not only looks incredible but also communicates exactly what we stand for and connects with our audience in a meaningful way.
If you’re looking for someone who can combine design, branding, and high-level strategy into one seamless experience, I couldn’t recommend them more highly.
David Clapham
Review from Google
5.0★
David Clapham's Review Sourced from Google
Vale Logistics website was created by Dan and his team. They were brilliant getting helping us move away from a company that messed us about. They helped move the original site and turned it into a very professional looking site to give customers confidence in VL's services.
Reviews verified by DesignRush and sourced from the agency's profile
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At GSS Tech Solutions, were redefining IT services with a commitment to excellence, reliability, and innovation. Each project reflects our dedication to quality, timeliness, and consistent performance. By continuously evolving our technology and enhancing client value, our passionate team thrives on embracing...
Top Services:
Web Development
eCommerce Development
Digital Marketing
SEO
Software Development
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Location
London, United Kingdom
Number of Employees
50 - 99
Average Hourly Rate
$25/hr
Minimal Budget
$1,000 - $10,000
GSS Tech Solutions Services
Web Development
eCommerce Development
Digital Marketing
SEO
Software Development
Mobile App Development
IT Services
DevOps Consulting
Cybersecurity
Social Media Marketing
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Elmar Home Care
AK Travel & Money Transfer
Switich Ur Energy
GSS Securities Inc
Youtilities
Data sourced from the agency's DesignRush profile
GSS Tech Solutions Reviews & Testimonials
Muhammad Tayyab
Review from Google
5.0★
Muhammad Tayyab's Review Sourced from Google
"We tried google ads before but didn’t get much out of it. Now it’s been better they took time to understand our audience. Results were slow with the First ad but they tweaked it and now we’re getting leads. Overall good work
David Jim
Review from Google
5.0★
David Jim's Review Sourced from Google
GSS Tech Solutions took our website from invisible to the first page of Google! Our traffic has doubled, and we're getting more inquiries than ever. Highly recommended!
Johir Uddin
Review from Google
5.0★
Johir Uddin's Review Sourced from Google
I’m really happy with the work GSS Tech Solutions did on my eCommerce website and mobile app. They built a great-looking site and an easy-to-use app that helped me reach more customers and sell more products. Their team was helpful and really knew their stuff. If you need a good website or app, I’d definitely recommend them!
Reviews verified by DesignRush and sourced from the agency's profile
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