Top Influencer Marketing Agencies in the USA in 2025

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‍Here’s the list of the top influencer marketing agencies in the USA in 2025:

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1. Socially Powerful

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Socially Powerful is a global influencer marketing agency with a strong social media presence. The agency focuses on connecting brands with culture through innovative strategies and tools such as the AI powered influencer discovery platform Aria.

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Content on Socially Powerful channels features behind the scenes vlogs, campaign insights, and industry discussions that appeal to marketing professionals and aspiring entrepreneurs. With a commitment to transparency, the team shares the realities of agency life while generating significant revenue and employing a diverse team of experts.

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Socially Powerful continues to expand its global footprint, opening offices in Dubai, Los Angeles, and Shanghai to serve a growing roster of Fortune 500 partnerships. A proprietary data funnel feeds real time social listening into Aria, enabling rapid campaign optimisation and measurable lifts in ROI. Recent wins include a TikTok shopping activation that generated an eight figure sales surge for a sportswear client and a Weibo takeover that trended at number one in China. This momentum positions Socially Powerful as the go to authority for brands committed to authentic cultural relevance.

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Top Customers: Ulta Beauty, Tefal

Employee Count: 50 – 200

Starting Budget: ≥ $1K

Year Founded: 2017

Niches Served: IG, TikTok, YouTube; performance-based campaigns with guarantees

Office Location: LA, New York, Dubai, China

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2. SmartSites

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SmartSites is a leading digital marketing agency specializing in SEO, PPC, web design, and social media marketing. With more than 1,000 five star reviews, SmartSites focuses on delivering measurable growth for businesses of all sizes.

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SmartSites' social media presence highlights industry events, partnerships, and client success stories, showcasing deep expertise in digital strategies. Recognition as a Google Premier Partner, together with multiple awards for web design excellence, underscores a firm commitment to innovation and client satisfaction.

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SmartSites combines data driven SEO, high impact PPC campaigns, and award winning web design to craft cohesive brand experiences that convert visitors into customers. The agency leverages advanced analytics, in house development expertise, and close collaboration with clients to refine every campaign for maximum ROI. Continuous optimization, transparent reporting, and proactive strategy sessions position SmartSites as a trusted partner for sustainable, measurable online growth.

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Top Customers: Vodafone, TransUnion, and Dealer.com

Employee Count: 250–999

Starting Budget: ≥ $1K

Year Founded: 2011

Niches Served: Social media + influencer campaigns; broad digital services

Office Location: Paramus, NJ

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3. The Shelf

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The Shelf is a data driven influencer marketing agency recognized for innovative campaigns, having been featured in the INC 5000 list as one of America’s fastest growing private companies.

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The agency’s social media presence emphasizes influencer marketing trends, best practices, and the impact of social media on buyer behavior. Collaborations with notable brands such as Pepsi and eos showcase a diverse range of content that highlights successful influencer partnerships and marketing strategies.

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Beyond campaign execution, The Shelf invests in data science and creative strategy to forecast engagement patterns and maximize influencer ROI. Brand partners gain transparent performance dashboards, audience sentiment analyses, and evergreen case studies that reveal clear links between content narratives and measurable sales lift.

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Top Customers: The Honest Company, KISS

Employee Count: 50–249

Starting Budget: ≥ $100K

Year Founded: 2012

Niches Served: Influencer ads via IG, TikTok; high‑budget deliverables

Office Location: Atlanta, GA

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4. Moburst

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Moburst is a mobile first, full service digital agency committed to empowering brands to secure growth and category leadership. By combining strategic insight with creative execution, the agency positions clients for sustained success in competitive markets.

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Moburst’s social media spotlights vibrant team culture, innovative marketing tactics, and standout case studies that highlight collaboration and ingenuity. The agency champions app store optimization, AI powered creatives, and media buying that is firmly performance focused, converting data into actionable growth worldwide. Accolades from Clutch, App Growth Summit, and the Mobile Marketing Association validate measurable impact across diverse industries.

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Ongoing thought leadership on LinkedIn and an insightful podcast unpack emerging trends for marketers seeking practical guidance. Through a seamless fusion of strategy, creativity, and analytics, the agency consistently propels partners to leading positions within crucial app store categories.

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Top Customers: Samsung, Uber, Discovery

Employee Count: 10–49

Starting Budget: ≥ $25K

Year Founded: 2013

Niches Served: Mobile- and app-focused influencer strategies

Office Location: New York, NY

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5. HireInfluence

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HireInfluence is an award-winning influencer marketing agency recognized for innovative campaigns that connect brands with audiences through authentic storytelling. The agency focuses on leveraging social media trends, cultural moments, and emotional marketing to create impactful influencer partnerships.

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Content themes include brand strategy, consumer engagement, and representation in advertising, showcasing a diverse range of clients and campaigns that resonate with modern consumers.

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HireInfluence strengthens its authority through detailed case studies, expert whitepapers, and conference presentations that illuminate influencer marketing best practices. Each resource combines data-driven insights with vivid storytelling to demonstrate measurable lifts in consumer engagement and brand equity. Marketers visiting the platform gain actionable frameworks for campaign planning, budget allocation, and creator selection, reinforcing the agency’s role as a trusted guide within the creator economy.

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Top Customers: MTV campaign: 16M impressions

Employee Count: 10–49

Starting Budget: ≥ $75K

Year Founded: 2011

Niches Served: Multi-platform campaigns (Insta, TikTok)

Office Location: The Woodlands, TX

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6. Ubiquitous

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Ubiquitous is a leading influencer marketing company focused on revolutionizing the Creator Economy. The social media presence emphasizes data driven strategies, showcasing successful campaigns and influencer partnerships.

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The feed highlights an innovative creator app that simplifies content management for influencers. Posts feature insights on brand affinity, the importance of storytelling in marketing, and the role of influencers in advocacy. Ubiquitous actively engages with the audience through informative content and success stories, positioning the agency as a key player in influencer marketing.

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The agency reinforces credibility by sharing transparent performance snapshots. Marketers receive instant views of ROI, engagement lift, and campaign metrics, enabling quick optimisation. Webinars and whitepapers explore cross platform strategy and emerging creator trends, deepening trust with brands and creators alike.

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Top Customers: Disney, Netflix, Amazon

Employee Count: 10–49

Starting Budget: ≥ $25K

Year Founded: 2021

Niches Served: Focused on IG influencer ads

Office Location: Chattanooga, TN

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7. Front Row

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Ubiquitous is a leading influencer marketing company focused on revolutionizing the Creator Economy. Its social media presence emphasizes data driven strategies, showcasing successful campaigns and influencer partnerships.

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Ubiquitous highlights its innovative Creator App, which simplifies content management for influencers. Posts feature insights on brand affinity, the importance of storytelling in marketing, and the role of influencers in advocacy. The company actively engages with its audience through informative content and success stories, positioning itself as a key player in influencer marketing.

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The agency reinforces credibility by sharing transparent performance snapshots. Marketers receive instant views of ROI, engagement lift, and campaign metrics, enabling quick optimisation. Webinars and whitepapers explore cross platform strategy and emerging creator trends, deepening trust with brands and creators alike.

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Top Customers: Youth to the People, Unilever

Employee Count: 10–49

Starting Budget: ≥ $1K

Year Founded: 2012

Niches Served: Amazon Marketplace Growth, Brand Strategy & Creative Content, B2B Marketing

Office Location: New York, USA – Hamburg, DE – San Diego, USA – Bratislava, SK – Amsterdam, NL

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8. The Influencer Marketing Factory

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The Influencer Marketing Factory is a global influencer marketing agency specializing in strategic partnerships and content creation. Working with high-profile clients such as META, Google, and Amazon, the agency provides insights into influencer-marketing trends and tools, including its TikTok Statistics Calculator.

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Its social-media presence emphasizes community engagement, diversity, and the importance of long-term partnerships in influencer marketing. The agency also highlights women’s empowerment and the creator economy through various campaigns and collaborations.

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Beyond client campaigns, the agency publishes benchmark reports, hosts a popular newsletter, and runs live webinars that decode emerging social trends. Original case studies reveal measurable lifts in reach and conversion, proving a commitment to transparent results. An expanding community of creators gathers around these resources, turning the firm into a trusted learning hub for marketers worldwide. Through this content ecosystem, The Influencer Marketing Factory reinforces thought leadership while nurturing a vibrant network of partners.

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Top Customers: Google, Amazon; Hyundai campaign: 1.2M IG impressions, 160K TikTok

Employee Count: 45–100

Starting Budget: ≥ $1K

Year Founded: 2018

Niches Served: TikTok, YouTube, Instagram experts

Office Location: Miami, FL – New York, New York

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9. Sociallyin

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Sociallyin is a dedicated social media agency based in Atlanta, GA, specializing in strategic social marketing. The content focuses on emotional marketing, audience engagement, and innovative advertising strategies across platforms like TikTok and Reddit.

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The agency emphasizes authenticity and creativity in brand storytelling, showcasing expertise through award winning campaigns. The team actively shares insights on social media trends and marketing psychology, positioning itself as a thought leader in the digital marketing space.

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Sociallyin combines data driven insights, real time trend analysis, and creative storytelling to amplify brand conversations and produce measurable ROI. From TikTok challenges that spark viral engagement to Reddit community management that cultivates loyal advocates, the agency delivers end to end strategies anchored in experimentation and continuous optimization.

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Top Customers: Samsung, Nikon, Kayco

Employee Count: 50–249

Starting Budget: ≥ $5K

Year Founded: 2011

Niches Served: Full-service social + influencer

Office Location: Atlanta, GA

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10. The Goat Agency

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The Goat Agency is a leading social first marketing agency specializing in influencer marketing. With a strong presence in London and New York, the agency focuses on innovative strategies that leverage data and social media trends.

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Goat Agency content themes include influencer partnerships, marketing insights, and industry events, showcasing deep expertise in the creator economy. The agency engages audiences through informative posts, podcasts, and vlogs, emphasizing the importance of authenticity and community in marketing.

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Goat Agency continues to push the envelope by pairing data powered insights with creator collaborations that deliver measurable growth for brands. Recent campaigns for global clients such as UEFA, Dell, and NIVEA spotlight a rigorous test and learn approach, transparent reporting, and agile content production. This commitment to real time optimisation cements Goat Agency as a trusted partner for marketers seeking tangible ROI within the fast moving social media landscape.

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Top Customers: Adidas, Samsung, L’Oréal

Employee Count: 10–249

Starting Budget: ≥ $1K

Year Founded: 2015

Niches Served: Multi-platform influencer campaigns

Office Location: New York, Los Angeles

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