Digital Marketing

Top SEO Agencies in London 

Search Engine Optimization (SEO) is a result-oriented marketing channel that can help you generate quality leads online. If you find SEO agencies in London on Google then you will find hundreds of SEO companies. You can’t choose any random agency and that is why I have listed the best SEO agencies in London, UK.

But how SEO can help your business? Here are some benefits of SEO:

  • It can help you generate quality traffic to your site.
  • Help in bringing more customers.
  • SEO can improve your brand awareness.
  • It allows you to promote your products or services online.
  • By using it, you can achieve good search rankings on SERP.

Here is the list of top SEO agencies in London:

1- Built To Last SEO

Built To Last SEO is a trusted SEO agency in London that has served more than 143 clients with a client retention rate of 98%. Whether you are a small, medium, or big enterprise, they deliver advanced SEO strategies to every client.

It has more than 12 years of experience in the SEO industry. Their aim is to provide result-oriented services that help businesses generate new customers.

Here are the top services offered by Built To Last SEO:

  • Technical SEO
  • Core Web Vitals Optimization
  • International SEO
  • Local SEO
  • Quality Link Building
  • Content Marketing
  • Content Writing

Office Address:

Office 7, 35 – 37 Ludgate Hill, London EC4M 7JN, United Kingdom

Contact: +442081441056

Key People:

Shirish Agarwal, Founder 

Top Results:

  • Built To Last SEO helped businesses generate over 1000 leads using quality SEO services.

Also, read Big Data, Business Intelligence, and Search Engine Optimisation: Driving Business Success


Rated 5.0 from 441 Google reviews

RBSEO is the UK’s leading SEO agency that is headquartered in London. They helped many businesses achieve 1st-page rankings. RBSEO has also won various awards like the Bark Certificate of Excellence.

Whether you are in the real estate, education, or health industry, RBSEO can help almost every industry in acquiring new customers.

Here are the top services offered by RBSEO:

  • Content Writing
  • Link Building
  • Web Design

Office Address:

20 Wenlock Road London N1 7GU United Kingdom

Contact: +442079711403

Top Results:

  • RBSEO helped Shaver Spare achieve good organic rankings on Google.

Top Client Reviews:

2x time round for link building will keep coming back as quality is good compared to price.

Andy Sylvester

3- Absolute Digital Media

Rated 4.5 from 67 Google reviews

Absolute Digital Media is an award-winning SEO agency that is headquartered in London, UK. Their goal is to offer ROI-focusses strategies that suit your business requirements which provide outstanding results.

Absolute Digital Media is also a winner of the European Agency Awards 2021, UK Agency Awards 2021, and also Great Place To Work-Certified. With more than 13 years of experience, they know what will work for your business’s needs.

Here are the top services offered by Absolute Digital Media:

  • Technical Audit
  • Local SEO Optimization
  • Ecommerce SEO
  • Website Migration
  • International SEO
  • Link Reclamation
  • Editorial Outreach
  • Copywriting

Office Address:

35 New Broad St, London EC2M 1NH, United Kingdom

Contact: +44800886000

Key People:

Ben Austin, Founder, and Sophie Brannon, Head of SEO

Top Results:

  • PostMyMeds is the UK’s trusted online pharmacy. They approached Absolute Digital Media for SEO services and successfully achieved a 692% growth in organic search visibility with a 680% increase in organic search traffic. Moreover, they saw over 371% growth in the top 3 position keywords rankings.

Top Client Reviews:

It’s refreshing to find someone who is as passionate about my business as I am and that shows in the Google Adwords results they’ve delivered in the last few months

Sean Pearce LED Lights

Also, read Why Your Company Should Implement a Local Search Marketing

4- Grapefruit Digital

Rated 4.9 from 10 Google reviews

Grapefruit Digital is a well-known SEO marketing agency in London. Its professional team uses proven strategies that help businesses generate traffic and achieve good rankings on websites.

It is a full-service SEO company that can deliver quality services to almost every industry including education, health, and eCommerce stores.

Here are the top services offered by Grapefruit Digital:

  • Technical SEO Audit
  • Content Creation
  • On-Page Optimization
  • Keyword Research
  • Local Search Optimisation

Office Address:

The exchange at Somerset House, South Wing, London WC2R 1LA, United Kingdom

Contact: +442081238781

Key People:

Matthew Kirkman, Director, and Matthew Pechman, CMO

Top Results:

Top Client Reviews:

great service, with the expertise and know-how to get us the results we wanted – Mini Swimmers Ltd

Elaine Ives

5- Go Up

Rated 4.7 from 14 Google reviews

Go Up is a popular SEO agency in London, UK with proven track records of successful SEO results. Its professional team helped many well-known brands like Diageo, Huel, and Cuvva in increasing online visibility.

It is an SEO-focused company that aims to provide search engine rankings. Go Up was founded in 2011.

Here are the top services offered by Go Up:

  • Website Audit
  • Link Building
  • Local SEO
  • Content Marketing
  • UI/UX Design

Office Address:

71 Leonard St, London EC2A 4QS, United Kingdom

Contact: +442078717662

Key People:

Mike Coleman, Founder, Tom Skinne, Co-Founder, and Peter Narayan, CEO

Top Results:

  • Banham is a prestigious security company that approached Go Up for its quality SEO services. Banham achieved 33% growth in organic traffic YOY.


SEO is one of the growing marketing channels and more and more businesses have already started using it for better growth online. You can approach any of the above London SEO agencies for your business.

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