Top Connected TV Advertising Companies in London
London is a global advertising powerhouse—home to media giants in Soho, programmatic innovators in Shoreditch, and acclaimed universities such as the London School of Economics that fuel fresh marketing talent. Connected TV (CTV) advertising taps into that ecosystem, placing your brand inside the most-watched streaming apps on smart TVs.
On Clutch, every London agency listed below is vetted through our rigorous, interview-based review process, so you can trust the ratings and case studies you see. Use filters for budget, industry, or team size to quickly shortlist partners who fit your goals—whether you’re a fintech startup in Canary Wharf or a heritage retailer on Oxford Street.
Internal Resources & Nearby Options
- Explore the global list: Top Connected TV Advertising Companies
- Looking outside London? See connected TV advertising firms in Manchester or connected TV advertising agencies in Birmingham
- Need sector expertise? Filter for London CTV agencies serving healthcare brands
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$5,000+$50 - $99 / hr250 - 999London, England
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See all 78 projectsNinja Promo is an advertising agency specializing in digital marketing services, including paid media, branding, and social media management. With mixed reviews, 70% of clients report positive outcomes like improved lead quality and optimized ad spend, while 30% experience issues such as poor campaign execution. Reviewers highlight their strong expertise, professional project management, and adaptability as distinguishing traits.
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$5,000+$100 - $149 / hr50 - 249London, England
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See all 15 projectsROAST is an Advertising Agency that specializes in Paid Media and Advertising Services. They have been praised for significantly increasing lead volume by over 70% while reducing costs, with 100% positive feedback highlighting their timely responsiveness and attention to client needs. The majority of reviewers appreciate their strategic approach to optimizing campaigns.
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$5,000+$150 - $199 / hr10 - 49London, England
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See all 38 projectsOur Own Brand is an advertising agency specializing in branding, advertising services, and paid media, known for its creative collaborations and effective project management. They maintain a 100% on-time delivery track record, with 0% negative feedback, and are praised for their transparent pricing and exceptional cultural fit, making them a reliable extension of their clients' teams.
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$10,000+Undisclosed2 - 9London, England
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See all 6 projectsOne Day Agency is a professional advertising agency specializing in paid media and digital marketing services. According to client reviews, 100% of feedback is positive, highlighting the agency's expertise in media buying and their ability to exceed user acquisition goals by over 30% while reducing costs. Clients appreciate their effective communication and experienced team.
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$25,000+$200 - $300 / hr2 - 9London, England
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See all 15 projectsSpin Creative is a video production company specializing in creating engaging and high-quality visual content for a diverse range of clients. They consistently receive positive feedback for their professionalism, creativity, and ability to capture clients' visions, with 100% of reviewers highlighting their effective project management and collaborative approach. Clients particularly appreciate their ability to deliver under tight deadlines and their commitment to understanding and conveying strategic goals.
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$5,000+$150 - $199 / hr10 - 49London, England
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See all 1 projectsJ2 (Branding & Marketing) is a branding and marketing agency known for its expertise in creating cohesive brand platforms and compelling campaign materials. Their work has been well-received, showcasing a strong understanding of client values and needs. Reviewers highlight their effective project management and collaboration, with a 100% positive feedback rate, though pricing is noted as an area for potential improvement.
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$1,000+$100 - $149 / hr2 - 9Weybridge, England
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See all 4 projectsSwitch Creative is an advertising agency specializing in creative advertising services and marketing campaigns. The company is lauded for its exceptional creativity, with 100% of reviewers highlighting their "outside of the box" thinking and timely delivery. Clients appreciate their ability to produce impactful marketing concepts with limited budgets.
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$5,000+$50 - $99 / hr2 - 9London, England
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See all 1 projectsMolo Agency is a digital marketing and web design company known for creating visually appealing, user-friendly websites and comprehensive marketing strategies. According to reviews, clients appreciated their professionalism, responsiveness, and the alignment of company values. Notably, 100% of feedback was positive, highlighting increased web traffic and ROI, with their communication praised by all clients.
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$5,000+$150 - $199 / hr10 - 49London, England
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Radiate B2B is an Advertising company. Based in London, England, their team specializes in Advertising and Social Media Marketing.
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$5,000+$50 - $99 / hr2 - 9London, England
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Nuskka Productions, a small Advertising company, is based in London, England and Vilnius, Lithuania. The team provides Advertising and Branding.
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UndisclosedUndisclosed2 - 9London, England
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Seller Sessions, an Advertising company, is in London, England and London, England. Founded in 2019, the team specializes in Advertising and Branding.
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$10,000+$150 - $199 / hr50 - 249London, England
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Toaster is an Advertising company established in 2010. The company focuses on Advertising and Branding, and is midsize.
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$5,000+$300+ / hr10 - 49London, England
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See all 1 projectsMabane Media Ltd is a marketing agency specializing in paid advertising, particularly Google and Facebook ads. The company is highly praised for its exceptional results and client-focused approach, with 100% positive feedback from reviewers who commend their expertise, creativity, and effective communication. Mabane Media Ltd stands out for its ability to deliver customized marketing strategies that exceed client expectations.
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$250,000+$300+ / hr50 - 249London, England
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See all 1 projectsParsBiz specializes in social media marketing, branding, and promotions, offering comprehensive advertising services. Reviews highlight their effective strategies in increasing brand awareness, customer engagement, and website traffic, with clients praising their impressive project management and campaign effectiveness. However, there is room for improvement in reporting granularity and response times.
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$10,000+$25 - $49 / hr50 - 249London, England
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Tangoo is a media planning & buying company. Established in 2021, their team specializes in Media Planning & Buying and Advertising.
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$5,000+Undisclosed10 - 49london, England
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Boulder Group is an Advertising company. They are headquartered in london, England and have small team of experts. Their services include Advertising and Marketing Strategy.
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UndisclosedUndisclosed250 - 999London, England
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Integral Ad Science is an Advertising company. They provide Advertising and Branding and were launched in 2009.
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UndisclosedUndisclosed250 - 999City of London, England
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Social media marketing agency Rakuten Advertising was launched in 1996. Based in San Mateo, California and City of London, England, the team offers Social Media Marketing and Pay Per Click.
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UndisclosedUndisclosed1,000 - 9,999City of London, England
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FreeWheel is a Content Marketing company launched in 2007. The agency specializes in Content Marketing and Mobile & App Marketing, and is large.
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UndisclosedUndisclosed1,000 - 9,999City of London, England
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Zeta Global, a social media marketing firm, is in New York, New York and City of London, England. Their services include Social Media Marketing and Pay Per Click.
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UndisclosedUndisclosed50 - 249City of London, England
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CitrusAd is a PPC company. They are based in South Brisbane, Australia and City of London, England. Their team provides Pay Per Click and Advertising.
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UndisclosedUndisclosed50 - 249London, England
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Sharethrough is an Advertising company. They are located in Montreal, Canada and New York, New York and have midsize team. They focus on Advertising and Branding.
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UndisclosedUndisclosed50 - 249London, England
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Vidsy is a social media marketing company established in 2015. The midsize team specializes in Social Media Marketing and Advertising.
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$1,000+$25 - $49 / hr10 - 49St Albans, England
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OnBrand is a small Advertising company. They provide Advertising and Branding and were founded in 2001.
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UndisclosedUndisclosed10 - 49London, England
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The Lippin Group, an Advertising company, is located in London, England and Los Angeles, California. Their services include Advertising and Public Relations.
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$1,000+$150 - $199 / hr2 - 9London, England
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See all 3 projectsParticular Creatives is a branding and design agency, praised for its effective rebranding, website design, and online advertising. With 100% positive feedback, clients commend their attention to detail, communication, and alignment with company values. Their ability to deliver timely and impactful results, while maintaining a strong understanding of clients' missions, is frequently highlighted.
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$5,000+$50 - $99 / hr2 - 9London, England
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Marketing Strategy company Growth Marketing Group was established in 2023. The team offers Marketing Strategy and Media Planning & Buying and is headquartered in London, England.
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UndisclosedUndisclosed50 - 249London, England
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Launched in 2004, Threepipe Reply is an Advertising company. Their services include Advertising and Social Media Marketing.
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UndisclosedUndisclosed50 - 249London, England
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Space & Time, an Advertising company, was established in 2000. The company focuses on Advertising and Social Media Marketing.
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$5,000+$100 - $149 / hr2 - 9Brentford, London, England
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Scene 852 Productions is a video production agency. They focus on Video Production and Advertising and were founded in 2015. The firm is based in Brentford, London, England.
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UndisclosedUndisclosed2 - 9London, England
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Advertising company Simplicity Media was established in 2019. The team provides Advertising and Marketing Strategy and is located in London, England.
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$1,000+$50 - $99 / hr2 - 9Cuffley, England
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McQueen Media London is an Advertising company established in 2017. The team focuses on Advertising and Branding and is in Cuffley, England.
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Undisclosed< $25 / hr2 - 9Mitcham, England
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Miraki Communication is a branding firm. Founded in 2010, the team provides Branding and Marketing Strategy. The agency is located in Mitcham, England.
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$1,000+Undisclosed2 - 9London, England
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Business Consulting company Axiom Foundry was founded in 2022. The agency provides Business Consulting and Digital Strategy, and is small.
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$5,000+$100 - $149 / hr2 - 9Buckinghamshire, England
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See all 9 projectsAdvant Technology Ltd is an advertising agency specializing in programmatic advertising and media buying across various channels, including audio, video, and native advertising. The company is recognized for its innovative solutions and responsiveness, consistently meeting deadlines and delivering impressive results such as a ROAS of 2.8x and increased site traffic. Clients commend their expertise, with 100% positive feedback and no areas for improvement identified.
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UndisclosedUndisclosedFreelancerRichmond , England
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Caroline Gibson is a Content Marketing company. Based in Richmond , England, the agency was founded in 1999. Their services include Content Marketing and Advertising.
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$1,000+$50 - $99 / hr10 - 49Brighton and Hove, England
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Beige Agency, an Advertising company, was founded in 2021. The team specializes in Advertising and Media Planning & Buying.
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UndisclosedUndisclosed250 - 999City of London, England
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WideOrbit is a midsize Advertising company in San Francisco, California and City of London, England. The team provides Advertising and Marketing Strategy.
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List of the Top 8 London Connected TV Ad Agencies
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$5,000+$150 - $199 / hr10 - 49London, England
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36.3/40.017.2/20 Reviews10/10 Clients & Experience9.1/10 Market PresenceService focus
10% Advertising50% Connected TV advertising90% Marketing -
$5,000+$50 - $99 / hr250 - 999London, England
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39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
10% Advertising10% Connected TV advertising40% Marketing50% Other -
$5,000+$100 - $149 / hr50 - 249London, England
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38.6/40.019/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
10% Advertising10% Connected TV advertising90% Marketing -
$10,000+Undisclosed2 - 9London, England
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29.2/40.016.2/20 Reviews7.6/10 Clients & Experience5.5/10 Market PresenceService focus
20% Advertising25% Connected TV advertising50% Marketing30% Other -
$25,000+$200 - $300 / hr2 - 9London, England
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30.3/40.015.8/20 Reviews8.4/10 Clients & Experience6.1/10 Market PresenceService focus
25% Advertising15% Connected TV advertising35% Marketing40% Other -
$5,000+$150 - $199 / hr10 - 49London, England
Ability to deliver
25.7/40.016.2/20 Reviews4.6/10 Clients & Experience4.9/10 Market PresenceService focus
10% Advertising15% Connected TV advertising40% Marketing50% Other -
$1,000+$100 - $149 / hr2 - 9Weybridge, England
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23.5/40.016.2/20 Reviews2.6/10 Clients & Experience4.7/10 Market PresenceService focus
10% Advertising20% Connected TV advertising70% Marketing20% Other -
$5,000+$50 - $99 / hr2 - 9London, England
Ability to deliver
23.8/40.016.2/20 Reviews3.6/10 Clients & Experience4/10 Market PresenceService focus
15% Advertising10% Connected TV advertising35% Marketing50% Other -
$5,000+$150 - $199 / hr10 - 49London, England
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14.3/40.00/20 Reviews6.9/10 Clients & Experience7.3/10 Market PresenceService focus
40% Advertising10% Connected TV advertising60% Marketing -
$5,000+$50 - $99 / hr2 - 9London, England
Ability to deliver
12.8/40.00/20 Reviews8.8/10 Clients & Experience4/10 Market PresenceService focus
20% Advertising20% Connected TV advertising40% Marketing40% Other -
UndisclosedUndisclosed2 - 9London, England
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5.6/40.00/20 Reviews0/10 Clients & Experience5.6/10 Market PresenceService focus
20% Advertising100% Connected TV advertising40% Marketing40% Other -
$10,000+$150 - $199 / hr50 - 249London, England
Ability to deliver
7.3/40.00/20 Reviews0/10 Clients & Experience7.3/10 Market PresenceService focus
20% Advertising25% Connected TV advertising20% Marketing60% Other -
$5,000+$300+ / hr10 - 49London, England
Ability to deliver
30.2/40.016.2/20 Reviews9.2/10 Clients & Experience4.8/10 Market PresenceService focus
40% Advertising15% Connected TV advertising30% Marketing30% Other -
$250,000+$300+ / hr50 - 249London, England
Ability to deliver
7.2/40.00/20 Reviews2.1/10 Clients & Experience5.2/10 Market PresenceService focus
10% Advertising10% Connected TV advertising40% Marketing50% Other -
$10,000+$25 - $49 / hr50 - 249London, England
Ability to deliver
5.9/40.00/20 Reviews0/10 Clients & Experience5.9/10 Market PresenceService focus
35% Advertising10% Connected TV advertising40% Marketing25% Other -
$5,000+Undisclosed10 - 49london, England
Ability to deliver
4.6/40.00/20 Reviews0/10 Clients & Experience4.6/10 Market PresenceService focus
20% Advertising20% Connected TV advertising40% Marketing40% Other -
UndisclosedUndisclosed250 - 999London, England
Ability to deliver
0/40.00/20 Reviews0/10 Clients & Experience0/10 Market PresenceService focus
25% Advertising50% Connected TV advertising75% Marketing -
UndisclosedUndisclosed250 - 999City of London, England
Ability to deliver
0/40.00/20 Reviews0/10 Clients & Experience0/10 Market PresenceService focus
10% Advertising50% Connected TV advertising80% Marketing10% Other -
UndisclosedUndisclosed1,000 - 9,999City of London, England
Ability to deliver
0/40.00/20 Reviews0/10 Clients & Experience0/10 Market PresenceService focus
10% Advertising50% Connected TV advertising70% Marketing20% Other -
UndisclosedUndisclosed1,000 - 9,999City of London, England
Ability to deliver
0/40.00/20 Reviews0/10 Clients & Experience0/10 Market PresenceService focus
10% Advertising100% Connected TV advertising60% Marketing30% Other -
UndisclosedUndisclosed50 - 249City of London, England
Ability to deliver
0/40.00/20 Reviews0/10 Clients & Experience0/10 Market PresenceService focus
10% Advertising50% Connected TV advertising70% Marketing20% Other -
UndisclosedUndisclosed50 - 249London, England
Ability to deliver
0/40.00/20 Reviews0/10 Clients & Experience0/10 Market PresenceService focus
15% Advertising50% Connected TV advertising45% Marketing40% Other -
UndisclosedUndisclosed50 - 249London, England
Ability to deliver
0/40.00/20 Reviews0/10 Clients & Experience0/10 Market PresenceService focus
10% Advertising50% Connected TV advertising60% Marketing30% Other
Latest Connected TV Advertising (CTV) Articles
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London Connected TV Advertising FAQs
Connected TV advertising companies in London sit at the centre of the U.K.’s media supply chain. Partnering with these local firms allows clients to unlock advantages such as:
- Connection to direct relationships with British broadcasters (Sky, Channel 4) and premium publishers
- Their profound understanding of local regulations, such as the U.K. CAP Code and GDPR privacy rules
- The capacity for face-to-face strategy sessions—handy if your HQ is in the Square Mile or nearby tech clusters like King’s Cross
- Easier integration of CTV with broader London-run campaigns across OOH, social, and live events
Budgets vary based on several factors, like targeting depth, creative complexity, and inventory quality. On Clutch, London-based CTV ad agencies typically offer services priced at:
- Charge £100 – £200 per hour for strategy or creative work
- Set monthly media retainers from £5,000 – £25,000
- Recommend minimum media spends of £20,000 – £50,000 per quarter to ensure statistically significant reach and frequency
Premium inventory on Sky AdSmart or ITV Hub often sits at the higher end of that range. Don’t forget to request a detailed quote and take your time reviewing it to ensure financial viability for your project.
From our directory data, leading sectors supported by connected TV advertising companies in London include:
- Fintech and banking (driven by Canary Wharf’s finance hub)
- E-commerce and high-street retail
- Entertainment and gaming studios clustered around Soho
- Travel and hospitality brands targeting inbound tourists
- Healthcare and pharma firms working within the “MedCity” corridor
- Define the specific KPIs your project needs—i.e., incremental reach, ROAS, or audience lift.
- Shortlist promising CTV agencies on Clutch with relevant case studies in your industry.
- Request transparency on DSP fees and data partnerships.
- Meet the day-to-day account team (not just business development).
- Ask for an attribution model that connects CTV impressions to web or store conversions.
Comparing Clutch reviews will reveal which teams excel at communication, reporting cadence, and creative agility. Take your time going through our thought leader resources and directories to guide your search for the ideal team.
- Guaranteed view counts without explaining inventory quality
- Opaque “black-box” fees or unwillingness to disclose DSP mark-ups
- No GDPR-compliant data processes or failure to provide consent strings
- Reliance on U.S. audience data rather than U.K. or EMEA sources
- One-size-fits-all creative with no device or platform adaptation
Essentially, red flags could lead to headaches. If you spot these traits, that’s your sign to continue your search.