Influencer Marketing Agencies

Following its January 2026 merger with Mirror Mirror to form the ONE group, Ykone sits inside a €150M integrated platform spanning influencer strategy, talent representation (BOLD), proprietary technology (Campaygn), in-house production (Oddly), and creative production. 450+ employees across 24 offices in 14 markets. The edge sits in the integration. Five capabilities that competitors rent from partners are housed under one P&L, with a data layer covering 44 million creator profiles across 120+ countries. Clients include Chanel, Hermès, Kering, Prada, LVMH brands, BMW Group, Formula One, the NBA, and the major Gulf and US tourism authorities. 35,000+ campaigns delivered since 2010, 115,000+ contracted creators in 2025, and five consecutive Influencer Marketing Agency of the Year wins.

Founded and based in London, Billion Dollar Boy is an influencer marketing agency with a team of 201 to 500 people, running campaigns across influencer sourcing, paid social amplification, content production, and full-funnel creator strategy. The agency works across fashion, beauty, food and beverage, automotive, and luxury goods, with clients including PepsiCo, Nespresso, Bobbi Brown, BMW, and Dolce & Gabbana. Campaign results on record include a PepsiCo snack range activation where 123 influencers generated 54M impressions and a 79% purchase intent increase per a Nielsen Brand Effect study, and a Nespresso World Explorations campaign where six global influencers reached 9.5M people, with the Tokyo film becoming the brand's most-viewed content piece to date. The agency won Gold for Global Influencer Marketing Agency of the Year at the 2025 Global Influencer Marketing Awards, along with Gold for Best Influencer Marketing Platform or Technology and Creator Collaboration of the Year at the same event.

Based in New York and operating across global markets, Whalar runs full-funnel creator campaigns spanning influencer sourcing, content production, UGC amplification, and TikTok ad content, backed by measurement and data analytics. The agency works with clients including IKEA, Activision, NFL, Clé de Peau Beauté, J2O, Uber, and Diageo, with recurring work across gaming, beauty, food and beverage, and sports. Campaign results on record include IKEA's 'Build the Flatpack' TikTok activation, which reached 50 million people and generated 248.3 million views and 41,000 user remixes across 16 markets, and a Clé de Peau Beauté TikTok debut featuring Martha Stewart that drew 78 million views and beat beauty category brand lift benchmarks by 222%. A Nielsen study attributed a $2.41 ROI to Whalar campaigns. The agency has taken multiple Shorty Awards gold since 2023, including wins in Sports, Copywriting, and Product Feature Video categories.

Formed in 2022 through dentsu's global creative consolidation, Dentsu Creative operates across more than 145 countries with a team of over 5,000 people. The agency runs full-funnel influencer and creator campaigns spanning TikTok content, paid social amplification, brand ambassadorship, and data-driven measurement, often integrating those workstreams with broader media and content production. Clients include Crayola, IKEA, Nutter Butter, Foot Locker, Klarna, Heineken, Novo Nordisk, Oreo, and Burger King, with recurring work across food and beverage, retail, tech, and consumer packaged goods. Crayola's Campaign for Creativity generated over 6 billion impressions and 4.1 million TikTok impressions alone, while a KPN campaign built around Dutch pop star MEAU achieved 14 million organic views, 8 million Spotify streams, and a 236% uplift in brand conversations. The agency collected five Cannes Lions across 2023 to 2025, including a 2025 Gold in the Breakthrough on a Budget category.

Founded in 2014 and headquartered in New York, Viral Nation is a full-service influencer and social marketing agency with a team of 201 to 500 people. The agency runs full-funnel creator campaigns, paid media, content production, and experiential activations, and also operates a talent representation arm. Clients span gaming, beauty, food and beverage, retail, and tech, and include Microsoft, Walmart, e.l.f. Cosmetics, MGM Resorts International, The Coca-Cola Company, Activision Blizzard, and Disney. Campaign results on record include e.l.f. selling 50,000 units of its Marriage Material Lip Duo in 10 hours via a TikTok Shop activation with Mikayla Nogueira, Walmart's Roblox metaverse launch generating 66M impressions and a 30-point brand lift increase, and a Call of Duty League ambassador program that grew subscriptions 32% year over year. The agency has taken home Gold at the 2023 and 2025 Shorty Awards, along with Silver at the 2024 Global Influencer Marketing Awards for best brand engagement campaign.

Founded in 2013 and based in New York, Collectively is part of the Brandtech Group and runs full-funnel influencer programs spanning strategy, creator sourcing, contracts, paid social, and measurement. The agency has contracted more than 7,500 creators across 1,700-plus campaigns and maintains a pre-vetted network of 25,000 partners. Clients include Nike, Dove, Salesforce, Delta Air Lines, Armani Beauty, Sephora, Converse, and Intuit QuickBooks, with recurring work across beauty, technology, B2B, and consumer goods. A Sensodyne Clinical White launch with 23 creators hit 670K impressions at a 6.57% engagement rate, 31% above benchmark, while a year-long Seventh Generation program with 67 creators reached 21.1M impressions and a comment relevancy rate of 20.63% against a 12% benchmark. Collectively took Gold at the 2025 Global Influencer Marketing Awards in both B2B influencer marketing and most effective micro-influencer strategy, and was named to Adweek's Fastest Growing Agencies list in 2025.

Founded and headquartered in London, Monks is a large-scale digital marketing and production agency with a team of more than 5,000 people, offering influencer marketing, social media, content production, and full-funnel creator campaigns across global markets. The agency's work spans brand ambassadorships, experiential activations, and real-time cultural moments, with case studies covering clients including Heinz, Netflix, BMW, Johnson & Johnson, and HelloFresh. A campaign for Heinz Mustard, built around Kendrick Lamar's viral Grammy moment and music producer Mustard, generated 1.1 billion earned media impressions, 3 million social engagements, and a 138% lift over social benchmarks. A HelloFresh influencer program featuring Davina McCall and 15 UK creators produced 461 posts and 5.5 million impressions, with creators averaging double their contracted content. The agency took a 2025 Silver at the Global Influencer Marketing Awards for best retail and e-commerce campaign, and works across food and beverage, entertainment, automotive, health, and gaming sectors.

Founded in Stockholm in 2014, Cure Media is a creator marketing agency with a team of 51 to 200 people that has run more than 100,000 influencer collaborations since launch. The agency covers strategy, influencer sourcing, and campaign activation, with particular depth in fashion, beauty, and lifestyle, though its client roster extends to insurance, public sector recruitment, and food brands. Clients include L'Oreal, Sephora, H&M, Kappahl, Glossybox, Skincity, and Wolt, among others. In a 2022 campaign, Skincity shifted budget from TV and native advertising into influencer marketing and achieved a 40% sales increase; Moderna Försäkringar reported measurable traffic and sales lifts following each influencer publication in a pregnancy insurance campaign. The agency has received recognition at the Global Influencer Marketing Awards, winning Gold for Best Sport, Wellness and Fitness Campaign and Bronze for Most Creative Campaign in 2025, alongside a 2024 finalist nomination for Best Influencer Marketing Platform.