The 10 Best Digital Advertising Agencies in Greater London - 2025 Reviews

Top Digital Advertising Agencies in Greater London

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Elevate your brand's online presence with Greater London's premier digital advertising agencies. Our curated selection showcases top-tier experts in crafting compelling digital campaigns that drive results. Explore each agency's portfolio and client testimonials to find the perfect match for your marketing goals. From programmatic advertising to social media campaigns, these digital maestros offer cutting-edge solutions to boost your visibility and ROI. Need a tailored approach? Use Sortlist to post your specific project requirements, allowing Greater London's finest digital advertising companies to reach out with bespoke strategies aligned with your brand's unique vision and objectives. Discover the power of data-driven, creative digital advertising to propel your business forward in the competitive London market.

Top Featured Digital Advertising Agencies

All Digital Advertising Companies in Greater London

  • 4.7
    (25 reviews)

    You need design done. Just get it!

    Recommended
    Top awarded
    Your brand designs are too important to be left in the hands of unreliable freelancers or expensive creative agencies. Why not hire an experienced, full-time designer who knows you by name and your brand by heart? Since its creation, Duck.design has been able to capitalize on a number of areas that currently constitute its strength: - Logo, Brand Guide, Style Guide; - Graphic Design; - Web Design; - UI/UX Prototyping; - 3D Design; - Game design; - Explainer Video, 2D Animation, GIF.
    Looking for work in Digital Advertising
    Located in Greater London, United Kingdom (+2)
    From €1,000 for Digital Advertising
    Worked in Banking & Financials (+8)
    Speaks English
    51-200 members
  • 4.9
    (12 reviews)

    The last word in digital

    Recommended
    Top awarded
    At Propaganda Solutions, we believe marketing should be accessible, effective, and built for real business growth—not just empty metrics. That’s why we’ve redefined digital marketing with a science-backed, psychology-driven approach that puts you in control. We specialize in SEO, paid media, social, web development, and performance analytics, crafting strategies that don’t just generate clicks, but drive real influence and long-term customer trust. Our unique AI-powered tools and deep expertise in human behavior and decision-making mean we don’t just market—we engineer outcomes. If you want marketing that’s built on clarity, control, and measurable success, you’re in the right place. Let’s transform your business together. 🔹 Data-led. Influence-driven. Results-proven. 🚀 Let’s talk. German Version Bei Propaganda Solutions glauben wir, dass Marketing zugänglich, wirkungsvoll und auf echtes Geschäftswachstum ausgerichtet sein sollte – und nicht nur auf leere Kennzahlen. Deshalb haben wir digitales Marketing neu definiert – mit einem wissenschaftlich fundierten, psychologisch optimierten Ansatz, der Ihnen die Kontrolle gibt. Wir sind Experten in SEO, Paid Media, Social Media, Webentwicklung und Performance Analytics – und entwickeln Strategien, die nicht nur Klicks generieren, sondern echte Einflussnahme und nachhaltiges Kundenvertrauen schaffen. Unsere KI-gestützten Tools und unser tiefes Verständnis für menschliches Verhalten und Entscheidungsfindung sorgen dafür, dass wir nicht einfach nur vermarkten – wir konstruieren Ergebnisse. Wenn Sie Marketing wollen, das auf Klarheit, Kontrolle und messbarem Erfolg basiert, sind Sie hier richtig. Lassen Sie uns Ihr Business gemeinsam transformieren. 🔹 Datenbasiert. Einflussstark. Ergebnisorientiert. 🚀 Lassen Sie uns sprechen.
    5 works in Digital Advertising
    Located in Greater London, United Kingdom (+1)
    From €1,000 for Digital Advertising
    Worked in Construction (+12)
    Speaks English, German(+3)
    11-50 members
  • 4.8
    (11 reviews)

    Brand consultants helping organisations thrive through strategic creativity and behavioural insight.

    Top awarded
    We are expert brand consultants based in the UK, specialising in brand development, brand auditing, positioning, messaging, and brand activation. As brand strategy specialists, we blend behavioural psychology with strategic creativity to build brands that don’t just look good - they deliver real results, inspire action and drive long-term growth. At 3manfactory, we understand that brands live in the minds of your audience. That's why we draw on behavioural insights to shape how your brand is perceived, remembered and chosen. We shape brands that build trust, spark loyalty, and create lasting impact with the people who matter most. We work with both public and private sector organisations, providing strategic brand consultancy alongside marketing, design, and technical solutions such as web design, platform development, and digital experience optimisation. Whether you’re redefining your identity, navigating change, or looking to scale, we help you align every element of your brand to your ambition. Our consultancy model is collaborative, tailored, and evidence-led: no cookie-cutter solutions, no guesswork. Just clear, strategic thinking combined with creative excellence. If you’re ready to grow a brand that’s not only seen but sought after, talk to 3manfactory, your brand strategy specialists.
    3 works in Digital Advertising
    Located in Greater London, United Kingdom (+1)
    From €1,000 for Digital Advertising
    Worked in Government & Administration (+13)
    Speaks English
    11-50 members
  • 4.9
    (10 reviews)

    We are SOCIALLYWITHIT. Are you?

    Highly recommended
    Founded in 2023 in the heart of London - We are a data driven, result led creative agency. Talk to us about creative production, paid media marketing and SEO.
    1 work in Digital Advertising
    Located in Greater London, United Kingdom
    From €1,000 for Digital Advertising
    Worked in Marketing & Advertising (+6)
    Speaks English
    1-10 members
  • 5
    (2 reviews)

    We specialise in building high-performance teams to power your entire marketing engine.

    A trusted UK agency of 20 years, our unique partnership model has been the foundation for our client's success. Working with brands all over the world, our dedicated digital teams have driven significant results for our clients tech platforms and performance marketing.
    Looking for work in Digital Advertising
    Located in Warwickshire, United Kingdom
    From €10,000 for Digital Advertising
    Worked in Others (+8)
    Speaks English
    11-50 members
  • 5
    (4 reviews)

    Creator-first social media marketing

    Recommended
    Top awarded
    Pepper is an award-winning creative social agency with a human approach at our core.
    Looking for work in Digital Advertising
    Located in London, United Kingdom
    From €5,000 for Digital Advertising
    Worked in Software & Computer Services (+5)
    Speaks English
    11-50 members
  • 5
    (3 reviews)

    Creating brands that connect and inspire

    We’re here to help you create a brand that truly cares. A brand that stands for something, a brand that has a purpose beyond profit. A CareBrand that makes a difference in the world.
    1 work in Digital Advertising
    Located in London, United Kingdom (+1)
    From €1,000 for Digital Advertising
    Worked in Clothing & Accessories (+5)
    Speaks English
    1-10 members
  • 5
    (8 reviews)

    Performance marketing and web design specialists

    Top awarded
    No jargon, no vanity metrics. Just highly effective digital experiences to get you front-of-mind for the audiences that count. Whether we’re developing and designing you a dazzling new website, crafting you a killer online ad campaign, or invigorating your brand to turbocharge your lead gen and customer acquisition, you’ll see real, tangible benefits—and fast. Our clients include Heinz, FIFA, Naked Wolfe, The Telegraph, Knight Frank, Boden, the BBC and The Adecco Group. Why you'll love us: • Our high-converting campaigns will optimise your ROI and maximise your growth • Our partnerships with Google, Meta, Microsoft, Shopify and Klaviyo positions us to establish your online business from the ground up • With our team of specialists by your side, you’ll be free to focus on what you do best • Experience an agency with an average ROAS of 6.5 and average conversion rate uplift of 63%—and whose average client’s yearly growth is 278% Our services: • Meta ads: Boost your leads, sales and traffic, like how we boosted ROAS by 45% for Boden—and decreased their CPA by 39% in the process! • PPC: Find the data you need to make a difference to your brand. It’s how we increased PPC enquiries by 61% for The Adecco Group and purchases by 43% for The Gut Stuff. • Web design: Let’s create a gorgeous conversion-led website to showcase your brand, like how we built a new online sales channel for Kent Foods Direct—and how we boosted eCommerce sales by 450% for Heinz to Home.
    Looking for work in Digital Advertising
    Unknown location
    From €1,000 for Digital Advertising
    Worked in Others (+16)
    Speaks English
    11-50 members
  • 5
    (7 reviews)

    A digital agency that fuses strong design principles with data to generate high qualities enquiries.

    Recommended
    Top awarded
    Zephyr is a growth led digital marketing agency based in London. We grow businesses using powerful digital strategies that combine digital marketing and web design. We are a 2024 Netty award winning agency and a Clutch Global Award Winner.
    Looking for work in Digital Advertising
    Located in Greater London, United Kingdom
    From €1,000 for Digital Advertising
    Worked in Software & Computer Services (+14)
    Speaks English
    11-50 members
  • 4.9
    (42 reviews)

    WhatsApp/📞+1 737 710 1095 ✉ - [email protected]🌎

    Highly recommended
    Top awarded
    iDigitalise Consultancy Pvt Ltd. iDigitalise is a European Marketing & Technology Company headquartered in Europe, with offices in Albania, the UAE, USA, and India. A Global digital marketing and technology Company. Over 165 companies from 40 countries use our digital marketing, technology, consulting, design, cloud computing, and communication services. iDigitalise has assisted a broad client base, generating over $400 million in revenue from 1 million business inquiries and achieving an ROI increase of 4 to 25 times for our client. Our services include: - Social Media Marketing - Search Engine Optimization (SEO) - Paid Ads Management - Custom WordPress Development - Website, Software & Mobile App Development - eCommerce Website Development - Creative Designs & Video Productions
    5 works in Digital Advertising
    Located in London, United Kingdom (+28)
    From €1,000 for Digital Advertising
    Worked in Home Services (+25)
    Speaks English, Albanian(+12)
    51-200 members
  • 5
    (12 reviews)

    Let us help YOUR brand lead the pack.

    We're a challenger agency for champion brands. Like yours. We’re well established, with years of experience and proven capability – but we retain that challenger attitude; always looking for the smarter way to make your content punch harder for you. After all, we’re Hotwolf . Not Lukewarmwolf. We’re award-winning, compact and perfectly formed – able to keep your costs smaller, so you can dream bigger.
    3 works in Digital Advertising
    Located in Greater London, United Kingdom
    From €5,000 for Digital Advertising
    Worked in Non-profit (+27)
    Speaks English
    1-10 members
  • 5
    (3 reviews)

    A TALENT-DRIVEN BOUTIQUE CREATIVE AGENCY.

    We are a London-based collective of carefully curated designers, directors, strategists, producers, image-makers, and storytellers, collaborating to create impactful content and narratives for global brands and visionary organisations. Specialising in branding, marketing strategy, and video production , we’ve partnered with a diverse array of clients—from industry giants like UBS, X-Box, Accenture, and McKinsey & Company , to trailblazing organisations such as UK Research Institute , Save the Children , ETH Zürich Space and Ashoka Changemakers . We also team up with leading global production agencies, including Unit9 Group , Red Bull Media House, and IDEO , among others. Our strength lies in our diversity: a global roster of talent bringing unique cultures, styles, and expertise to every project. With our extensive network and experience, we build a handpicked team for every brief , delivering solutions that are not only creative but also agile and cost-effective.
    Looking for work in Digital Advertising
    Located in Greater London, United Kingdom
    From €1,000 for Digital Advertising
    Worked in Marketing & Advertising (+11)
    Speaks English, Italian
    11-50 members
  • 5
    (7 reviews)

    Full Service Marketing Experts

    We’re a top full service marketing agency in London offering full-service digital marketing, from innovative video production to effective social media and PPC campaigns. With us, you gain a unified solution for elevating your marketing presence and achieving tangible digital marketing results. We pride ourselves on being a top marketing agency in London that delivers unparalleled expertise and cutting-edge solutions tailored to your needs.
    Looking for work in Digital Advertising
    Located in Greater London, United Kingdom
    From €2,500 for Digital Advertising
    Worked in Education (+13)
    Speaks English
    1-10 members
  • 5
    (1 review)

    Where ambitious brands come to scale. We make the difference.

    We are Digital Blueprints a strategic & creative marketing agency based in Norwich, Norfolk, servicing brands across the UK and beyond. Digital Blueprints is a strategic consultancy & hybrid agency that blends the best of both of our own team and a tight-knit network of experts and specialists that are top in their field. We build the perfect combination of our board-level associate consultants, creative genius & marketing professionals to match your goals and challenges to create the perfect outsourced team. Whether you're a high-growth venture or an established global brand, our strategic understanding of 'customer' and our decades of experience working with retail, food, beverage, FMCG, and high-growth brands, make us best placed to get the very best out of a client's product or service. Services include: eCommerce strategy Paid Media & shopping management SEO for ecommerce Social media management Website UX & design Branding & packaging Digital & print advertising Catalogue & direct mail
    Looking for work in Digital Advertising
    Located in Norfolk, United Kingdom
    From €1,000 for Digital Advertising
    Worked in Beauty (+18)
    Speaks English
    11-50 members
  • 5
    (5 reviews)

    The only marketing agency your brand will ever need

    Top awarded
    Hello, we’re wonderwork. We build marketing ecosystems for growth-getter brands looking to shake up their industry, scale fast, capture hearts, and market share. We do this by developing bullet-proof & research-backed growth marketing strategies. wonderwork is a content and performance marketing agency specialising in driving growth through omni-channel marketing strategies. We are working with brands across retail, fashion, construction, food and beverages, education, renewable energy, and much more. The question we ask ourselves everyday? How can we ensure that you reach your growth and revenue targets through best-in-class marketing while pushing the boundaries of innovation and getting ahead of your competition?
    Looking for work in Digital Advertising
    Located in Greater London, United Kingdom
    From €240 for Digital Advertising
    Worked in Education (+3)
    Speaks English
    11-50 members
  • 4.8
    (2 reviews)

    1000heads is a Social Transformation™ Company

    Top awarded
    🇬🇧 We’re a​ Social Transformation™ Company. We’re on a mission to transform the way brands talk and are talked about. ​ We’re proud to be a strategic partner to some of the very best brands on the planet, helping them stay relevant, conversational, and advocated—all at the speed of social. Today’s fragmented media landscape presents myriad complex new social communications challenges. Brands are held to higher standards of humanness than ever before. That means being good listeners and being in the moment. It means being empathetic, conversational, authentic, and interesting. All this requires a fundamental communications shift—a transformation of priorities, competencies, processes, and activities.​ We’re working with some of the world’s best-known brands as a global strategic partner, building dedicated cross-functional teams across data, strategy, and activation in order to deliver Social Transformation™ to the brands. 🇩🇪 Als Agentur für Social Transformation™ begleiten wir unsere Kunden auf ihrem Weg in die Digitalisierung. Wir helfen ihnen, die Sprache von Social zu sprechen. Und zu gestalten, wie dort über sie gesprochen wird. Social Media erfindet sich jeden Tag neu. Seit über 20 Jahren sind wir strategischer Partner für einige der weltweit bekanntesten Marken, die wir tagtäglich dabei unterstützen, relevant und im Gespräch zu bleiben. Die heutige fragmentierte Medienlandschaft stellt eine Vielzahl komplexer neuer Herausforderungen an Marken. Sie sollen menschlicher sein als je zuvor: Ein guter Zuhörer und passend zum Zeitgeist. Einfühlsam, gesprächig, authentisch und immer interessant. Das erfordert einen grundlegenden Wandel in der Kommunikation – eine Transformation der Prioritäten, Kompetenzen, Prozessen und Marketingaktivitäten. Als globaler strategischer Partner bauen wir maßgeschneiderte, interdisziplinäre Teams in den Bereichen Data, Strategie und Kampagnen-Aktivierung auf, um so Social Transformation™ möglich zu machen.
    Looking for work in Digital Advertising
    Located in London, United Kingdom (+4)
    From €1,000 for Digital Advertising
    Worked in Technology Hardware & Equipment (+8)
    Speaks English, Chinese(+10)
    201-500 members
  • 5
    (2 reviews)

    The only education marketing partner your institution will ever need.

    Top awarded
    Hello, we’re Pink Orange. We help education providers attract the right students, increase enrolments, and build stronger connections with your community through expertly crafted marketing strategies. At Pink Orange, we understand that each institution is unique, which is why we tailor our omni-channel marketing services to meet your specific goals. From schools and universities to education providers in various sectors—we’re here to help your institution stand out in a competitive landscape. What’s our focus? Ensuring your institution’s marketing efforts hit the mark, whether it’s increasing enrolments, raising brand awareness, or deepening engagement with prospective students and parents. How do we do it? The Pink Orange way. From developing strategic student recruitment marketing plans and producing compelling content to optimising your digital presence through SEO, paid advertising, and social media campaigns, we create a comprehensive marketing approach that’s designed to deliver results. With a full suite of education marketing services, we ensure that every aspect of your institution’s growth is supported by data-driven insights and creativity that works.
    Looking for work in Digital Advertising
    Located in Greater London, United Kingdom
    From €298 for Digital Advertising
    Worked in Education
    Speaks English, German(+1)
    11-50 members
  • 5
    (9 reviews)

    A digital agency based in London & New York, here to help you Burst onto the digital scene.

    We are a creative agency based in London, New York & San Francisco, and we create, implement & grow show-stopping brands. We provide world-class design, development & marketing services to clients across the globe in every industry, including Vivienne Westwood, Howden Group Holdings, Limber, Mercuria, QPR & Clean Kitchen - are you next? Whether you're a startup looking to build a brand from the ground up, an established enterprise undergoing a rebrand, or are just looking for ad hoc support; we're here to enable your brand to burst digitally. We don't stop at brand creation, our team has vast experience with: Web Design & Development Logo Design & Branding Social Media Digital Marketing SEO & CRO Graphic Design Pitch Deck Design Website Maintenance & Hosting Get in touch via our site for a no-obligation consultation! Why Us? Unlimited Revisions: We offer unlimited revisions as standard. So rest assured that be happy with all deliverables! No Hidden Fees: The cost breakdown provided in our proposal and within the final contract is all-inclusive - we have no hidden fees. A Personal Process We're a smaller agency and build personal relationships with our clients - rest assured you'll have a painless, friendly & fun process. Efficient Project Management: Using SCRUM methodology, we make sure to stick deadlines, produce high-quality work, and keep you in the loop at all times. UK & US Delivery Teams: We have global delivery teams meaning we can cater to tight timelines and work in almost any timezone! Proven Track Record: We are 5/5 rated on all review sites and a top-rated agency on Clutch, so you can have peace of mind working with us.
    Looking for work in Digital Advertising
    Located in Greater London, United Kingdom (+1)
    From €1,000 for Digital Advertising
    Worked in Food (+19)
    Speaks English, Spanish
    11-50 members
  • 4.9
    (17 reviews)

    Lean, Nimble, Reliable, Good Value

    Recommended
    Top awarded
    🇬🇧 Welcome to SWC Partnership. We develop marketing strategies and campaigns to accelerate your sales and brand awareness . SWC is a full service marketing agency that works as an extension of your team . We develop brand strategies , form integrated marketing plans , produce creative ideas , creative production , media planning/buying and campaign reporting . Our services are designed to be integrated into your existing infrastructure, either as a full service partner or for a specific discipline. Our expert teams are highly experienced in working across both B2B and B2C industries; whilst delivering international , national and local marketing solutions. We’re passionate about making a commercial difference to our clients and provide measurable and accountable marketing that drives ROI . We are headquartered in the UK and operate across Europe, with a special focus on the DACH region. We are a lean and nimble team of specialists, a boutique agency , part of UP, THERE EVERYWHERE , which is the first global cloud based agency . Headquartered in Stockholm, Sweden , with a further 15 bases including Hamburg , Helsinki , London , New York , Dubai , Shanghai , Switzerland , Amsterdam and Palma among others. We offer a global agency solution whilst connecting you with teams locally . Providing local insight and appreciation of country nuances, we can plan, produce and deliver your international marketing programmes in each of your targeted countries and territories, as if you would in your home market. Through multilingual marketing managers and transcreation experts , we ensure your international sales & marketing is a success . Contact our Founding Partner, Simon Cristal to discuss your requirements. www.swcpartnership.com
    8 works in Digital Advertising
    Located in Greater London, United Kingdom (+5)
    From €1,000 for Digital Advertising
    Worked in Technology Hardware & Equipment (+14)
    Speaks English, Chinese(+8)
    11-50 members
  • 4.9
    (48 reviews)

    AWARD WINNING SEO & B2B LEAD GENERATION AGENCY

    Highly recommended
    Top awarded
    Pearl Lemon are a multi-award-winning SEO, Lead Generation, Content and Sales Agency based in London but serving clients Worldwide. We'd love to help you grow your company Tired of underperforming agencies? Want to close B2B and B2C deals? Looking for a company that is transparent? Someone who can guide you through the process from start to finish? Want to rank page 1/rank 1 of Google with white-hat links? Want to a team you can talk to daily, have weekly calls and understand EXACTLY what's going on? If any of this sounds like you - then we ABSOLUTELY need to talk. We'd love to help you with your online growth journey and see if we can achieve massive success together Book a call with Ion (pronounded E-on) to get started today: http://pearllemon.com/ion/ OR add him on Whatsapp directly: +44 7746 279127
    1 work in Digital Advertising
    Located in London, United Kingdom (+2)
    From €3,000 for Digital Advertising
    Worked in Food (+15)
    Speaks English, Hindi(+2)
    51-200 members

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