Top 13 Digital Marketing Agencies in London for 2025

The UK is the third-biggest digital advertising market globally, with over 8500 digital marketing agencies. 

Out of these 8500 online advertising companies, more than 7000 are in London.

If you want to promote your business in London and attract buyer attention, you should partner with reputed London digital advertising companies.

However, selecting the finest digital advertising agency to outsource marketing out of so many high-quality advertising firms can be challenging.

To make it easier, I have listed the top London digital marketing agencies offering premier online experiences with comprehensive solutions for digital marketing for startups.

From data-driven SEO and PPC strategies to innovative social media campaigns, London digital agencies help businesses of all sizes significantly increase their online visibility.  

 

List of the Best London Digital Marketing Agencies

1. Ninja Promo

Yes, that’s us! Don’t let it unsettle you that we’ve put ourselves at the top – there are plenty of reasons for it. We are a global digital agency with a presence in London and other major cities like New York, specializing in multi-channel online marketing.

At NinjaPromo, we offer a comprehensive digital marketing subscription designed to provide ongoing support for your brand’s growth. Our services cover everything from social media marketing and lead generation to PPC and SEO. Unlock your brand’s full growth potential with our experts!

🔗Website: NinjaPromo.io

🌎Location: 71-75, Shelton Street, Covent Garden, London, WC2H 9JQ | +44 20 3868 4672

⏳Founded: 2017

🧑‍💻Number of Employees: 50-100

⚙️Key Services:

• Social media marketing
• SEO
• Paid media
• Paid social
• PR
• Influencer Marketing
• Video Production
• Branding
• Website design and development
• Lead generation, and more

💸Pricing: Starts from $60/hour. You can check our full pricing here. 

🏆Renowned Clients:

• Fantom
• Bitforex 
• PWC
• Burger King
• Samsung
• Lisk 
• Logitech
• Revolut
• HTX

✅Why Choose Us?

• Our digital marketing subscription service provides a comprehensive solution for all your marketing needs under one roof. By subscribing, you gain access to design, development, ad creation, and more services within a single subscription. 
• Focused on driving long-term growth, we use cutting-edge SEO tactics to enhance your visibility and traffic.
• We have been ranked as one of the ‘Best Digital Marketing Agencies for Startups’ by Clutch and the ‘Best Digital Advertising Agency Worldwide’ by Hostinger. 
• We prioritize performance and results, delivering digital marketing solutions that align with your business goals.

📁Case Studies: View all case studies

2. Make

Make is a full-service digital marketing agency known for crafting customized marketing solutions. 

They create campaigns that engage and drive action, building strong and long-term relationships with your target buyers using thorough market research and persuasive storytelling. 

Their award-winning creative studio creates visually engaging stories that grab attention and connect with audiences on various platforms.

🔗Website: Makeagency.co.uk

🌎Location: 213, The Old Dairy, Stapleton House, 110-122 Clifton St, London, EC2A 4HT | 020 3567 0860

⏳Founded: 2009

🧑‍💻Number of Employees: 10-50

⚙️Key Services:

• Competitor Analysis
• SEO
• Content Marketing
• Website Optimization
• PPC Advertising
• Brand Strategy
• Community Management
• Influencer Marketing
• Social Media Management
• Analytics & Reporting

💸Pricing: $100 – $149 / hr

🏆Renowned Clients:

• Red Bull
• The Guardian
• NHS
• Virgin Racing
• Addison Lee
• Soldo
• Boxpark
• Accor
• Asana
• Sheeran Loopers

✅Why Choose Them?

• They offer well-rounded campaign management services, from developing digital marketing strategies to implementing them to achieve unified and successful outcomes.
• Their team of marketers employs audience segmentation tactics to pinpoint and reach out to specific groups to offer maximum ROI.

📁Case Studies: View all case studies

3. CEEK

CEEK is a results-driven agency that provides digital marketing services across multiple verticals. 

They provide customized marketing solutions to grow your digital presence, which drives more customer engagement. 

CEEK uses proprietary OCMX methodology to ng strategies with best-in-class execution and reporting to maximize ROI.

🔗Website: CEEK

🌎Location: 4th Floor, 120 Charing Cross Road, London, WC2H 0JR | 020 8610 7070

⏳Founded: 2016 

🧑‍💻Number of Employees: 10-50

⚙️Key Services:

• Marketing Strategy
• Influencer Promotion
• Paid Media
• Social Media Advertising
• SEO
• Content Creation
• Email Marketing

💸Pricing: $150 – $199 / hr

🏆Renowned Clients:

• Disney
• Tinder
• Mogu Mogu
• Iconic London
• Deliciously Ella
• Dame
• Lavazza
• The Maine Ibiza
• BXR
• The Savoy
• Prime Time

✅Why Choose Them?

• CEEK’S SEO team has over 20 years of experience across multiple sectors to drive organic traffic towards your business.
• They can increase leads and sales across many social media platforms so that you can dominate your competition.

📁Case Studies: View all case studies

4. Iconic Digital

Iconic Digital is a true icon of digital marketing based in London. It is one of the leading agencies, applying a strategic, data-led approach infused with creative expertise.

You can witness the agency’s professionalism even before the collaboration begins. Their video audit service offers a detailed, no-obligation analysis of a website, its competitors, and the search engine opportunities within the industry, delivered by Iconic Digital’s experts.

🔗Website: Iconicdigital.co.uk

🌎Location: 7 Adam Street, The Strand, London, WC2N 6AA | +44 20 7100 0726

⏳Founded: 2012

🧑‍💻Number of Employees: 11-50

⚙️Key Services:

• Digital Marketing Packages
• SEO
• PPC
• Social Media
• Content Marketing
• Branding
• Web Design

💸Pricing: Prices for marketing packages start at $2,000

🏆Renowned Clients:

• IBM
• Shred on Site
• Mademoiselle Desserts
• The Hot Tub and Swim Spa Company

✅Why Choose Them?

• They are a Google Premier Partner recognized with various prestigious awards.
• The company’s team includes highly experienced marketers ready to provide you with a consultation on your business’s current status and a strategic plan for further promotion.

📁Case Studies: View all case studies

5. Found

Found is an award-winning digital growth company that drives growth and measurable results. 

Using data and technology, they create targeted marketing strategies that boost audience engagement and increase conversions. 

Found’s 360-degree marketing approach ensures that all aspects of digital advertising are aligned and work in harmony to achieve your customer relationship-building objectives. 

🔗Website: Found.co.uk

🌎Location: Johnson Building, 77 Hatton Garden, London, EC1N 8JS | 0207 653 6709

⏳Founded: 2009

🧑‍💻Number of Employees: 50-200

⚙️Key Services:

• Digital Strategy
• Web Design
• Technical SEO
• Content Marketing
• Local SEO
• International SEO
• SEO Audit
• Content Development & Optimization
• Audits & Consultancy
• Market Research
• Paid Social Services
• Reputation Management 
• Conversion Rate Optimization

💸Pricing: $100 – $149 / hr

🏆Renowned Clients:

• Clarks
• BlackRock
• Randstad
• Monso
• The Hoxton
• Champneys
• EDF Energy
• Toolstation
• Clermont Hotel Group
• Fender
• Bonmarche

✅Why Choose Them?

• Found’s proprietary technology, Everysearch, offers real-time monitoring and cross-platform integration to enable continuous optimization and maximize performance and ROI across all digital channels.
• They combine customer-centric content, technical knowledge, and PR coverage to establish brand authority.
• Their online growth experts help you execute brilliantly crafted campaigns to achieve unparalleled growth.

📁Case Studies: View all case studies

6. Influence Digital

Influence Digital is an award-winning digital marketing agency in London. They primarily focus on promoting brands in the local UK market but can also assist with international marketing efforts. 

Influence Digital excels in services like social media marketing, influencer campaigns, PPC, SEO, and custom web design.

🔗Website: Influence Digital

🌎Location: Second Home Spitalfields, 68 Hanbury St, London E1 5JL

⏳Founded: 2009

🧑‍💻Number of Employees: 11-50

⚙️Key Services:

• Digital Marketing
• Social Media Marketing
• Influencer Marketing
• Digital Paid Media
• PPC
• SEO
• Content Development
• UI/UX Design
• Web Development

💸Pricing: Prices available on request.

🏆Renowned Clients: 

• Science Museum
• Museum of London
• Study UK
• Primavera Sound

✅Why Choose Them?

• The experts at Influence Digital are capable of promoting both startups and large enterprises. 
• As seen from their client portfolio, they collaborate with major government organizations, which adds credibility to their services.

📁Case Studies: View all case studies

7. Hex Digital

Hex Digital is a top digital marketing agency based in London recognized for its original strategies and creative solutions. 

Their approach combines strategic thinking with fluid collaboration, working closely with clients through every stage of development. 

With over 15 years of experience, they have launched successful web and mobile advertising campaigns for renowned brands and startups. 

🔗Website: Hex Digital 

🌎Location: 107-111 Fleet Street, Ludgate House, London, EC4A 2AB | +44(0)20 7859 4640

⏳Founded: 2011

🧑‍💻Number of Employees: 10-50

⚙️Key Services:

• Branding & Design
• Digital Media Strategy
• Brand Awareness
• Website Development & Optimization
• SEO
• Paid Media
• Market Research
• Customer Engagement
• Reputation Management

💸Pricing: $100 – $149 / hr

🏆Renowned Clients:

• Warner Bros
• Michael Kors
• Lenovo
• Harvard University
• Wasabi
• Echo
• Whirl
• The Little Loop
• Cudoni
• Tessian
• Wellcome

✅Why Choose Them?

• Their world-class team provides strategy, research, and design for startups and enterprises that need to grow quickly. 
• They use the latest technology and tools to increase your brand’s audience engagement.

📁Case Studies: View all case studies

8. Sister London

Sister London is a digital marketing agency that can support you with marketing, design, event promotion, and much more. This company has a global reach and a flair for culturally rich and high-impact campaigns. Feel free to reach out to them — whether you’re a local UK-based client or partnering from across the globe.

🔗Website: Sisterlondon.com

🌎Location: 50 Liverpool Street, London, EC2M 7PY | +44 (0)20 7287 9601

⏳Founded: 1999

🧑‍💻Number of Employees: 11-50

⚙️Key Services:

• Digital Marketing
• Event Marketing
• PR
• Social Media
• Influencer Marketing
• Paid Advertising
• Content Creation

💸Pricing: Prices on request to the agency.

🏆Renowned Clients:

• St John’s Wood High Street
• Shaftesbury Capital
• Westminster City Council
• The Howard de Walden Estate

✅Why Choose Them?

• For over 25 years, the company has helped brands reach broader markets.
• Their integrated approach to marketing ensures that each client receives a personalized strategy made up of exactly the services their business needs.

📁Case Studies: View all case studies

9. M3.agency

M3.agency is a forward-thinking digital marketing agency in London dedicated to creating innovative and effective solutions for brands. Their data-driven approach prioritizes digital technology and is supported by 25 years of experience in the field. 

With their unique Modern Marketing Model, they develop a tailored mix of strategy and tactics for each client partnership to establish goals for every project and achieve success.

🔗Website: M3.agency

🌎Location: 83 Baker Street, London, W1U 6AG | 0333 321 1493

⏳Founded: 1999

🧑‍💻Number of Employees: 10 – 49

⚙️Key Services:

• Brand Strategy
• SEO
• Market Research
• PPC 
• Social Media Marketing
• Content Marketing
• Technical SEO
• Local SEO
• Digital PR

💸Pricing: $100 – $149 / hr

🏆Renowned Clients:

• Land Rover
• Aston Martin
• British Airways
• Formula One Autocentres
• MG 

✅Why Choose Them?

• Acknowledging weaknesses can help you create a clear, customized, actionable plan for success. 
• Their expert designers and digital branding specialists can bring your vision to life by designing attractive visual branding, effective marketing campaigns, engaging website content, and social media content.

📁Case Studies: View all case studies

10. ROAST

ROAST is a performance-driven digital marketing agency known for its strategic, data-led approach. 

It has quickly established itself as a leader in digital marketing by offering comprehensive services such as SEO, PPC management, and data analytics. 

Their innovative strategies are tailored to drive measurable results and optimize your marketing campaign’s performance. 

ROAST’s team of experts utilizes the latest technologies and insights to create impactful campaigns that align with the client’s business goals, ensuring a high return on investment.

🔗Website: Weareroast.com

🌎Location: First floor, 53 Frith Street, W1D 4SN, London | 020 8102 8500

⏳Founded: 2015

🧑‍💻Number of Employees: 50-100

⚙️Key Services:

• SEO
• Pay Per Click
• Reputation Management
• Competitor Analysis
• Content Development & Optimization
• Video Marketing

💸Pricing: $100 – $149 / hr

🏆Renowned Clients:

• Experian
• Mercedes Benz
• GoCompare
• Leon
• Wex
• Bitstamp
• AJBell
• Cencora

✅Why Choose Them?

• They use the best digital marketing tools to visualize the dynamics of paid and organic elements in each search results page, providing actionable insights, advanced planning, and opportunities.
• They employ highly targeted, KPI-focused PPC campaigns driven by the performance metrics that matter to your business.

📁Case Studies: View all case studies

11. Revive Digital

Revive.Digital is a full-service digital marketing agency in London for search engine marketing, web design, branding, and video production. 

They serve clients across London and nationally, focusing on creating distinctive branding, effective marketing strategies, and engaging digital experiences. 

🔗Website: Revive.digital

🌎Location: 7th Floor, Maitland House, Warrior Square, Southend on Sea, Essex, SS1 2JY | 01702 619 139

⏳Founded: 2008

🧑‍💻Number of Employees: 10-50

⚙️Key Services:

• Website Development
• Brand Awareness
• Content Marketing
• Google Advertising
• Email Marketing
• Social Media Marketing
• Video Production & Marketing

💸Pricing: $100 – $149 / hr

🏆Renowned Clients:

• Virgin Atlantic
• Holiday Inn
• Rossi Ice Cream
• Breley Design
• BTMK
• Douk
• Fisk Group
• Hilson Moran
• JSP Solicitors

✅Why Choose Them?

• Their passionate team collaborates with clients to deliver tailored solutions, ensuring constant improvement and impactful advertising that drives action. 
• Revive Digital is dedicated to achieving outstanding results and clear communication. They offer a full range of digital services to help clients achieve their goals.

📁Case Studies: View all case studies

12. Disturb Digital

Disturb Digital is a digital marketing agency focused on online advertising services across multiple channels. These include Google Ads, Facebook Ads, TikTok Ads and more. This integrated approach to advertising promotion gives Disturb Digital’s clients online visibility and consistent lead growth.

🔗Website: Disturb Digital

🌎Location: KP And Co Avanta House, 79 College Road, Harrow, HA1 1BD | 0208 819 1867

⏳Founded: 2017

🧑‍💻Number of Employees: 2-10

⚙️Key Services:

• PPC Management
• Social Media Advertising
• Lead Generation
• Online Traffic Acquisition
• Web Design

💸Pricing: Prices available on request.

🏆Renowned Clients: 

• Bidvine
• Luxury Promise
• Perfect Pet
• 1947 London
• We Glow

✅Why Choose Them?

• You can order a free advertising audit of your business from an agency and make sure of their expertise before collaborating.
• Disturb Digital excels at promoting clients across diverse industries, from retail and sports to the automotive sector.

📁Case Studies: View all case studies

13. VaynerMedia

Looking for a company that strives to inject creativity into every campaign? VaynerMedia is a trusted digital marketing agency in London, with a global presence across the USA, LATAM, and APAC regions. Their experts challenge traditional marketing models by deeply understanding consumer behavior across integrated strategies and modern software.

🔗Website: Vaynermedia.com

🌎Location: 42 St John’s Sq, London, EC1M 4EB 

⏳Founded: 2009

🧑‍💻Number of Employees: 1001-5000

⚙️Key Services:

• Integrated Marketing Strategy
• Media Planning
• Media Buying
• PPC
• Social Media Marketing
• Branding

💸Pricing: Prices on request to the agency.

🏆Renowned Clients:

• No info about clients

✅Why Choose Them?

• The agency is focused on modernizing marketing strategies, integrating planning, buying, and analytics to effectively motivate consumer action.
• VaynerMedia has a broad global presence, implementing its innovative strategies across diverse markets.

📁Case Studies: No case studies

Why You Should Hire a Digital Marketing Agency in London?

More than 80% of UK consumers trust search engines for purchase decision-making.

In a survey done by Emarketer on UK digital ad spending, it is revealed that:

• In 2012, Britishers spent 61% on traditional advertising, while on digital marketing platforms, the spend was close to 38%. 
• In 2024, spending on digital advertising grew to more than 82%, while traditional advertising reduced to 17%.
• By 2028, spending on traditional advertising will be close to 13%, while digital advertising will reach more than 86%. 

The survey results prove that more and more UK businesses are spending money on advertising on online platforms like desktops, laptops, and mobile devices. 

Here are some of the biggest reasons to hire a digital marketing agency based in London:

• UK Market Competence: Skilled and full-service digital marketing companies in London have an exceptional understanding of the British market and UK consumer behavior and marketing trends. They help UK businesses craft audience-specific strategies to connect authentically with the local public in London.
• Highest-Quality Digital Professionals: Growth-focused online advertising services in London have a team of certified, multi-channel digital growth specialists. You can work with them to readily amplify your online revenue. 
• Staying on Top of the Latest Digital Marketing Trends: Online advertising changes pretty quickly. Digital agencies track the latest digital advertising trends and follow the top digital marketing experts to adapt their marketing plans and strategies accordingly. Hence, partnering with the top London advertising agencies ensures your strategies are always updated to elevate your brand growth. 
• Cost Efficiency: Hiring an in-house team for digital promotion can be expensive. A specialist digital marketing agency in the UK offers a more affordable option, providing access to advanced and cutting-edge tools at a lower cost.
• Utilizing Great Connections: London agencies have existing partnerships with media outlets, influencers, and other businesses. These connections can open doors for your brand. You get opportunities that would be hard to find elsewhere.
• Promotion Across All Channels: Digital marketing agencies have specialists to develop comprehensive, multichannel digital strategies encompassing social media, search engines, email, and websites, ensuring visibility to diverse online audiences. They also use modern AI tools for digital marketing to boost your online brand growth.

Related Content: The Ultimate Guide to B2B Marketing

7 Things What to Look for When Choosing a Digital Marketing Agency

Before outsourcing your work to London marketing agencies, you need to examine their skills and expertise through these important factors:

• Assess Experience and Case Studies: Evaluate their past work. What type of campaigns have they executed? Ask for case studies with real numbers. Did their strategies help in increasing sales or website traffic? Check how many years they have been in business. Experience often means expertise. Look for awards or recognition in the industry. It’s a good sign if peers respect them.
• Understand Services and Specializations: List all the advertising help you need. SEO? Social media? Content creation? See if the firm offers everything on your list. It’s easier to work with one agency that does it all. Ask about their specialties. Do they know your industry well? Find out if they are experts in any specific technologies or platforms you use.
• Evaluate Communication and Reporting Processes: Ask about their reporting structure and schedule. Will they share work reports weekly or monthly? Find out what kind of reports they provide. Are they easy to understand? See if they are open to your input and ideas. Ask if they will offer a dedicated manager to work with you. Ask how quickly they usually respond to questions or concerns.
• Using Advanced Analytics and Automation Tools: Ask about their analytics tools. The more advanced software they use, the better insights you will get. Check if they apply automation for social media posting or email promotion. Find out if they have tools to track your return on investment (ROI). See if they can integrate with any tools you are already using.
• Check Testimonials: Read their company reviews on sites like Clutch or Google. Ask for customer references and call them. Look for specific comments about results and the strategies they applied to achieve those results. Check if they have long-term clients. It’s a good sign if businesses stick with them. 
• Check Contract Details and Flexibility: Read the contract fully. How long do you have to commit? Can you stop or pause services if your needs change? A reliable agency will offer clear and flexible terms. Look for any extra charges or limits on changes. Make sure you understand everything before agreeing.
• Learn About Their Creative Process: Ask how they come up with campaign ideas. Do they use your brand style for each client? Request past examples like ads or social media posts. A good agency will mix creative ideas with clear goals to help your message connect and get results.

Take Your Business to New Heights with NinjaPromo’s Digital Marketing Expertise!

NinjaPromo is a results-driven digital marketing agency built for businesses that aim for strong and steady growth. We focus on getting real outcomes through a simple subscription model that’s easy to use and highly effective. Our team uses accurate audience targeting and adapts campaigns using data and performance insights.

Partnering with NinjaPromo helps businesses not only attract new customers but also keep existing ones engaged. From SEO and paid ads to branding and design, we cover everything in one clear package. No extra charges, no delays — just clear action and real results!

Looking to discover top agencies in other industries? Check out our other top agency lists:

• B2B Marketing Companies in London
• Influencer Marketing Companies in the UK
• Digital Marketing Agencies in the UK
• SEO Agencies in the UK
• PPC Agencies in the UK
• Social Media Marketing Agencies in the UK
• Advertising Agencies in the UK
• Facebook Ads Companies in the UK
• Real Estate Marketing Agencies in the UK
• Small Business SEO Companies in the UK