Looking for an advertising agency in California to drive local brand awareness and sales? We’ve evaluated hundreds of agency profiles, customer reviews, and success stories to create this list of leading agencies. Explore our directory and narrow your search by hourly rate, minimum budget, team size, and other criteria.

Our Verified Agencies
are Trusted by Top Brands:
  • Nestle
  • Amazon
  • Mercedes Benz
  • Apple
  • Henkel

Organic rankings are determined by five factors: top services, reviews, portfolio, awards/press, and team expertise. Sponsored listings pay for a placement that appears above organic positions. Sponsorship does not affect star ratings or review content - read more on our methodology page.

United States × California × Education ×Clear Filters
  • A full-service marketing agency obsessed with results

    MassMedia is an independent, fully-integrated, marketing, advertising, and public relations agency founded in 1997 with offices in Las Vegas, Phoenix, and Orange County. For nearly three decades, MassMedia has helped organizations unlock transformative growth by pairing data-driven strategy with award-winning...

    Top Services:

    • Digital Strategy
    • Media Buying
    • Public Relations
    • Social Media Marketing
    • Creative Services
    • Show more
    Location
    Aliso Viejo, California
    Number of Employees
    Under 49
    Minimal Budget
    $1,000 - $10,000
  • Delivering Impactful Digital Marketing Services That Achieve Measurable Results.

    Redhawk Marketing has expertise in digital marketing services and strategies solutions with over 20 years of experience to ensure SMBs have the marketing tools and know-how to grow their business...

    Top Services:

    • PPC
    • Digital Marketing
    • Email Marketing
    • SEO
    • Social Media Marketing
    • Show more
    Location
    Santa Rosa, California
    Number of Employees
    Under 49
  • Your Agency Of Record Growth

    Simplicity Media connects high-reach channels with digital conversion. The Irvine agency plans and manages TV and CTV, radio, podcast, Hispanic media, paid search, paid social, and programmatic campaigns, supported by landing pages, creative production, attribution, and continuous optimization for...

    Top Services:

    • Creative Services
    • Video Production
    • Audio Production
    • CRO
    • Media Buying
    • Show more
    Location
    Irvine, California
    Number of Employees
    Under 49
  • iCode49 Technolabs Pvt. Ltd. is an AI and digital transformation company delivering AI agents, intelligent automation, custom software, mobile and web applications, and emerging technology solutions. We help businesses modernize operations, solve complex challenges, & build scalable digital products...

    Top Services:

    • Mobile App Development
    • Software Development
    • Web Development
    • WordPress Website Design
    • eCommerce Development
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    3 Projects Listed

Why companies trust DesignRush

Every agency is independently vetted before it can be listed or ranked

1

Identity Check

We verify businesses and reviewer LinkedIn profiles for integrity.

Agencies vetted
129,437+
2

Portfolio Review

We review agency work, case studies, and results to confirm skill.

Applicants rejected
47%
3

Ongoing Audit

We monitor listings regularly; outdated agencies are removed.

Agencies verified
54

Some agencies pay for sponsored placement, clearly labeled and held to the same vetting standards.

See how rankings and monetization work.