PPC & paid media agencies in London

FIDUCIA is technology company developing a log-level data management platform delivering transparency, accountability and efficiency for the digital advertising marketplace over TAG TrustNet, the global initiative launched jointly with the Trustworthy Accountability Group (TAG). TAG TrustNet enables programmatic marketplace participants to share, harmonize, map and automate the reconciliation of impression log-file data to come up with Shared Truth: a single record of every ad impression across the digital advertising supply chain. The Fiducia platform was used for the ANA Programmatic Media Transparency Study and is now getting used for the Industry Programmatic Transparency Benchmark, a joint initiative of the ANA and TAG TrustNet.

• Programmatic

Fifty is a technology-first media partner helping brands and agencies grow through smarter media strategy, planning and activation. We generate proprietary, brand-specific audience intelligence through our AI-enabled platform, turning it into faster decisions, sharper planning and more effective media activation across every channel. Powered by Living Intelligence, our approach combines deep human understanding with AI-powered audience simulation, allowing brands to explore how people think, feel and decide, simulate behaviours, and directly “talk to” their audiences. This intelligence becomes real-time strategic context, driving better media performance and measurable business growth.

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Delivered with Precision. Built for Performance. A leader in data-driven advertising, our managed service enables B2B businesses to reach their ideal customers, seamlessly across all channels, at every stage of their journey.

• Programmatic

Has run 60 LinkedIn ads · 42 Google ads on 30 Oct 2026 · See them →

Adylic is OMG's Dynamic Creative Optimisation (DCO) specialist, enabling brands to deliver audience-first, data-driven creative, personalised to users across Display, Video, Social, DOOH, Audio and e-commerce channels. Adylic uses data triggers, such as audience, demographic, behavioural and contextual signals, to inform and deliver hyper-personalised ads, in real-time and optimised to a brand’s KPIs. Through individually crafted client learning agendas, Adylic drives creative insight into the content creation and audience planning process – something which has been absent in digital paid media for years. In addition to DCO solutions, Adylic provides programmatic rich media production capabilities to brands, creative and planning teams.

• Programmatic

Rocket is an award winning communications planning and buying agency, established in 1997. We offer the service benefits and agility of being a medium-sized, UK centric agency whilst benefiting from being part of Omnicom Media Group, UK and ultimately Omnicom Group Inc. At Rocket, our mission is to Know More – about our clients’ brands, customers and how they consume media. Rocket is a naturally curious agency and every brief we work on is designed to maximise consumer engagement and as a result, return on investment. Our channel–neutral approach is supported by the way we are structured. Our people work in integrated, cross-disciplinary teams to deliver truly holistic plans. We are proud to work with some of the UK’s most exciting brands including the Co-operative group, Ferrero, Action on Hearing Loss and SEGA. We also work with a number of media owners such as UKTV and Hearst publications – clients who are well placed to judge agency capabilities.

Axis is a cutting-edge programmatic platform built to help publishers and app developers unlock the full potential of their inventory. We enable seamless connections with premium demand partners, optimising every layer of your programmatic strategy—from real-time performance to revenue growth. With over a decade of expertise in the AdTech space, our mission is simple: to help you move beyond traditional trading methods and maximise monetisation efficiency. At Axis, we don’t just streamline the process—we elevate it. Let’s redefine what’s possible in programmatic.

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We are Initials CX - a proudly independent marketing agency that help brands to deliver exceptional customer experiences.​ Our team create impactful end-to-end consumer engagements covering strategy, brand development, through-the-line content creation, retail activation and digital experiences to bring the very best consumer experiences to life across every touchpoint. ​ At Initials CX, we believe great customer experiences aren't built in silos, but are crafted with seamless collaboration, storytelling and measurable impact. That's how we help brands to stay relevant and achieve their business and marketing objectives.​ Learn more about our full offering at: https://initials.co.uk and our full digital offering at https://labs.initials.co.uk​

Has run 4 LinkedIn ads

At Digidesiren, we are a result-driven digital marketing agency that specializes in providing Web, SEO, and Google Ads services to businesses of all sizes. As a Top Rated Plus agency on Upwork, we have a proven track record of delivering high-quality work and exceeding client expectations. We manage almost $100k in monthly spend for Google Ads clients from different countries, including the US, AU, NZ, and UAE. Our team of experts has a deep understanding of the digital marketing landscape and can help businesses navigate the complex world of online advertising. We have a speciality in home improvement, cosmetics, real estate, and tech products. Our team of experts has years of experience in these industries and can help businesses establish a strong online presence and drive traffic to their websites. At Digidesiren, we are committed to delivering results and helping our clients achieve their business objectives. We understand that every business is unique, and we work closely with our clients to develop customized strategies that are tailored to their specific needs. In addition to our expertise in Web, SEO, and Google Ads, we also offer a range of other services, including social media marketing, email marketing, content marketing, and more. We are a one-stop-shop for all your digital needs and offer expertise in website development, web design, and graphics. Our team of highly-enthusiastic members is dedicated to providing the best quality work and ensuring that our clients are satisfied with the results. We are constantly evaluating algorithm upgrades to ensure that we can provide consistent long-term results. If you're looking for a digital marketing partner that can help you take your business to the next level, look no further than Digidesiren. We are a top-rated agency on Upwork and offer affordable business services. Contact us today to learn more about how we can help you achieve your business goals. Check our Upwork Profile: https://www.upwork.com/

• Google Ads

We are a dynamic group of multilingual professionals. Our team is approachable and flexible with offices in three countries. We hold our policy of multiculturalism very seriously and our team has the perfect blend of creative juice, flowing from conservatives with tried and tested old school approach to youngsters who dare to think outside the box. After successfully establishing ourselves in UK as a leading sales house for channels providing one stop shop for ethnic and main stream sales with minimum guarantee revenues, our operations branched out to Pakistan and finally to the shores of USA, guaranteeing same exquisite service beyond the borders. Our vision therefore is clear and simple, we believe as long as you have a creative team and the right contacts, the event will be a success. We detest the grab and dash philosophy of the industry and our focus is to make life long relations with our clients. Our portfolio includes some prestigious customers with whom we enjoy fantastic relations mainly due to our outstanding service and production quality.

Want to Hire? https://extremebranding.co.uk/contact/ 🚀 Welcome to Extreme Branding – Your Partner in E-commerce Excellence! 🌐 About Us: At Extreme Branding, our vision and work ethic are the pillars of our success – integrity, honesty, passion, genuine empathy, and utmost professionalism. Having proudly served over 500+ clients globally, we've not just transformed the lives of E-commerce business owners but also altered the fates of struggling businesses – forever! 🌟 Unlock the Insider Secret: Ready to learn the insider secret? Discover how frustrated Amazon sellers are doubling their revenue faster than you can say 'Prime Day'! At Extreme Branding, we've cracked the code to success. It's not about working harder; it's about working smarter. Imagine having a tireless, innovative team on your side, managing every minor headache, allowing you to focus on the bigger picture. This isn't about selling you something; it's about YOUR time, YOUR money, and YOUR peace of mind.

• Amazon Ads

Gruvi is a film advertising & insights agency dedicated to increasing ticket sales. Our passion for cinema fuels our mission to help audiences discover and enjoy more films. By working in collaboration with both exhibition and distribution, we create unique customer insights which help our clients deliver more efficient media and support their understanding of audience behaviour. Our ambition is to not only help secure the future of cinema, but to allow it to thrive. Gruvi’s client base includes Everyman, Vue, Palace Cinemas, StudioCanal, Plaion Pictures as well as several independent distribution and exhibition companies globally Fraud Alert: Beware of fake recruitment offers using the Gruvi name. We will never request payments or ask for money, and will never message you via WhatsApp. All official communication is via @gruvi.tv email addresses.

• Programmatic

Has run 1 LinkedIn ad · 53 Google ads on 30 Oct 2026

Your brand exists for a reason. But if your audience can't find you, or feel you online, that reason goes unnoticed. At Kestrel, we exist for one purpose: to turn clicks into clients. We partner with businesses, founders, and professionals who are done blending in. Through strategy-led social media, we build presences that command attention and convert it into measurable, bottom-line growth. No vanity metrics. No fluff. Just results that move your business forward. Kestrel was built on a single conviction: every brand serious about growth deserves agency-level strategy, premium execution, and complete transparency. We don't do cookie-cutter. We build ecosystems shaped entirely around your voice, your audience, and your goals. What we do: ◆ Full Social Media Management — strategy, scheduling, and community growth, fully handled across your platforms ◆ Content Creation — scroll-stopping, on-brand content built to engage, convert, and reflect who you are ◆ Branding — your voice, positioning, and visual identity, defined and made consistent everywhere you show up ◆ Community Management — real engagement that turns followers into a genuine audience ◆ Analytics & Reporting — clear data, zero jargon, tracking what actually moves the needle And when you're ready to go further: Paid Media & Advertising, Influencer Marketing, and Email Marketing, built the same way, only when it makes sense for where you are. Strategic without the jargon. Premium without the inflated price tag. Fully accountable. We track every metric that actually matters to your growth. The brands that work with Kestrel don't just grow. They command. Message us today, let's turn your clicks into clients.

• Meta Ads

We're a strategic digital marketing agency specialising in Paid Search, SEO, Google Shopping, Amazon and Social. We are recognised by Google as a top-performing digital marketing agency, voted top 3% Google Agency in EMEA. Since 2008, we've helped some of the most exciting emerging and established brands accelerate their digital performance. We pride ourselves in being results-oriented and data-driven, providing integrated campaigns and seamless customer journeys that help your business grow. Above all, we're not a paint-it-by-numbers agency. We're a friendly bunch of digital experts who truly listen to your unique needs, and create bespoke solutions tailored to your company.

• Google Ads

Banner was born in 1984. Having started life as an Advertising agency, focussed on technology brands, it grew to become the largest B2B agency in EMEA. It served the tech industry’s most successful brands including Adobe, Apple, Blackberry, Cisco Systems, IBM, HP, Google, Sony, Verisign and AMD among many others.

At Growth Shop, we embolden and empower ecommerce brands to uncover, unlock, and achieve their true growth potential by any means necessary. We've done it before - we've scaled our own brands to billion dollar exits, so we know that the golden growth nuggets that will take your business to another level aren't plucked out of the air or revealed through moments of inspiration: they live in the data. You just need to know how and where to look for them. That's why we've assembled a top-heavy team of data savants and strategists and built our own bespoke ecommerce data infrastructure to match. But just as importantly, you need the conviction and expertise to execute on those insights. That's why the traditional agency model can't and won't achieve the results that we can. We operate exactly as we did when we were in-house. We function as a department within your business. We look for growth opportunities wherever they may live - from top to bottom, PPC to P&L - and we activate them to a world-class standard, whatever that requires. Because we have one singular goal in mind every second of every day: helping our clients' ecommerce brands make as much money as humanly possible, as if they were our own. We were the most successful in-house team you'll ever meet. Now we can be yours.

We are a leading independent digital media agency. No one has a longer track record in delivering high-performance digital marketing. We are digital performance specialists, we use digital marketing to drive measurable results for our clients. That can mean anything from conventional e-commerce to lead generation. What’s different about Harvest? We work smarter That’s not our opinion - it’s Google’s. Benchmarking us against similar agencies, Google found our accounts had a much more complex structure with on average double the number of active keywords. Integrated approach From the start, we have offered an integrated service across media and creative. So - for instance - we make it easy to switch budgets across channels so that our client's spend is always optimised. Maths + magic Of course data is important - but so is offering a fantastic user experience. We focus on both the maths and the magic of digital marketing. We get results We’re a performance agency. We are focused on helping our clients to hit their targets - and we’re really good at that.

We understand that each business sees Tomorrow differently, and there’s no one-size-fits-all solution. That’s why we’re dedicated to creating strategies that lead to measurable and lasting success for our partners. Get in touch and let’s shape the future together.

• Programmatic

A global Growth Studio that builds brands the way Hollywood studios build worlds, uniting creative firepower, owned infrastructure, and long-term vision under one roof.

Our platform helps performance marketers scale social, display and retail media campaigns. AC is the fastest way to launch, scale and learn what makes your ad creative work.

• Meta Ads
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CScreens fills a unique position in the video landscape and provides incremental reach enabling a seamless transition from a Broadcast to the out-of-home environment. The largest audiovisual screens with premium content in the UK! It is the UK's largest out of home video network, enabling advertisers national coverage and the opportunity to extend their linear TV assets to a wider audience through a variety of targeted channels, measured against a TV demo or a contextually targeted audience. These screens can be augmented by full experiential and sampling services, provided by C-Screens We understand that effective reporting is critical to an advertisers peace of mind, and offer market leading accountability and transparent reporting systems, eye tracking technology and mobile interactivity data tracking services Find out more about C-Screens at: www.c-screens.com

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For 50 years Gilroy has been trusted by world-leading B2B brands to accelerate acquisitions, unlock strategic account growth and maximise customer lifetime value.

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16 Google ads on 30 Oct 2026

Round is a tech-enabled digital agency that uses content, creators, and communities to create viral moments for brands, artists, and events.

Based out of the UK and North America, we're a multi-award winning digital search agency who serve some of the world's biggest brands. We’re committed to driving measurable results and ROI for the companies that we work with. Our strength lies in the fusion of our expertise and our cutting-edge technology. These have underpinned our market-leading reputation for the past two decades. Our client-first approach is steered by the skill and initiative of our team. Everything we do revolves around driving best-in-class search performance. We're backed by teams of analysts, paid advertising experts, content specialists and developers to lead our clients through the challenges and the opportunities of digital; offering strategic advice, tactical support and effective execution. Make search power your success.

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We are an independent digital agency publishing daily & weekly newsletters and content using AI-powered news aggregation software. We also offer specialist digital marketing services to businesses in all sectors. Web development, targeted paid advertising, videography, SEO and more. We work closely with the award winning events and publishing company Media 10 Ltd, digitising the way their clients operate, providing access to specific audiences through premium data and AI-powered content. Blah blah blah, you know the rest…

illuma is a British AI company, pioneering contextual solutions for enterprise since 2015. Its real-time scaling technology is used by brands and agencies to boost the results of digital ad campaigns. Meanwhile, broadcasters, publishers and online platforms use illuma to organise, classify and categorise their inventory for commercial activation. illuma is committed to sustaining the open web ecosystem through equitable collaborations between ad tech providers and media owners. The company is proudly building industry-first agreements that recognise media owners’ or sell-side intellectual property rights, and in turn, deliver better outcomes for brands and audiences. illuma was founded by publishing experts and computer scientists from Imperial College, UCL and Cambridge University. The company is based in London with additional offices in New York.

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