If you’re serious about growing your brand through social media—especially on TikTok, Instagram and YouTube —you need the right agency behind you. But with so many out there, knowing who’s legit (and who’s just talk) can be tough.
That’s why we’ve rounded up 30 of the best influencer marketing agencies in the UK for 2025. Whether you’re after Gen Z reach, luxury brand vibes, or results-driven campaigns, this guide covers it all. We’ll show you what to look for in a top agency, how much it might cost, and which teams actually deliver.
Let’s dive in—starting with the agency changing the social media game.
1. House of Marketers – Leading Social Influencer Agency in the UK
If you’re serious about TikTok, Instagram and YouTube House of Marketers should be your first call.
As one of the major influencer marketing agencies in the UK, we offer something no other agency can match: insider-level platform expertise, a data-obsessed approach, and a global creator network trusted by the world’s biggest brands.
House of Marketer’ story began in 2020 when one of the first TikTok EMEA employees, Inigo Rivero launched House of Marketers.
What Makes House of Marketers Different?
- Global Execution with Local Expertise
House of Marketers is a truly global agency. Campaign managers operate across Europe, North America, the UAE, Africa, South America, and Asia, enabling culturally relevant and scalable influencer campaigns that resonate in diverse markets.
- End-to-End Campaign Management
The agency handles every stage of execution, from creator sourcing and briefing to content approvals, ad asset creation, and detailed performance reporting—streamlining the process for busy marketing teams.
- Trusted by Industry Leaders
The team has delivered for global brands including Apple Music, d’Alba, Rimmel London, Hilton, Red Bull, HelloFresh, AZAR, Western Union, KFC, and way more global brands, with a focus on meaningful results and clear ROI.
- Expertise in Gen Z and Millennial Engagement
Campaigns are designed to speak directly to younger audiences through creators who know how to drive attention, trust, and conversions.
Since its launch, House of Marketers has helped hundreds of brands scale their presence on social media, turning short-form content into long-term growth.
Check out our House of Marketers case studies here.
House of Marketers offers end-to-end social media services, including influencer campaigns, ad strategy, content creation, management, and profile growth. With a laser focus on performance, creative excellence, and cultural relevance, we’re the go-to agency for ambitious brands ready to lead on TikTok, Instagram, YouTube and other key social platforms.
????Visit our Influencer Marketing Agency Services to learn how we can help you scale.
2. Water Creative
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This boutique agency is focused on social-first campaigns along with influencer marketing in the UK. Primarily operating across TikTok, Instagram, and YouTube. Known for its creative flexibility, Water Creative offers custom packages to clients based on project length and scope. They also handle admin-like contracts and payments, making them a hassle-free option for brands.
3. Make Honey
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Make Honey blends PR, content marketing, influencer strategy, and events. Their campaigns are most effective for lifestyle and tech brands, with a client list that includes Amazfit and Ranger IQ.
4. Disrupt Marketing
Disrupt Marketing leads with cultural relevance and audience-first strategies. They offer influencer sourcing, content creation, campaign management, and real-time reporting. Their storytelling approach is especially powerful for brands looking to tap into niche or trend-driven audiences.
5. CEEK Marketing
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CEEK provides strategic digital marketing and the best influencer marketing in the UK. Their influencer network is backed by their sister company District Global, a talent agency. They work across TikTok, Instagram, and YouTube, and focus on data-driven campaigns that align with client goals.
6. Sociably
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Focused on luxury brands, Sociably helps high-end fashion, watches, and alcohol brands navigate influencer strategy and TikTok marketing. Their services include casting, content production, and campaign management with an emphasis on quality and storytelling.
7. Ritual Network
Ritual Network is a YouTube-first agency based in the UK. Certified by YouTube, they specialise in talent management and campaign execution for long-form videos. They’ve collaborated with Warner Bros, The National Lottery, and others.
8. Summer
Summer is a talent agency managing top UK influencers, including names like Chloe Lloyd and Lauren Nicole. They have worked with Disney, ASOS, and Magnum, and are ideal for brands seeking high-visibility partnerships.
9. SevenSix Agency
SevenSix is known for championing diversity in influencer marketing. They run campaigns, castings, and events, and offer consultancy, all while supporting a strong talent roster of underrepresented creators.
10. M&C Saatchi Social
This social-first media agency manages creators like Roxxaurus and Cocobeautea. They have run large campaigns for L’Oréal, Take Five, and GB News, blending traditional marketing principles with influencer culture
11. Social Chameleon
Social Chameleon is a standout agency for beauty, fashion, and lifestyle brands, offering full-service influencer campaigns that prioritise authenticity and long-term brand-influencer relationships. They handle everything from strategy and sourcing to content and reporting, making them a solid choice for brands that want a hands-on, results-driven approach.
12. Billion Dollar Boy
Billion Dollar Boy combines bold creative direction with performance marketing to deliver large-scale, high-impact campaigns across industries like tech, beauty, and fashion. Their ability to blend visually engaging content with measurable outcomes makes them a go-to for brands aiming for both reach and ROI.
13. Truffle Social
Truffle Social is a pioneer in the UK’s social media space, known for building strong online communities and producing original, thumb-stopping content. Their work spans strategy, influencer marketing, and content creation, with a flair for creativity and culture-driven campaigns.
14. Make Agency
Make Agency delivers modern digital marketing solutions with a strong emphasis on social strategy, content creation, and paid media. They combine data and creativity to execute social campaigns that increase engagement and drive tangible results.
15. The Seed Group
Focused on food and drink brands, The Seed Group offers social media, digital PR, and content creation tailored for consumer-focused growth. With a personal touch and industry-specific expertise, they help brands grow from the ground up.
16. Digital Media Team (DMT)
DMT is a results-driven digital agency known for eCommerce growth through paid social, PPC, and data-led performance marketing. As Meta and Google Premier Partners, they help brands stand out and scale across key advertising platforms.
17. CherryPick Talent
Cherry Pick Talent is a global influencer marketing agency known for its creator-first approach and deep expertise in gaming integrations. With offices across the UK, USA, Canada, and Europe, they deliver high-impact campaigns that drive engagement and conversions for brands like Nike, Disney, GoPro, and TikTok.
They specialise in influencer activations, gaming experiences on platforms like Fortnite and Roblox, and paid social amplification. Their tailored, full-funnel strategies combine creativity with performance, making them a trusted partner for global brands aiming to connect authentically with online audiences.
18. Make Me Social
Make Me Social is a UK-based social media marketing agency specialising in influencer marketing. They connect brands with influencers ranging from nano to macro levels, aligning with specific business goals. Their services encompass influencer matchmaking, comprehensive campaign management, content creation, a focus on diversity, and real-time performance tracking to optimise return on investment.
19. Viral Seeding
Viral Seeding is a specialist content marketing agency that boosts reach through influencer marketing, digital PR, and video promotion. With over a decade of experience, they help brands drive views, shares, and engagement through highly targeted seeding strategies.
20. Luya
Luya is a creative digital marketing and PR agency offering services such as social media management, influencer marketing, and social media graphics.
They manage and monitor clients’ social media content across platforms like Instagram, Facebook, Twitter, Pinterest, and LinkedIn, providing monthly analyses to optimise performance. Their influencer marketing services connect brands with bloggers, vloggers, journalists, industry experts, and celebrities to access engaged communities.
Additionally, their in-house design team creates engaging social media graphics to capture audience attention.
21. Kairos Media
Kairos Media operates across London, Manchester, and New York. They offer the best influencer marketing in the UK with a focus on gaming, lifestyle, and youth culture. With clients like Pringles and Activision, they blend strategy, influencer sourcing, and content production into comprehensive campaigns.
22. inBeat Agency
InBeat specialises in micro-influencer marketing. Their strength lies in matching niche creators with highly targeted audiences to maximise ROI. They also offer performance marketing, campaign optimisation, and real-time feedback during execution.
23. Upfluence
Upfluence is a hybrid influencer platform and agency. While based internationally, they serve UK brands with influencer discovery tools, campaign analytics, and influencer outreach across YouTube and TikTok. They are known for their data-rich approach.
24. Engage Hub
With a client base that includes Asos and Everlane, Engage Hub delivers a mix of influencer marketing, paid media, social commerce, and creative strategy. They take a highly collaborative approach, ideal for fashion and lifestyle brands.
25. Buttermilk
Based in London, Buttermilk is an influencer marketing agency in the UK known for managing brand fan and influencer campaigns across Instagram and other platforms. They’ve worked with big names like Dior, Deliveroo, and Boots. While their roots are in Instagram, they also support TikTok campaigns and specialise in creating emotional, shareable content.
26. Born Social
Born Social is a global agency that builds social-first brands by combining smart strategy, creative content, and effective community management. With a strong cultural lens and performance mindset, they support clients from concept to execution.
27. The Good Egg
The Good Egg is a female-founded, creator-first boutique agency built for the influencer economy. Led by a Millennial and Gen Z team, they craft bold, digital-first campaigns that champion creativity, shape culture, and drive real results—minus the fluff.
28. TAKUMI
TAKUMI is a global influencer and creator marketing agency that blends human creativity with top-tier data, tech, and analytics. Their strength lies in working with culturally connected creators who build real trust and drive results—delivering campaigns that go far beyond product placements to create relevance and measurable ROI.
29. Influencer Hub International
The IHI Network is a global influencer and brand marketing agency with deep expertise in both Western and Asian markets. Known for developing their own network of influencers, they help brands connect with ideal customers through data-driven campaigns across platforms like WeChat, Douyin, TikTok, RED, and Instagram. From influencer-led campaigns to brand management and market research, IHI delivers tailored strategies that drive visibility, engagement, and sales across borders.
30. LOI | Global Creator Marketing Agency
LOI is a global creator marketing agency known for building authentic, personalised brand-creator partnerships. With experience across beauty, tech, fashion, and entertainment, LOI has worked with global names like TikTok, Coca-Cola, Disney, Amazon, and L’Oréal—delivering campaigns that feel real, resonate with audiences, and drive measurable results.
31. Fox Communications
Fox Communications is a strategy-led communications agency that blends sharp thinking with adaptability. From message development to reputation management, they craft data-driven campaigns that resonate. Known for partnering with global teams, Fox combines instinct and insight to shape brand narratives that deliver real impact.
32. Formidable
Formidable is a social-first creative agency built for brands that want to move with culture—not chase it. From athlete-led storytelling to family-friendly content at scale, we craft purpose-built campaigns that speak the language of social. Trusted by Amazon, The LEGO Agency, and David Beckham, we deliver ideas that are fast, feasible, and built to perform.
33. Bulla Co
Bulla is a creator-first influencer and content agency helping iconic brands connect with the next generation across social. Rooted in Gen Z culture, Bulla blends creativity and data to drive culturally relevant campaigns that spark real connection and lasting impact. If your brand is ready to meet the future, Bulla helps you reach the audience shaping it.
What to Look for in a Top Influencer Marketing Agency UK
Not all influencer agencies are created equal—especially when it comes to TikTok, Instagram and YouTube.
Both platform’s fast-moving trends, unique algorithm, and Gen Z-driven culture require a highly specialised approach. If you’re a brand trying to break through the noise, these are the key traits you should prioritise when selecting a top-tier social media influencer marketing agency:
1. Platform Expertise
Choose an agency that lives and breathes social media.
Many agencies offer TikTok as an add-on, but the best results come from those who focus on TikTok as a core service. These agencies understand the nuances of the platform—its trends, algorithm changes, audience behaviour, and ad formats—and know how to turn them into tangible results.
- Strong Influencer Network and Vetting Process
A great agency has close working relationships with a diverse network of creators—from nano-influencers to household names. More importantly, they use data to match your brand with the right influencers. Look for agencies with transparent criteria, in-depth audience insights, and real-time performance tracking to ensure every influencer is a natural fit.
3. Data-Driven Strategy and Measurable Outcomes
Your marketing strategy should not rely on guesswork.
Top agencies back their decisions with hard data, use performance metrics to refine campaigns on the fly, and offer robust post-campaign reporting. Whether it’s CTR, conversions, or engagement rates, your agency should help you understand the why behind the numbers.
4. Creative, On-Trend Content Production
Platforms like TikTok are a creative-first platform. Your chosen agency should excel in short-form video storytelling, meme culture, and creating “native-feeling” content that performs organically. The goal is to create engaging videos that do not feel like ads—because that’s what such social platform users respond to.
4 Tips for Choosing the Right Influencer Marketing Agency in London
Choosing the right agency in London can be overwhelming with so many options available. To help, here are four practical tips that will help you narrow your search:
- Industry Experience
Look for agencies with a proven track record in your industry. A beauty brand’s campaign strategy differs wildly from that of a fintech startup. Agencies that understand your niche are better positioned to deliver results that matter.
- Influencer Selection Process
The right agency should never use a one-size-fits-all model. Ask how they choose influencers. A thorough vetting process combined with audience data ensures the creators they suggest are relevant, trusted, and aligned with your brand values.
- Transparent Communication
From onboarding to execution, communication is key. Great agencies act as an extension of your internal team—providing regular updates, proactively sharing insights, and listening to your feedback. This collaboration ensures campaigns run smoothly and deliver ROI.
- Measurement and Reporting
How will success be tracked? A quality agency will outline specific KPIs, send you actionable reports, and continuously optimise based on data. Look for full visibility into campaign performance and post-campaign learnings.
What Does Influencer Marketing Costs in London?
One of the most common questions we get from brands is: “How much does an influencer marketing agency in the UK cost?”
Here’s a general breakdown of influencer costs in the UK market—especially in London:
- Nano-influencers (1k–10k followers): £100–£500 per post
- Micro-influencers (10k–100k): £500–£2,500 per post
- Mid-tier influencers (100k–500k): £1,500–£10,000 per post
These prices vary based on platform, content format (e.g., static Instagram post vs. TikTok video), engagement rates, and industry. For TikTok specifically, video production quality, trend relevance, and duration of the campaign may increase fees.
Working with an agency often includes added services—strategy, reporting, contracts, content guidelines, and distribution—so while the upfront costs may be higher, they often save brands time, resources, and costly trial-and-error.
Contact House of Marketers for a free consultation today!
Why Hire One of the Best Social Media Influencer Agencies?
Here’s a quick breakdown of the key benefits:
- Save time and resources by outsourcing influencer discovery, negotiation, and reporting
- Get real results faster through proven campaign strategies
- Work with creators who drive authentic engagement.
- Access real-time performance data to track and optimise your campaigns
- Gain from expert trend forecasting, insider algorithm knowledge, and platform-native creativity
TikTok, Instagram and YouTube’s power to boost brand awareness and drive real sales is undeniable. Creators are launching businesses, scaling brands, and turning product moments into viral movements—often overnight.
If you’re ready to tap into that kind of momentum, partnering with an expert agency is the smartest move. A top influencer agency like House of Marketers makes it easy—handling influencer sourcing, campaign strategy, and creative execution, so you can stay focused on growing your brand. So get in touch with an expert member of the team today.
House of Marketers (HOM) is a leading TikTok Marketing Agency. Our global agency was built by early TikTok Employees & TikTok Partners, which gives us the insider knowledge to help leading brands, like Redbull, Playtika, Badoo, and HelloFresh win on TikTok. Want us to convert more of Gen Z and Millennials with TikTok? Get in touch with our friendly team, here.