Top Influencer Marketing Agencies in California

A3 Artists Agency

A3 Artists Agency is a leading talent and literary agency known for fostering careers and building the personal brands of some of today’s most notable actors, writers, and content creators across a broad spectrum of the media industry.

APA Agency

IAG is one of the largest, diversified and privately owned talent agencies in the industry with offices in Los Angeles, New York, Nashville, and Atlanta.

William Morris Endeavor (WME)

Formed in 1898, WME is the longest-running talent agency. In 2009, William Morris Agency (WMA) merged with Endeavor to become one of the leading entertainment and media companies with an unparalleled list of artists and content creators.

The Gersh Agency

Gersh is one of this country’s leading talent and literary agencies and boasts some of the world’s finest talent. With offices in Beverly Hills and New York, Gersh maintains twelve full-service departments: Talent, Literary, Film Finance, Books, Comedy, Theater, Production.

United Talent

What unites us is an unwavering passion for media and entertainment; for business and the arts. What animates us is the work of shaping talent, building careers, and telling stories. We help our clients move, entertain, inform, and inspire the world.

CESD Talent Agency

CESD Talent Agency is the dominant force in commercial and theatrical talent representation for celebrities, actors, young performers, models and voice-over artists.

ConTesta

Sell more, live better.

5.0(20)

5.0

20 reviews

ConTesta is a performance-driven digital marketing agency helping companies grow through SEO, paid media, branding and high-converting websites. We work with international brands across Europe and the Americas, combining strategic thinking with hands-on execution. Our team specializes in building scalable marketing systems that generate qualified leads and measurable revenue. Our services include SEO strategy, Google Ads and paid social campaigns, conversion-focused website development, and brand positioning. We focus on understanding each client’s business model and market to create marketing that actually drives growth — not just traffic. Clients choose ConTesta for our strategic clarity, transparent communication and ability to execute quickly across multiple markets.