Top 100 YouTube Influencer Marketing Agencies in California
The Best of December 2025Looking for a top YouTube influencer marketing company in California?
YouTube marketing influencer companies serve as vital intermediaries between businesses and the most viral content creators out there. Strategic influencer identification, campaign management, and audience engagement analytics services make these marketing agencies core to driving visibility and engagement. By partnering with YouTube marketing influencer companies, businesses can access influencers' authentic voice and reach to effectively promote their products or services, expand their audience reach, and achieve marketing objectives.
To assist you in your search for a partner, we’ve compiled this list of the top Youtube influencer marketing firms in California. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best California YouTube Influencer Marketing Companies
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1$5,000+250 - 999 employeesSan Diego, CARead More
Founded in 2012, Power Digital is a social media marketing agency. They are based in San Diego, California; New York, New York and Arlington, Virginia and have a midsize team. Their services include Social Media Marketing, Search Engine Optimization, Pay Per Click, Advertising, and more.
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TOMSIndustries
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2$1,000+10 - 49 employeesLos Angeles, CASurge Marketing is a social media marketing company launched in 2015. Their small team is located in Los Angeles, California. The company specializes in Social Media Marketing, Search Engine Optimization, and Pay Per Click.Read More
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Dr. SchulzeIndustries
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3$5,000+50 - 249 employeesCosta Mesa, CARead More
Bastion Agency is a Costa Mesa, California-based pay per click agency. The midsize team focuses on Pay Per Click, Public Relations, Market Research, Social Media Marketing, and more and was founded in 2008.
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IFG World BLOOM FRESH Kayco AvalaraIndustries
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4$5,000+10 - 49 employeesSan Francisco, CABurst Digital is a social media marketing agency founded in 2018. Their small team is located in London, England; New York, New York and San Francisco, California. The company offers Social Media Marketing, Web Design, Branding, Search Engine Optimization, and more.Read More
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Vivienne Westwood - The Vivienne Foundation Artisan AI Cogency Global Moonbeam Car WashIndustries
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5$10,000+10 - 49 employeesRedondo Beach, CABLND PR is a PR agency. The small Redondo Beach, California-based company was established in 2014. Their team offers Public Relations, Social Media Marketing, Branding, Media Planning & Buying, and more.Read More
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6$5,000+10 - 49 employeesLos Angeles, CATop Growth Marketing INC is an Email Marketing company established in 2012. Their small team is headquartered in Los Angeles, California. The firm offers Email Marketing, Pay Per Click, Ecommerce Marketing, Digital Strategy, and more.Read More
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AppSumoIndustries
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7$10,000+1,000 - 9,999 employeesSan Diego, CAMedia planning & buying company Tinuiti was founded in 2004. The company offers Media Planning & Buying, Advertising, Social Media Marketing, Pay Per Click, and more and has a large team.Read More
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Tommy BahamaIndustries
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8$5,000+10 - 49 employeesSan Francisco, CARead More
Gumas is a full-service marketing agency based in San Francisco. The agency, founded in 1984, is a team of less than 20 who provide, among others, marketing strategy, advertising, and graphic design services to a variety of companies.
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Lira ClinicalIndustries
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9$5,000+50 - 249 employeesBurlingame, CARead More
Midsize pay per click company Linear, is located in Sandy, Utah; Burlingame, California and Vernon Hills, Illinois. Launched in 2013, the team offers Pay Per Click, Social Media Marketing, and Conversion Optimization.
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Ordermark Domino's Klar BetabrandIndustries
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10$5,000+2 - 9 employeesSan Francisco, CARead More
Evolve Media is a small video production agency established in 2007. Their services include Video Production, Marketing Strategy, Event Marketing, Social Media Marketing, and more. The company is headquartered in San Francisco, California; New York, New York and Los Angeles, California.
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11$5,000+10 - 49 employeesLos Angeles, CARead More
Social media marketing agency Thought Catalog Agency is headquartered in Los Angeles, California and Brooklyn, New York. The small agency was launched in 2010. Their services include Social Media Marketing, Content Marketing, Search Engine Optimization, Digital Strategy, and more.
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12$5,000+50 - 249 employeesLos Angeles, CARead More
Rossman Media is a social media marketing firm launched in 2016. They are located in Lake Oswego, Oregon; Los Angeles, California and San Diego, California and have a small team. The company offers social media marketing.
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13$50,000+10 - 49 employeesMill Valley, CAE29 Marketing is a Marketing Strategy company launched in 2017. They are located in Mill Valley, California and Mill Valley, California and have a small team. Their services include Marketing Strategy, Advertising, Digital Strategy, Social Media Marketing, and more.Read More
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14$50,000+10 - 49 employeesSan Francisco, CARead More
CSTMR is a SEO company. Their small team is headquartered in Bee Cave, Texas and San Francisco, California. The agency provides Search Engine Optimization, Pay Per Click, Web Design, Advertising, and more. The agency was founded in 2014.
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CreditKarmaIndustries
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15$25,000+50 - 249 employeesPalo Alto, CAXpedition Media is a midsize Event Management company. Founded in 2016, the company is in Los Angeles, California; San Fransisco, California; New York, New York and Palo Alto, California. Their team focuses on Event Management, Social Media Marketing, Video Production, Advertising, and more.Read More
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Google, Airbnb, YouTube, Amazon, Matilleon,Industries
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16$5,000+10 - 49 employeesIrvine, CARead More
Mattered, an Email Marketing company, was launched in 2021. The small Irvine, California-based team offers Email Marketing, SMS Marketing, Social Media Marketing, Web Design, and more.
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Yeti LSU Byte BurtonIndustries
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17$25,000+10 - 49 employeesSan Francisco, CARead More
Most Likely To is an advertising agency from San Francisco. It was founded in 2017 and now has a team of 6 that works on advertising, branding, digital strategy, media planning & buying, content marketing, and video production for companies of varying sizes.
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Click TherapeuticsIndustries
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18$1,000+2 - 9 employeesEl Segundo, CARead More
NYMO & Co. Is an Affiliate Marketing company. They specialize in Affiliate Marketing, Social Media Marketing, and Public Relations and were founded in 2017. The agency is headquartered in El Segundo, California.
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smitheyIndustries
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19$25,000+10 - 49 employeesSan Diego, CABig Day the Agency is an Advertising company established in 2021. They are in San Diego, California and have a small team. Their services include Advertising, Branding, Social Media Marketing, Email Marketing, and more.Read More
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Royal Caribbean InternationalIndustries
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20$1,000+10 - 49 employeesLafayette, CARead More
10 Plus Brand, Inc., an advertising company, was established in 2011. Their small team is located in Lafayette, California. The company focuses on advertising, branding, logo, video production, and more.
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21$5,000+10 - 49 employeesLos Angeles, CASLT Consulting is a New York, New York-based SEO agency. The firm offers Search Engine Optimization, Social Media Marketing, Pay Per Click, Web Design, and more and is small.The firm was established in 2018.Read More
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Peloton Cortica Dear Flor Love LizzyIndustries
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22$5,000+2 - 9 employeesBurbank, CARead More
Elevate My Brand(EMB), founded in 2010, works with B2B and B2C businesses using strategies that help the client achieve advertising and marketing goals. With a focus on event marketing, digital strategy, and social media marketing, a team of 9 at EMB works with clients in the business, IT, social media, and healthcare spaces.
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FacebookIndustries
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23$1,000+2 - 9 employeesLos Angeles, CARead More
Unreal Video Production is a small video production company established in 2019. Their services include video production and marketing strategy. The agency is headquartered in Los Angeles, California.
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24$10,000+10 - 49 employeesRedondo Beach, CARead More
Bob Gold & Associates is a public relations, marketing, and communications agency headquartered in Redondo Beach, Calif. that specializes in PR, marketing strategy, and content marketing. Founded in 1997, the agency works with clients across industries such as arts, entertainment, and music, telecommunications, and information technology. Bob Gold & Associates is comprised of 15 employees.
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AdvocadoIndustries
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25Undisclosed2 - 9 employeesOakland, CARead More
Artsy Geek is a boutique web and marketing agency headquartered in Oakland, California with another office in Seattle. The team specializes in integrated marketing, web development, graphic design, internet marketing and social media. Comprised of less than 10 employees, Artsy Geek is a team of skilled designers, marketers, and coders. Founded in 2011, it collaborates with clients to build and grow their brand identities for a strengthened online presence.
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Fistula FoundationIndustries
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26$5,000+2 - 9 employeesAnaheim, CARead More
Headquartered in Anaheim, California and Anaheim, California, Search Engine Projects is a SEO company. The small firm was founded in 2004. Their services include Search Engine Optimization, Pay Per Click, Social Media Marketing, and Digital Strategy.
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Law Firm MarketingIndustries
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27$1,000+250 - 999 employeesValencia, CALaunched in 2001, Scorpion is a midsize SEO services firm. Their team specializes in Search Engine Optimization, Pay Per Click, Web Design, Branding, and more. The agency is based in Valencia, California; Draper, Utah and Addison, Texas.Read More
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28$1,000+2 - 9 employeesSan Jose, CARead More
SocialSellinator is a digital advertising agency that was founded in 2018 and is headquartered in San Jose, Calif. The company is made up of less than 10 employees and specializes in social media marketing, content marketing, and graphic design.
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ON24Industries
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29$10,000+250 - 999 employeesEl Segundo, CARead More
This California-based company specializes in customer acquisition and digital marketing. The 250+ team is ever-growing and passionate about delivering digital campaigns that their clients can be proud of.
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VerizonIndustries
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30$5,000+50 - 249 employeesMonterey Park, CARead More
SLIQUE Media is a midsize social media marketing company. Launched in 2012, the team focuses on Social Media Marketing, Marketing Strategy, and Digital Strategy. The firm is in Monterey Park, California.
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