Top 12 YouTube Influencer Marketing Agencies in 2025

The top YouTube influencer marketing agencies are Socially Powerful, Spark House, Moburst, and NeoReach. All of these agencies support brands with influencer selection, creative strategy, campaign management, and regular, transparent reporting.

Socially Powerful works with clients from startups to major global brands and stands out for its performance-based strategy and content creator management. Spark House specializes in affordable and high-impact YouTube influencer marketing campaigns for SMBs (small to medium-sized businesses) and startups, while Moburst provides metrics-based campaigns with detailed ROI (return on investment) tracking for tech and app-focused brands. NeoReach is a YouTube influencer agency known for scaling influencer marketing campaigns through proprietary tech and providing transparent analytics that help brands measure real results.

These YouTube influencer agencies handle every aspect of marketing campaign management which includes defining clear objectives and identifying influencers by tier (nano, micro, macro, and mega) to negotiating contracts, coordinating content production, and tracking performance through analytics dashboards. 

Important factors to consider when you are choosing a YouTube influencer marketing agency include the influencer tiers they work with, the flexibility of their packages, and their track record in your industry. You need to pay attention to how they measure results, check content compliance, and scale influencer marketing campaigns to meet your goals, while keeping costs aligned with scope and influencer type.

The top 12 YouTube influencer marketing agencies in 2025 are as follows:

1. Socially Powerful
2. SparkHouse
3. Moburst
4. NeoReach
5. Online Optimism
6. ATTN Agency
7. The Influencer Marketing Factory
8. SmartSites
9. Carusele
10. The Goat Agency
11. Vireo Video
12. Obviously

1. Socially Powerful

Socially Powerful is a leading global agency that specializes in YouTube influencer marketing. They design performance-focused campaigns, influencer matchmaking, and content amplification with the right strategies on YouTube and other major social platforms. Socially Powerful serves clients worldwide, with offices in London, New York, Dubai, and Beijing, to offer customized pricing for each project, with no minimum campaign size required.

Socially Powerful has executed YouTube influencer marketing campaigns for established brands and startups including The Body Shop, Tefal, Azzaro, Xiaomi, and Huawei. This marketing agency covers famous online platforms like YouTube, Instagram, TikTok, Twitch, Snapchat, Weibo, and WeChat to offer comprehensive influencer marketing services.

Socially Powerful is ideal for brands looking for better ROI (return on investment), increased engagement, and global reach across industries such as consumer goods, beauty, tech, lifestyle, gaming, and e-commerce.  This YouTube influencer marketing industry is accessible for businesses of all scales due to flexible pricing with no minimum campaign size.

2. Spark House

Spark House is a digital marketing agency specializing in YouTube influencer marketing for small and medium-sized businesses and startups. This marketing agency is based in the UAE but operates globally to work with both emerging businesses and established brands by meeting a broad range of client needs and budgets. They regularly collaborate with leading influencers in various niches to offer services across different sectors like e-commerce, legal, medical, automotive, beauty, and hospitality.

Spark House provides cross-platform campaign management for YouTube, Facebook, Instagram, and Google Ads to optimize each platform’s strengths for delivering targeted marketing campaigns that drive engagement and increase brand awareness. Its YouTube influencer services include influencer identification, creative content collaboration, video ad management, targeting by demographics and interests, and performance tracking. Spark House is best suited for growth-focused brands that are looking for measurable YouTube influencer campaigns.

3. Moburst

Moburst is a mobile-first digital marketing agency known for its data-driven approach to YouTube influencer marketing. They serve both startups and large enterprises across the tech, app, and consumer brand sectors. Moburst operates globally with offices in New York, San Francisco, and Tel Aviv.

Moburst customizes its prices for YouTube influencer marketing to each client’s needs, with no requirement for a minimum campaign size. Its notable clients include Samsung, Uber, Reddit, Calm, and Discovery Network. They offer expert marketing services to deliver measurable results for top brands on YouTube, Instagram, TikTok, Facebook, and other digital channels.

Moburst manages everything from influencer selection and strategic creative briefing to end-to-end campaign management, content repurposing for ads, and comprehensive performance reporting to maintain consistent performance. They are best suited for technology, app, and mobile-focused brands that aim for quantifiable growth and strong performance metrics through YouTube influencer campaigns.

4. NeoReach

NeoReach is an influencer marketing agency that helps brands launch and manage impactful YouTube campaigns using advanced analytics, deep market insights, and proprietary technology. They properly manage YouTube influencer marketing campaigns ranging from small activations to large-scale programs with direct creator access and advanced tools.

NeoReach offers fully managed services that cover everything from strategy and influencer partnerships to compliance and performance reporting. They also have a self-service platform that gives brands direct access to their creator database, analytics tools, and campaign management features.

NeoReach’s notable clients include Sam’s Club, NVIDIA, A&E, USIMS, Byrna, Just Play, Laifen, Clash App, and The History Channel. They cover YouTube, Instagram, TikTok, Facebook, Snapchat, and other major social media platforms to ensure the success of an influencer marketing campaign.

NeoReach handles influencer identification, creative strategy development, contract management, paid media amplification, content licensing, and detailed performance reporting for YouTube influencer marketing.

5. Online Optimism

Online Optimism is a creative digital marketing and design agency that provides YouTube influencer marketing as part of its comprehensive digital strategy services. This marketing agency is based in New Orleans with an additional office in New York and remote staff nationwide to serve clients across the United States and internationally. Online Optimism specializes in influencer and advertising campaigns that combine researched data with creative strategy and perfect execution to achieve visibility, engagement, and desired results.

Most marketing campaigns range from $2,000 to $125,000 per month, in the $5,000 to $35,000 range, with additional ad spend costs for paid campaigns. Contracts are usually for six or twelve months with opt-out clauses for new clients.

Online Optimism’s YouTube influencer marketing services include influencer identification and outreach, campaign strategy, content collaboration, video production, ad management, analytics tracking, and full progress reporting.

Online Optimism is ideal for businesses and organizations across healthcare, CPG, hospitality, education, professional services, nonprofit, e-commerce, and technology sectors that need management, tailored strategies, and measurable results from expert marketing professionals.

6. ATTN Agency

ATTN Agency is a performance and growth-oriented marketing agency that specializes in detailed YouTube influencer and advertising strategies for scalable and profitable brand growth. This marketing agency is known for combining creative execution with performance-based methods to provide measurable results, without requiring long-term contracts. ATTN Agency provides marketing solutions for brands that are looking for fast and sustainable digital expansion with teams based in the United States and serving clients globally.

ATTN Agency provides end-to-end influencer and ad management services, from creative concepting and video production (including YouTube Shorts) to audience testing, campaign optimization, and influencer partnerships. They specialize in helping fast-growing e-commerce, DTC (direct-to-consumer), and consumer product brands achieve better ROI (return on investment) and customer engagement through YouTube influencer marketing. ATTN Agency’s clients list includes big names like Bones Coffee, Suavecito, Goose Creek, Midnight Hour, and Strike Gently.

7. The Influencer Marketing Factory

The Influencer Marketing Factory is a global influencer marketing agency that specializes in ROI (return on investment) driven YouTube and social media marketing campaigns. This agency is headquartered in New York and Miami, with team members based in Berlin, Madrid, Dallas, Washington, D.C., and London to support international clients worldwide.

The Influencer Marketing Factory’s services are accessible to businesses of all sizes because their prices vary according to the YouTube marketing campaign and brand requirements. Their clients include Discovery+, Snapchat, Chips Ahoy!, and UnitedHealth Group. This YouTube influencer marketing agency has vast experience in entertainment, food and beverage, technology, and healthcare sectors with online platforms like YouTube, TikTok, Instagram, Twitch, Lemon8, and RedNote.

The Influencer Marketing Factory’s YouTube influencer marketing services include campaign strategy, influencer identification, content creator vetting, audience research, creative direction, video production, ad management, legal contracting, and detailed analytics. It is perfect for brands that want to increase their reach and engagement with ROI-focused influencer marketing in tech, CPG, entertainment, healthcare, and e-commerce sectors.

8. SmartSites

SmartSites is a full-service digital marketing agency, founded in 2011 by Alex and Michael Melen, with its headquarters in Paramus, New Jersey. This marketing agency has earned over 1,000 five-star reviews and serves both U.S. and global clients in home services, medical, legal, automotive, retail, and B2B sectors.

SmartSites provides customized YouTube influencer marketing campaigns that include strategy development, influencer selection, video collaboration, and analytics. This marketing agency is perfect for both startups and large enterprises because of its custom pricing for each project with no minimum campaign size. SmartSites also covers all major social and digital platforms, including YouTube, Facebook, Instagram, Twitter, LinkedIn, and TikTok, to improve customer engagement and increase sales. 

YouTube influencer marketing services of SmartSites include influencer identification, content production, campaign management, channel optimization, and performance tracking. These marketing solutions are designed to increase brand awareness, drive viewer engagement, and generate conversions for the brands.

9. Carusele

Carusele is a US-based influencer marketing agency that is known for providing measurable marketing results for consumer brands and retailers. This marketing agency specializes in transparent, real-time YouTube influencer campaign optimization with guaranteed outcomes such as sales lift, e-commerce conversions, web traffic, and high viewable impressions.

Carusele works with both large and mid-sized brands and offers pricing according to the marketing package with customizable support based on campaign scale and client needs. Their notable clients include Revlon, Jared The Galleria of Jewelry, Tyson Tastemakers, and Vera Bradley.

Carusele offers full YouTube influencer marketing campaign management starting with influencer selection through its proprietary qStack™ rating system and continuing with content assignments, performance tracking, and ongoing optimization powered by the Content Performance Index™. Carusele is best suited for consumer, retail, beauty, and lifestyle brands looking for reliable and authentic YouTube influencer marketing.

10. The Goat Agency

The Goat Agency is a global YouTube influencer marketing agency popular for running large-scale influencer marketing campaigns that combine video content generation with researched strategies for measurable growth on YouTube. This YouTube influencer marketing agency is headquartered in London and New York, with 650 specialists operating across 37 markets worldwide. Its proprietary IBEX analytics platform helps optimize YouTube influencer marketing campaigns in real time and provides brands with detailed and transparent reporting.

The Goat Agency also runs marketing campaigns on Instagram, TikTok, and other platforms to make sure influencer content drives performance across both organic and paid media. Its clients include big names like Heineken, World of Warcraft, NIVEA, Kraken Rum, Persil, and Odeon.

The Goat Agency plans and manages every stage of a YouTube influencer marketing campaign, including identifying the right creators, guiding content production, distributing videos at scale, and tracking performance to maintain campaign progress. This YouTube influencer marketing agency is best for consumer goods, gaming, entertainment, retail, and lifestyle brands that want scalable YouTube influencer marketing backed by human expertise and proprietary technology.

11. Vireo Video

Vireo Video is a YouTube Certified Google Partner marketing agency based in Vancouver, Canada that focuses exclusively on YouTube influencer marketing and advertising for business and creator-led brands. This YouTube influencer marketing agency specializes in channel strategy, video optimization, full content production, and YouTube ad campaign management to increase YouTube discoverability, engagement, and conversions.

Notable clients of Vireo Video include Sounds True Publishing, Indow Window, Trifecta Rehab, Eckhart Tolle, Nordstrom Talent, Macinhome, and The Real Truth About Health, with past campaigns demonstrating large gains in subscribers, video views, and channel growth. Vireo Video provides its services solely on YouTube in comprehensive channel audits, keyword research, thumbnail and channel branding, video production, ad strategy, campaign management, and detailed analytics reporting. Vireo Video is ideal for companies and creators looking to grow on YouTube with effective audience engagement strategies and measurable results.

12. Obviously

Obviously is a global influencer marketing agency based in the United States that runs YouTube campaigns for both Fortune 500 companies and fast-growing brands. This YouTube influencer marketing agency builds exclusive creator networks for each client instead of a one-size-fits-all approach, and manages campaigns that can involve a handful of key voices or scale to tens of thousands of influencers. A proprietary dashboard gives clients real-time visibility into influencer marketing campaign performance and makes reporting clear and actionable.

Obviously has managed more than 150,000 collaborations, delivered five billion organic impressions, and produced more than 425,000 pieces of unique content over the years. This YouTube influencer marketing agency also supports long-term ambassador programs in addition to single short-term campaigns.

Obviously handles everything in the YouTube influencer marketing, from campaign strategy and creator selection to video production, product tutorials, unboxing videos, and performance tracking on YouTube. Their clients span a wide range of industries such as automotive, beauty, gaming, food and beverage, healthcare, retail, and technology. Obviously is a good option for brands that need scalable YouTube campaigns with clear and long-lasting results.

What Are YouTube Influencer Marketing Agencies?

YouTube influencer marketing agencies are influencer marketing agencies that connect brands with YouTube content creators to reach the target audience and increase brand awareness by creating, managing, and optimizing influencer campaigns.

They work by identifying suitable YouTube influencers for a brand’s specific goals and managing the entire outreach and negotiation process, which includes content strategy, campaign execution, and in-depth performance analytics and reporting. These YouTube influencer marketing agencies create effective collaboration between brands and influencers, manage influencer agreements, establish compliance with industry standards, coordinate video production, and use new approaches to maximize ROI (return on investment) and brand exposure on YouTube.

The importance of YouTube influencer marketing agencies is that they efficiently handle the complex marketing campaigns, provide brand safety, and drive authentic engagement through experienced content creators. These agencies help brands reach highly engaged viewers, improve their brand voice, and achieve measurable results by using their expertise, industry connections, and technology.

How to Choose the Right YouTube Influencer Marketing Agency?

To choose the right YouTube influencer marketing agency, follow the steps mentioned below.

1. Check Proven Results: Check if the agency has proven results in your industry and understands your audience and content style.
2. YouTube Focus: Confirm the agency covers YouTube specifically, and assess their expertise with other relevant platforms for cross-channel synergy.
3. Confirm Agency’s Authenticity: Investigate the agency’s roster, look for access to authentic, high-performing creators aligned with your brand values.
4. Check Previous Results: Request case studies and review previous client campaigns for measurable ROI (return on investment) and campaign outcomes similar to your needs.
5. Analyze Agency’s Services: Compare whether the agency offers end-to-end services, including strategy, creator matchmaking, campaign management, and analytics.
6. Ensure Communication Transparency: Confirm if the agency provides regular, detailed performance reports and clear communication throughout the campaign.
7. Ask for a Clear Quote: Request a clear, customized quote based on your budget and scope, and confirm there are no hidden fees or rigid minimums.
8. Confirm Agency’s Protection Measures: Ask about influencer vetting, content compliance, and brand protection measures to avoid reputational or regulatory risks.
9. Review Agency’s Collaboration Style: Evaluate the agency’s communication style, responsiveness, and willingness to collaborate as an extension of your in-house team.

How Much Does It Cost to Hire a YouTube Influencer Marketing Agency?

It costs around $2,000 to $20,000 per video to hire a YouTube influencer marketing agency, depending on factors like the influencer’s audience size, production complexity, and campaign objectives. A YouTube influencer marketing agency’s fee can range from $10,000 to $500,000 or more for larger brands or for comprehensive campaigns that involve multiple videos or long-term partnerships.

The regular costs of YouTube influencer marketing agencies usually cover influencer selection, content planning, campaign strategy, and reporting, so your budget should align with campaign goals and target audience reach.

How Do YouTube Influencer Marketing Agencies Select Influencers?

YouTube influencer marketing agencies select influencers by analyzing their audience demographics, engagement rates, content quality, and brand alignment through both AI tools and manual research. Agencies prioritize influencers whose content and audience values closely match a brand’s target market for authentic connections and effective marketing campaigns. They assess metrics like engagement rates, audience location and age, and content relevance to identify creators who can provide genuine influence and measurable results for the brand.

What Results Can a YouTube Influencer Marketing Agency Provide?

A YouTube influencer marketing agency can provide measurable results such as increased impressions, more video views, high engagement rates (likes, comments, shares), improved click-through rates, and maximized conversions. These agencies help brands reach their target audiences more effectively by managing YouTube influencer campaigns and tracking performance at every stage of the process.

Common outcomes of hiring a YouTube influencer agency include higher brand awareness, stronger audience trust, more website traffic, and an increase in leads or sales.

Can Small Businesses Afford YouTube Influencer Agencies?

Yes, small businesses can afford YouTube influencer agencies because many YouTube agencies offer the best services within flexible pricing models. They help small businesses to launch micro or niche-level campaigns within limited budgets to get real results without requiring high investment.

Are YouTube Influencer Agencies Expensive?

Yes, YouTube influencer agencies are expensive and cost more than other platforms because YouTube content takes more work to produce, reaches larger audiences, and requires more technical expertise.

The total cost of a YouTube influencer marketing agency depends on the campaign budget, platforms involved, influencer type (nano, micro, macro, or mega), and the level of service provided.