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List of TOP 53 SEO Companies in London. Discover the most skilled marketing agencies from our community to outsource your marketing to.
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B2B SEO agency driving signups, building authority, and keeping you visible in Google and AI search through strategic SEO, backlinks, and brand mentions.
London, England, United Kingdom
SEO, Backlink Management +6
IT, Manufacturing +1
$2,500 - 5,000
Solvid is a next-generation SEO, Link-Building and AI SEO agency helping businesses thrive online. Solvid works with companies worldwide to deliver impactful SEO and LLM results.
London, England, United Kingdom +1
SEO, Backlink Management +21
Fintech, Legal Services +3
Starting from $1,000
We Build Powerful Backlinks to Help Our Clients Grow! We are a relationship-based link building agency that builds editorial backlinks for top-notch search engine rankings.
London, England, United Kingdom +4
SEO, Backlink Management +4
Fintech, Ecommerce +7
Any
Bulldog Digital Media is a UK based SEO agency specialising in content, link building and digital PR. Founded in 2013 by Gareth Bull, the agency has grown to serve a diverse clientele, including local startups and global brands.
London, England, United Kingdom +2
SEO, Backlink Management +18
Fintech, Ecommerce +3
Any
Webpop Design delivers bespoke websites that build credibility, strengthen positioning, and drive commercial results. Strategic design, WordPress development, and ecommerce for brands who refuse to blend in.
London, England, United Kingdom
SEO, Technical SEO +6
Fintech, B2B Services +1
Starting from $1,000
With data-driven SEO strategies and advertising campaigns, we help businesses impact the metrics that matter most, from traffic to revenue. Use the power of search on any platform to boost your sales.
London, England, United Kingdom +4
SEO, Backlink Management +36
Home Services, Insurance +29
Starting from $1,000
$39,950
2024
10 months
Challenge
✅ Low Domain Authority (DR 29) – Breezit had limited trust in Google’s eyes. ✅ Weak Backlink Profile – They had only 102 referring domains—not nearly enough to compete with entrenched players. ✅ Challenging Pages to Rank – Unlike blogs or editorial content, wedding venue pages aren’t naturally linked to from high-quality websites, making contextual link acquisition more difficult.
Solution
1️⃣ Link building at scale (476+ high-quality links earned) 2️⃣ Expanding keyword footprint (1,299 → 3,924 page 1 keywords) - by securing strategic anchors, high-authority contextual links, and targeting buyer-intent keywords. 3️⃣ Driving higher-value organic traffic ($7.3K → $25K in traffic value) - by ranking Breezit for high-intent, revenue-driving keywords that convert. By Feb 2025, Breezit ranked for 3,924 high-intent keywords on Page 1 — a 202% increase.
Result
📈 Organic traffic growth → 8,301 → 29,063 visitors/month (+250.1% increase) 🔑 Page 1 keywords → 1,299 → 3,924 ranking keywords 💰 Traffic value growth → $7.3K → $25K/month
Bird, a multi-award winning Digital Marketing Agency, transforms businesses through data-driven strategies, innovative solutions, and unparalleled expertise to achieve digital excellence.
London, England, United Kingdom +4
SEO, Backlink Management +49
Home Services, Insurance +29
Any
Boost your brand visibility and get quality inbound leads looking for expert help.
More Traffic, More Customers, More Revenue. We can help you succeed, no matter your business size. 800,000+ First Page Rankings $41,762,176+ Revenue Generated for Clients. Beat the Competition with ROI-Focused Digital Marketing. Free Analysis & Quote
London, England, United Kingdom +4
SEO, Backlink Management +46
Home Services, Insurance +29
Any
Ink Digital is a UK SEO agency delivering transparent, ROI-led growth. UK Search Awards 2025 winners. We specialise in technical SEO, content strategy and digital PR, plus PPC and web design and development for travel, hospitality, ecommerce & B2B.
London, England, United Kingdom
SEO, Mobile SEO +6
B2B Services, Restaurants +1
Starting from $2,500
Digital Marketing Agency focused on transparent reporting, measured results & a holistic focus on SEO, Paid Media & Organic Social.
London, England, United Kingdom
SEO, SEO Consulting +7
Home Services, Oil & Gas +1
$1,000 - $2,500
SEO and AI search strategy and implementation without the guesswork guesswork. Data driven and agile project plans that deliver measurable results.
London, England, United Kingdom
SEO, Backlink Management +11
Ecommerce, Real Estate +3
Any
Come experience a KPI-based payment model where you only pay if we drive results. It's that simple. Your SEO & GEO partner should be accountable for their outcomes.
London, England, United Kingdom +2
SEO, Backlink Management +17
Ecommerce, Real Estate +3
Starting from $2,500
$77,800
2021
23 months
Challenge
- Establish the brand as a thought leader and a go-to solution for 3PL in the US market. - Compete with the likes of UPS and Shipbob which have 31,775 and 33,947 overlapping keywords in the search results. - Maintain steady growth across 23 Google algorithm updates (you read that right) that were released throughout our engagement.
Solution
We doubled down on Red Stag’s proven tactics while applying long-term, Google-safe strategies, helping them pass 23 algorithm updates untouched. They scaled content, refreshed top pages, built niche guides, improved UX, used original visuals, and strengthened internal linking. Off-page, we delivered 327 authority backlinks to build a powerful, diversified link profile that drove sustained growth.
Result
🔥 Quadrupled first-page keyword rankings: Near 4X presence of page 1 keywords in Google. 📈 Organic traffic skyrocketed: Growth from 44,332 to 109,786 in monthly visitors from SEO. ⚡ SEO resilience through 23 Google updates: Zero penalties, only sustained growth.
Sierra Six Media is a Drum Recommends agency delivering SEO, PPC, web design, and branding with precision and transparency. We align strategies to business goals, integrating seamlessly with clients to drive accountable, long-term growth.
London, England, United Kingdom
SEO, SEO Consulting +7
Ecommerce, B2B Services +1
$2,500 - $5,000
Breakline is the only SEO agency with 8 consecutive years as Clutch's Best, delivering 100%+ traffic growth for clients worldwide.
London, England, United Kingdom
SEO, Backlink Management +6
Ecommerce, B2B Services +1
$1,000 - 2,500
Sniro has comprehensive solution for your web development and digital marketing needs. With expertise in crafting tailored strategies, we empower businesses to enhance their online presence, drive engagement & achieve growth in the digital landscape
London, England, United Kingdom
SEO, Backlink Management +5
Ecommerce, B2B Services +1
$0 - 1,000
At Norsu, not only do we provide a solid ROI, we agree KPIs and metrics with all of our clients. We pride ourselves on communication and expert guidance.
London, England, United Kingdom
SEO, Backlink Management +23
Ecommerce, B2B Services +3
$0 - $5,000
Grow your client base & drive revenue with Elit-Web, an award-proven digital marketing company that has helped thousands of brands attract traffic, win leads and online transactions. Unlock online growth with data-driven digital solutions today!
London, England, United Kingdom +4
SEO, Backlink Management +58
Home Services, Insurance +29
Any
Top Notch Dezigns is an award-winning digital agency that is passionate, dedicated, and committed toward delivering excellent results. We take pride in our outstanding communication skills, and make it a point to exceed our clients’ expectations.
London, England, United Kingdom +2
SEO, Backlink Management +44
Ecommerce, Manufacturing +3
$1,000 - 2,500
$67,562
2023
18 months
Challenge
✅ Their blog was on a subdomain. Their blog content wasn’t benefiting from the authority of the main domain, limiting its impact. ✅ A lean team with limited content resources. With just a few employees, consistent high-quality content production wasn’t feasible. We had to work with what was already published. ✅ Choosing the right pages to promote. We knew backlinks would be an important factor for driving results, but we needed a strategy to make them count.
Solution
After initial links stalled, OneUp shifted to product-led content by launching free social media tools across YouTube, Facebook, Instagram, and more. We built high-authority links (DR70–90) to these tool pages for 12 months, massively boosting their reach. The tools attracted high-intent users who discovered OneUp’s paid features through strong CTAs, driving higher-quality organic traffic and stronger growth.
Result
- Feb 2024: 7.19K clicks per month - Feb 2025: 73.8K clicks per month (927% increase!) 🚀 - 2023 Revenue (Confirmed): $636K - 2024 Revenue (Confirmed): $1M+
Re:signal helps global ecommerce brands drive sustainable revenue growth by integrating SEO and Digital PR into a single, authority-led strategy, backed by industry-leading recognition with 88 Search Awards wins.
London, England, United Kingdom
SEO, SEO Consulting +5
Ecommerce, Sports & Fitness +1
Starting from $10,000
Since our inception in 2018, we've empowered businesses to find their voice, make decisive choices, and seize opportunities in an ever-evolving industry.
London, England, United Kingdom +4
SEO, Backlink Management +63
Home Services, Insurance +29
Any
We're a digital marketing agency for growth brands. We use creative, data-driven, strategic thinking and the latest innovations across all things search to deliver consistent monthly growth to our clients.
London, England, United Kingdom
SEO, SEO Consulting +7
Fintech, Real Estate +1
$5,000 - 10,000
We’re an award-winning web design & development agency based in Guildford, the heart of leafy Surrey, and at Southbank in London. A team of expert designers, developers, strategists and marketers - delivering digital success for more than a decade.
London, England, United Kingdom
SEO, Backlink Management +7
Fintech, Oil & Gas +1
Starting from $5,000
We're an agency that understand the complexities of both marketing and running a business. Our approach blends data analytics with consumer psychology to deliver campaigns that resonate and drive revenue growth.
London, England, United Kingdom +1
SEO, Local SEO +6
Ecommerce, Legal Services +3
$1,000 - 2,500
From improving your Google search rankings to designing bespoke websites that look stunning and deliver results, No Faff Marketing delivers value through top-rated web design & SEO services.
London, England, United Kingdom
SEO, SEO Consulting +6
Ecommerce, Sports & Fitness +1
$0 - $10,000
$30,000
2023
4 months
Challenge
Our client is a leading international website hosting provider that provides WordPress hosting, VPS hosting, domain name registration and website builder services. The client requested our guest blogging and link-building services in order to generate more organic traffic for its UK division.
Solution
After extensive research into relevant UK-based media contacts, the team at Solvid compiled a list of prospects to perform blogger outreach. We decided to opt in for extremely detailed, how-to content targeting self-starters, entrepreneurs, webmasters and agencies.
Result
- 43% increase in organic traffic in 4 months - 71% increase in organic keywords ranking - 57 published guest posts - 62 backlinks gained (average DR of 60) The client got featured in Envato, Creative Bloq, Maddyness, Silicon Republic, Cognism, SimplyBook, ClickBank, and more.
We help Ambitious and Challenger brands realise their goals online. Working for them and with them to forensically improve their Search & AI optimisation and target new opportunities.
London, England, United Kingdom +2
SEO, Backlink Management +34
Ecommerce, Manufacturing +3
Starting from $1,000
7pm Studio specialises in getting websites ranked higher in search engines, and creating mobile-friendly, usable websites.
London, England, United Kingdom
SEO, SEO Consulting +7
Legal Services, Manufacturing +1
Any
StudioHawk is a boutique SEO agency that focuses on one thing, getting you found online through organic search. We don't do paid ads, we don't do social, we purely focus on being the best at one thing, SEO, which is what separates us from the rest.
London, England, United Kingdom +3
SEO, Backlink Management +23
Home Services, Insurance +27
Starting from $1,000
Nautilus Marketing is a full service digital marketing based in London, boasting a varied national & international client base. We pride ourselves on our customer service and excellent workforce. Our Nauti Nerds are unlike any nerd out there,
London, England, United Kingdom
SEO, Mobile SEO +41
Legal Services, Dental +2
$1,000 - 2,500
Link Building & SEO Services UK. Premium natural links to help you increase your rankings and generate greater traffic to your site.
London, England, United Kingdom
SEO, SEO Consulting +4
Ecommerce, Gambling +1
$0 - 1,000
We are a global digital marketing and communications agency, empowering visionary technology companies to change the world for the better by bringing clarity through ideas, influence, and impact.
London, England, United Kingdom +2
SEO, Backlink Management +50
Insurance, Fintech +9
Starting from $2,500
$120,000
2022
18 months
Challenge
Being in an increasingly competitive industry, we’ve been approached by Freedom24 to help them raise brand awareness, generate media publicity, earn backlinks and improve organic traffic across 9 different countries – US, UK, Germany, Italy, Spain, France, Netherlands, Poland and Czech Republic.
Solution
The team at Solvid have developed a comprehensive content marketing, Digital PR and outreach plan in order to deliver maximum exposure, increase organic traffic and boost conversions for an exciting online stock broker. We connected with influential bloggers and journalists in the fintech niche.
Result
- 391% increase in organic traffic year on year - 335% increase in organic ranking keywords - 623 published placements and/or brand mentions - 645 backlinks gained (average DR of 74) The client was featured in hundreds of publications, including Forbes, Nasdaq, Business Insider, Mashable, and more.
From marketing strategy, website building and PPC, to TikTok Shop, social media management, and analytics. We provide a full suite of digital marketing services to take your business to the next level.
London, England, United Kingdom
SEO, Technical SEO +23
Ecommerce, Health & Wellness +3
Starting from $1,000
GA Agency is an award-winning international digital marketing agency helping brands all over the world grow their business and revenue in the online space.
London, England, United Kingdom
SEO, Backlink Management +21
Ecommerce, Food & Beverages +3
Starting from $2,500
We are a data-led, SEO agency that combines SEO & influencer marketing. This allows us to increase link-building activity in a natural way, helping to push our clients up in organic search significantly quicker than using traditional SEO tactics.
London, England, United Kingdom +2
SEO, Backlink Management +18
Dental, Health & Wellness +3
Any
We are the digital growth experts. As an award-winning provider of digital marketing and websites to leading brands, we’ve worked for more than a decade with one key goal in mind - to get businesses more customers online.
London, England, United Kingdom +2
SEO, Backlink Management +41
Fintech, Healthcare & Hospital +3
Any
For ambitious people who want to grow their business, Nerd is an award-winning marketing agency for a digital age. This dedicated team will help you to better understand your customers, create cool digital things and sell more of your stuff.
London, England, United Kingdom
SEO, SEO Consulting +7
Healthcare & Hospital, Food & Beverages +1
Starting from $1,000
Want guaranteed Google rankings in 90 days or less? Talk to the only agency in London confident and skilled enough to offer such a guarantee.
London, England, United Kingdom
SEO, Backlink Management +9
Healthcare & Hospital, Real Estate +3
$0 - $2,500
We are a strategic marketing partner to B2B organisations - focused on helping our clients grow through data-led insight, intelligent strategy, and hands-on collaboration.
London, England, United Kingdom
SEO, SEO Consulting +23
Insurance, Fintech +3
$2,500 - $10,000
CRKLR are a performance marketing agency with a difference; we put content as well as data at the heart of performance. We optimise and amplify your content across paid and organic channels from search to social to deliver exceptional results.
London, England, United Kingdom
SEO, SEO Consulting +7
Ecommerce, Fashion Retail +1
Starting from $2,500
Zeo Agency, established on December 12, 2012, is recognized as one of the largest digital marketing agency in Turkey. The agency offers a range of services including SEO, GEO, AEO, SEM, performance marketing, content marketing and generative AI.
London, England, United Kingdom +2
SEO, Backlink Management +21
Fintech, Healthcare & Hospital +3
Starting from $2,500
Gravity Global is an award-winning brand-to-demand marketing agency. With 16 global offices, we specialize in complex B2B markets, using strategy, creativity, and data to deliver full-funnel integrated solutions that drive measurable growth.
London, England, United Kingdom
SEO, SEO Consulting +7
Fintech, B2B Services +1
$25,000+
