PPC & paid media agencies in London

984 paid media agencies are based in London. 212 of them advertise on LinkedIn.

Location

ROAST

London, United Kingdom · 82 people · Est. 2015

Independent Agency of the Year | UK Agency Awards 2026 We are ROAST. Performance marketing agency, driving ROAS in the new era of discoverability. Helping brands get found everywhere discovery happens. B Corp Certified | UK's Best Small Companies to Work For 2018-2026 | Campaign Best Places to Work 2026 Our goal is simple, to increase the return on your advertising spend (ROAS). We simplify the problem and move forward with the right performance marketing tactics targeting the correct audience, at the right time. We extract solutions from data along with experimentation and apply it where it will be most valuable. By using digital data at scale, combined with the very best industry tools and tech, we build highly successful Performance Marketing campaigns for brands, as well as new ways to use that data. How we work with you: Being independent allows us to be flexible with our clients. Digital Marketing moves quickly and we can change our strategy and tactics just as quickly. We build our clients the correct team, formed around your business. This team will be selected as the right team to drive success for YOUR business. We never build teams around departments, we make them client centric to ensure the challenge and goal are always the focus. We form partnerships built on TRUST. Word of mouth and strong client relationships have been the driving force of our agency growth from day one. With trust laying heavily at the heart of all of our partnerships, we are fortunate enough to see our clients return to and refer us, time and again. With decades of industry experience, we know which brands work best with us, if we don’t think we are right for you, we will let you know. We always strive to build meaningful and genuine connections. ROAST is a part of ROAST Group, an award-winning network of specialist digital agencies. [email protected] +44 (0) 208 102 8500 Follow us on socials: Instagram: @we_are_ROAST TikTok: @roast_agency

  • Programmatic

16 Google ads on 15 Oct 2026

Ledger Bennett

London, United Kingdom · 81 people · Est. 1985

We’re Ledger Bennett. We’re a B2B agency that’s rethinking what B2B agencies can deliver. Not just coming up with the campaigns that lead to MQLs but developing strategies that keep working post-sale. That build customer relationships aimed towards repeatable revenue. That turn each buyer into your biggest fan.   We’re in pursuit of the Forever Customer. And we help enterprise clients from all over the world find them. In every sector – from SaaS to heavy industry, from professional services to education – we connect the marketing strategies, ABM frameworks, and standout creative to maximize customer lifetime value.   And we can work however works best for you. Whether it’s a full-service agency approach or with Fluid Talent, our flexible resourcing model, that embeds talent directly in your business, we can help you start pursuing Forever Customers today.

Talk to

Lewis T.

Managing Director

in

Precisify

London, United Kingdom · 81 people

Precisify empowers agencies & brands to achieve superior digital advertising outcomes by leveraging proprietary panels, AI models, intent signals and contextual data. As the only digital engine that makes $1 million work like $1.6 million Precisify is pioneering a new standard for digital advertising where every story finds its perfect audience. Zero waste. Maximum impact. Our contextual intelligence is purpose-built to execute and optimize investment across 3 critical growth channels; Video campaigns, Mobile-App campaigns and Influencer Marketing. Our exclusive access to YouTube Creator Partnership API data helps brands and agencies plan, activate and measure YouTube creator campaigns with greater precision and confidence. With 5 key ingredients that power our results; Proprietary Panels, Custom Curation, First-Class Safety, Suitability & Compliance, Multi-Metric Optimization and Industry-Leading Client Service, we remove the historical compromise of custom targeting vs massive reach vs sales and deliver zero-trade off certainty and unrivalled customer intelligence for our clients. Precisify is a world leading KidSafe COPPA certified agency with offices in London, Sydney, New York and Los Angeles.

  • YouTube Ads
  • Programmatic

Has run 28 LinkedIn ads · See them →

Talk to

Christian D.

Co-Founder & Co-Ceo

in

Ajencia

London, United Kingdom · 80 people · Est. 2020

Ajencia, is a branding, communications and experience design agency – and your dedicated partners in bringing your vision to life. From emerging start-ups to global enterprises, we invest ourselves into your success, crafting strong brand identities, visually striking website designs, and impactful marketing campaigns to transform your business into a brand force. Our philosophy is simple: Your success makes us stands out. We believe great brands are built on human connections. While every brand has its distinct vision, our focus remains constant: putting people at the heart of design. We bring strategic thinking and creative execution together to craft unique visual identities that authentically convey your values and resonate with your audience.

Talk to

Imran S.

Founder

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On Device

London, United Kingdom · 79 people · Est. 2010

On Device is Brand Lift for the outcomes era. We build high-fidelity Brand Lift data assets, delivered by API straight into our partners' systems, so every campaign makes the next one smarter. Trusted by global advertisers, agencies, adtechs and media owners, our data powers advertising effectiveness. For more information, visit on-device.com.

  • Programmatic

eureka digital

London, United Kingdom · 76 people · Est. 2014

Eureka Digital is a multi-award-winning digital marketing agency specializing in healthcare and pharmaceuticals. Since 2014, we’ve helped health and wellness brands enhance their online visibility, engage healthcare professionals, become market leaders, and drive business growth. With a powerful medical team, geeks, and digital experts, we offer services such as: ◼️Digital marketing strategy ◼️Social media and content marketing ◼️SEO and Generative Engine Optimization (GEO) ◼️AI-powered targeting, video production, and social listening ◼️Paid media and e-commerce ◼️Website and mobile app development

Has run 2 LinkedIn ads

GMT

London, United Kingdom · 75 people · Est. 2012

GMT is a performance advertising company. Our innovative in-house technology leads us to the ability to acquire the most valuable users using data science and machine learning algorithms all with our progmatic buying technology. Alongside our in-house Media Buying technology we also have direct demand to offer to our exclusive trusted partners who we have worked with for years!

Talk to

Yaniv H.

Founder and CFO

in

S4 Capital Group

London, United Kingdom · 75 people · Est. 2018

S4Capital plc is the tech-led, new age/new era digital advertising and marketing services company, established by Sir Martin Sorrell in May 2018. Its strategy is to build a purely digital advertising and marketing services business for global, multinational, regional, local clients, and millennial-driven influencer brands. This will be achieved by integrating leading businesses in three practice areas: Content, Data&digital media and Technology services, along with an emphasis on "faster, better, more efficient" executions in an always-on consumer-led environment, with a unitary structure. In 2018, S4Capital combined with MediaMonks, the leading AdAge A-listed creative digital content production company led by Victor Knaap and Wesley ter Haar and then with MightyHive, the market-leading digital media solutions provider for future thinking marketers and agencies, led by Peter Kim and Christopher S. Martin. Since then, MediaMonks and MightyHive have combined with more than 25 companies across Content, Data&digital media and Technology services. For a full list, go to s4capital.com. In August 2021, S4Capital launched its unitary brand by merging MediaMonks and MightyHive into Media.Monks. As the operational brand, Media.Monks underpins S4Capital's agility, digital knowledge and efficiency and is the next step in delivering on its foundational promise to unify Content, Data&digital media and Technology services. Victor Knaap, Wesley ter Haar, Christopher Martin, Scott Spirit and Mary Basterfield all joined the S4Capital Board as Executive Directors. The S4Capital Board also includes Rupert Faure Walker, Paul Roy, Daniel Pinto, Sue Prevezer, Elizabeth Buchanan, Naoko Okumoto, Margaret Ma Connolly, Miles Young and Colin Day.

  • Programmatic

GA Agency

London, United Kingdom · 72 people · Est. 2019

GA Agency is an award-winning digital marketing agency helping brands all over the world grow their business and revenue in the online space. Our strategy and data-driven approach allow us to build an effective tailor-made digital marketing strategy to take your business to the next level, focusing on your company values and business goals. With clients of all sizes, we provide support in both long-term strategical planning and short-term tactical planning tailored to your company. At GA we set ourselves apart through our in-house team fluent in 18 different languages. This unique structure allows us to effectively target multiple countries in a project. We approach each locale of our clients as its own individual website and do not rely on external translators like other agencies. Instead, we develop custom strategies internally to cater to each country. This is what makes the difference. We cover with our in-house team the following languages: Czech, Dutch, English (UK & US), French, German, Greek, Hungarian, Italian, Japanese, Polish, Portuguese, Romanian, Russian, Turkish, Spanish, Swedish and Ukrainian.

  • Amazon Ads
  • Programmatic

Has run 11 LinkedIn ads · 5 Google ads on 30 Oct 2026

Talk to

Guido A.

Founder - Digital Agency Specialised in International Business

in

Threepipe Reply

London, United Kingdom · 71 people

We are Threepipe Reply. With our full-service offering under one roof, we deliver impactful strategy, creativity, and innovation, to solve complex marketing challenges, helping brands thrive and cut-through. In a highly fragmented and ever-changing market, we provide the clarity to solve complex marketing challenges across a range of industries. We give brands the clarity to thrive.

Has run 3 LinkedIn ads

Internal Results

London, United Kingdom · 70 people · Est. 2011

The B2B Customer Acquisition Specialists Internal Results specialize in generating leads, promoting content, and driving brand awareness for B2B organizations worldwide through content, data, and intent solutions. Headquartered in Ireland and with a global team of professionals, we actively work with vendors and media agencies worldwide to drive full-funnel leads and increase pipelines. Data-driven marketing solutions that get results Multi-Channel Content Syndication – Transform your B2B content using our Multi-Channel Content Syndication campaigns to ensure more decision-makers than ever before see and engage with your content. With the use of social media, content libraries, email, PPC, and telemarketing we see a 3 times uplift in campaign performance vs. traditional methods. Content Creation – Content is crucial for communicating what you do and why you are relevant to your customer base. Let the team of experts at Internal Results get creative and craft your assets for you. B2B Data – Turbo-charge your sales and marketing efforts by using accurate Account and Contact data in 108+ countries worldwide to reach more than 60M+ B2B decision-makers. Buyer Intent – Target B2B decision-makers when they are actively displaying digital buying signals for solutions like yours with our unique Buyer Intent data. Talk to us today and discover how Internal Results can help your company: Ireland: +353 (0) 57 868 7600 UK: +44 (0) 845 474 0051 USA: +1(0)888.515.5086 UAE: +971(0)58 595 4176 India: +91-9945062341 Australia: +61 431 094 488 Philippines: +63 917 5026237 Email us: [email protected]

DTV Group (Global)

London, United Kingdom · 69 people · Est. 2005

Campaign Best Place to Work 2022 We use DRTV and Film to inspire people to take action. We work with inspiring causes in over 30 countries to inspire people to give their support or take action. They’re all great causes, or companies we like. We get our inspiration from our clients. Each has its own story. We’re senior, hands-on people. We cope without agency egos.

Has run 4 LinkedIn ads

Talk to

Natasha (Tash) R.

Managing Director

in

Generation Media

London, United Kingdom · 68 people · Est. 2008

The world's leading independent media specialist. Generation by Generation, we power brands to create meaningful communication strategies through data led media expertise.

3 Google ads on 30 Oct 2026

Nano Interactive

London, United Kingdom · 68 people · Est. 2014

Nano Interactive are world leaders in privacy-first ad targeting solutions. Our award winning AI driven technology is built without dependency on cookies, or any personal identifiers, including IPs, email addresses or UID. This enables advertisers to connect with their audiences right at the moment they show intent, and within brand safe environments. We combine live intent data with next generation contextual targeting through machine learning and natural language processing to fully understand the semantics and sentiment of the on-page content. As a result this ensures we target with precision and optimise in real time to drive performance. To find out more please go to our website www.nanointeractive.com Nano Interactive currently employs 60+ people across London, Germany, US, and Serbia.

  • Programmatic

Has run 20 LinkedIn ads · See them →

Talk to

Carl W.

Co-Founder and Group Ceo

in

Hurst Group

London, United Kingdom · 67 people · Est. 2013

Hurst group comprises of: Hurst Media Company – the UK’s trusted media publisher We are a contract publishing house that publishes positive content in print and online titles that consumers trust. Our advertorials, native articles and competitions are placed within national newspapers, magazines and digital platforms to cost-effectively target tightly defined audiences in a meaningful way. With themes and sectors ranging from art lovers to agriculture; brides-to-be to business people; fitness fans to foodies, and many more: Hurst Media Company’s content gets brands, products and services noticed by consumers. Hurst Media Agency – the UK’s trusted media agency We are a full-service, direct response advertising agency, managing budgets from large to small, for clients across a wide range of industries, whether they want to place a single advertisement or create annual campaigns spanning multiple channels such as print, broadcast, outdoor and online. Our specialist planners and buyers have longstanding buying agreements in place with every major media owner, establishing us as one of the UK’s leading media buyers. With a proven track record of high performance and maximising budgets: Hurst Media Agency saves clients time, money and drives significant response. Hurst Media LaBs - The UK’s trusted media studio We are a fully integrated design and marketing studio, that delivers a range of creative and marketing services for startups to established brands, across a variety of sectors, whether its brand identity, design, copywriting, web development or print management. Our experienced designers, copywriters and production professionals deliver thousand of pages of content annually and craft attractive, engaging marketing collateral for everything from magazines to billboards; events to banners; branding to websites and more. With hundreds of clients served annually, Hurst Media LaBs delivers marketing collateral that is on brief, on time and on brand.

Talk to

James H.

Managing Director

in

Rocket SaaS

London, United Kingdom · 67 people · Est. 2021

SaaS marketing strategy and execution team for B2B brands with limited in-house resources. Are you struggling to generate SaaS leads? Partner with a team of proven SaaS marketing experts. A full suite of SaaS marketing services to propel your brand awareness & generate leads, all on a rolling monthly plan. - Demand Gen marketing strategy - Content creation - Google PPC, LinkedIn Ads and Meta Ads - SEO and AI-Search - High-converting landing pages and CRO

  • Google Ads
  • Meta Ads
  • LinkedIn Ads

Has run 288 LinkedIn ads · 10 Google ads on 8 Oct 2026 · See them →

Talk to

Ryan J.

Founder & CEO

in

WeDiscover | Performance Marketing & Technology Agency

London, United Kingdom · 66 people · Est. 2020

WeDiscover was created to redefine performance marketing by integrating cutting-edge technology with expert performance marketers. Our team of data scientists, engineers, and analysts work hand-in-hand with performance marketers to drive growth for ambitious, future-focused companies. We specialise in building bespoke technology solutions - designed for and owned by our clients - to ensure scalability and sustained success. With a portfolio that includes industry-leading brands such as Trainline, New Look, Crew Clothing, Domino's, AA, Lyst, carwow, adidas, Heidi, and Virgin, we have experts across a range of verticals to consistently deliver impactful results across diverse sectors. Our ability to innovate stems from a deep understanding of the challenges faced by businesses. Founded by former performance marketing leaders from Deliveroo and carwow, we bring a client-side perspective that extends beyond marketing teams to consider the broader business ecosystem. Our emphasis on a holistic approach ensures solutions which are designed to tackle real-world challenges and deliver measurable, impactful results. At WeDiscover, we don’t just market growth; we build it - through technology, innovation, and collaboration. WeDiscover has been ranked among the fastest-growing businesses in the Financial Times 1000 in 2025 and the Deloitte Technology Fast 50 in 2024.

Talk to

Andrew M.

Chief Growth Officer

in

LimeTree

London, United Kingdom · 65 people · Est. 2007

LimeTree is a Full Service Digital Marketing Agency based in Fulham, London. We specialise in Web Design and Build, Search Engine Marketing, SEO, Digital Strategy and Campaign Management, as well as a host of related Digital Marketing Services. We were founded in 2007 and have grown year on year through our commitment to excellent and professional service, our attention to detail and our initiative to ensure we deliver great results.

Make Agency

London, United Kingdom · 64 people · Est. 2014

Make is one of the fastest-growing Digital Agencies, with a growing team of 50 - servicing clients including IBM, Asana, Eventbrite, Soldo, Campari, Clearpay, Disney, Mollie’s by Soho House, EMI, Neat, DeBeers and Virgin. We pride ourselves on transparent client servicing, data-led performance, real human relationships, creative strategy, engaging content and laser-sharp paid media targeting - which in turn result in high-performance marketing campaigns and websites for our clients across the globe. To find out more, get in touch or check out our website: 📩 [email protected] 💻 makeagency.co.uk/

14 Google ads on 2 Nov 2026

MediaVision

London, United Kingdom · 64 people · Est. 2003

At MediaVision, we believe there's potential hidden in every search. The best bit? We find it 4x faster using our Metis platform. We're an SEO Agency that helps ambitious businesses unlock the potential of market data using people + tech to deliver award-winning on and offsite SEO. Learn about Metis at https://www.wearemetis.ai/

Has run 8 LinkedIn ads

The Think Tank

London, United Kingdom · 63 people · Est. 1993

We are The Think Tank: a fully-integrated, result-oriented agency based in Holborn, London. We are one of the first LinkedIn Ads Certified agencies in the UK as well as B2B Marketing Agency of the Year 2024/25. We deliver transformative marketing & PR for brilliant B2B brands. For over 30 years we’ve provided outstanding B2B marketing, digital and PR services for clients all over the world, helping them seize opportunities and solve business challenges as technologies evolve, marketing channels multiply and economies rise and fall. Whether your business is looking to launch to market, change perceptions or grow revenues, The Think Tank is here to help. We offer services in strategy, digital marketing, press and media relations, content marketing, brand development, website design, video creation and more. Thinking B2B? Then think The Think Tank - Born to B2B

  • LinkedIn Ads

Has run 119 LinkedIn ads · 14 Google ads on 12 Oct 2026 · See them →

Talk to

Liam B.

Founder & Managing Director

in

59A

London, United Kingdom · 62 people · Est. 2019

59A is a technology business built to engineer opportunity within the ever increasing complexity of media strategy, planning, and buying. We do this through the creation and deployment of custom algorithms across any programmatic, e-commerce, and social platform. Why are we called 59A? We were looking for something that represents the philosophy of our business. A book titled, ‘Exactly: How Precision Engineers Created the Modern World” depicts the development of engineering from the Industrial Age to the Digital Age exploring the single component crucial to advancement, precision. Throughout the book a theme of creativity is put forward to be as important as engineering itself when it comes to the creation of any solution. One area covered was the introduction of quartz as a capability in watches. Quartz simplified the creation by replacing complex movements and machinery, which not only made timepieces more scalable but also more accurate. In 1959 Seiko started to develop a quartz wristwatch and codenamed the project 59A. Ten years later in 1969 Seiko launched the first ever quartz wristwatch, it was the most precise timepiece ever made and revolutionised the industry forever. The project codenamed 59A is what 59A believes in: creating powerful technology that creates accurate, bespoke, futureproofed, omni-channel custom algorithms to empower the industry with technology in a significant way.

  • Programmatic

4 Google ads on 27 Oct 2026

Talk to

Adam R.

Founder

in

Alkimi

London, United Kingdom · 62 people · Est. 2021

Alkimi is the agentic solution for digital advertising where you can create an agent, benchmark your existing agents against frontier models with Concourse (concourse.agency) or train them in the Alkimi Gym to improve or optimise their performance. On the Alkimi Marketplace, advertisers brief campaigns in plain language and publishers list their inventory. Their agents match, negotiate and close deals within the terms each side sets, with every step logged against one shared deal sheet: a live record that updates as agents agree terms and optimise campaigns. You can benchmark your existing agents Humans set the rules. Agents do the work. Read more at www.alkimi.org

  • Programmatic

Has run 5 LinkedIn ads · 4 Google ads on 1 Nov 2026

Talk to

Ben P.

Ceo & Co Founder

in

Astus Group

London, United Kingdom · 61 people · Est. 2003

We speak to Marketing Directors across all sectors all the time and we understand their challenges and board demands: Get More ROI. Drive More Sales. Steal Share. Do More with Less Budget. For over 20 years we have worked with Clients like JLR, Mazda, Pepsico, Kelloggs, Diageo, BT, Vodafone, M&S, Virgin Atlantic, On the Beach, Disney, audibe and Allwyn in over £5bn of media trends with near 100% retention. We help them create extra from their existing marketing budgets without change to their existing plans or media agency. More advertising. More sales. Money back. Without spending more. ASTUS. ADVERTISING AMPLIFIED

Has run 1 LinkedIn ad

Talk to

Ewan D.

Head Of Growth

in