DesignRush industry experts determined the top-performing Amazon marketing agencies in California helping brands receive higher traffic to product pages and increase profitability. You can use our handy tool to filter companies by client reviews, team size and average cost of services and choose the best partner for your brand.

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 × Amazon Marketing × Home & Garden × $1,000 - $10,000 ×Clear Filters
  • Olifant Digital

    VerifiedVerified by the DesignRush team for authenticity and credibility.

    Full-Service Amazon Agency for PPC, SEO & Account Management

    Olifant Digital runs Amazon PPC, listing optimization, A+ content, and brand protection alongside DTC growth on Meta and Google, using its in-house AI platform to drive over 100 million dollars in annual client revenue as one of the top Amazon marketing agencies, based in Santa Monica, California...

    Top Services:

    • PPC
    • SEO
    • Digital Marketing
    • Email Marketing
    • CRO
    • Show more
    Location
    Santa Monica, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    3 Projects Listed

    Olifant Digital Services

    • PPC
    • SEO
    • Digital Marketing
    • Email Marketing
    • CRO
    • eCommerce
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Ekster
    • Wedge Guys
    • Balanced Tiger
    • Elite Jumps
    • MatchaBar
    • Bullstrap
    • Beauty by Earth
    • HakaLife
    • Spade to Fork
    • OneRoot
    Data sourced from the agency's DesignRush profile
  • Intero Digital

    VerifiedVerified by the DesignRush team for authenticity and credibility.

    #1 Rated Digital Marketing Agency in the US

    Among full-service Amazon marketing agencies, Intero Digital runs Amazon SEO, Ads, DSP, Seller Central, and Vendor Central management alongside broader SEO, GEO, and paid media services for over 13,000 clients across every major industry, based in Colorado Springs, Colorado...

    Top Services:

    • Digital Marketing
    • SEO
    • PPC
    • Content Marketing
    • Social Media Marketing
    • Show more
    Location
    San Diego, California
    Number of Employees
    250 - 499
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    21 Projects Listed

    Intero Digital Services

    • Digital Marketing
    • SEO
    • PPC
    • Content Marketing
    • Social Media Marketing
    • Web Design
    • Email Marketing
    • Video Marketing
    • CRO
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Gaiam
    • Jaguar
    • Ace Hardware
    • Don Julio
    • 100% Chiropractic
    • Current
    • University of Colorado
    • Christy Sports
    • Learning RX
    • Land Rover
    Data sourced from the agency's DesignRush profile

    Intero Digital Reviews & Testimonials

    • Dan Murphy
      Dan Murphy Owner at M4 Ranch Group
      5.0★

      Digital Marketing Review from Dan Murphy

      Working with Intero Digital has brought a new dimension to our business. We are in a HIGHLY competitive field. Of the nationwide companies in our field, we are in the top 5 and climbing. Intero Digital is [a] significant part of that success. [The] bottom line is every marketing dollar counts. Our dollars spent with Intero Digital are now a priority. (Verified via email)

    • Julie Gonzalez
      Julie Gonzalez Executive Assistant at Revolution Tea
      5.0★

      Digital Marketing Review from Julie Gonzalez

      Our working relationship with the team at Intero Digital is easily one of our favorites! Not only does the team collaborate on ideas to grow our online presence and increase revenue, but they also do it in a way that makes sense for us and makes us excited!

    • Madison Lee
      Madison Lee Marketing Specialist at Isotec Security
      5.0★

      SEO Review from Madison Lee

      These people are effective, creative, and responsive. Would absolutely recommend.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Dedicated Account Managers Focused On Your Growth

    Prime Seller Strategies is a full service Amazon agency has helped brands increase sales by 32 % in 120 days, decrease ACOS by 26 % in 90 days, and gain an 18-point rise in detail-page conversion rates...

    Top Services:

    • PPC
    • CRO
    • SEO
    • Digital Marketing
    • Advertising
    • Show more
    Location
    Carlsbad, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $79/hr
    Minimal Budget
    $1,000 - $10,000
  • Video Advertising Growth Partners

    AD.JUST is a Los Angeles and San Diego video production agency with 10+ years delivering high-impact content for eCommerce brands, Kickstarter campaigns, corporate events, and global entertainment clients...

    Top Services:

    • Video Production
    • Creative Services
    • Social Media Marketing
    • Content Marketing
    • Video Marketing
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $149/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    3 Projects Listed
  • Growth Goals. It's Kinda Our Thing.

    Kreativa Group is a Miami & Los Angeles based, boutique growth marketing and creative agency specializing in transformative growth for our clients. As your growth partner, your goals are our goals, were obsessed with your success!...

    Top Services:

    • Digital Marketing
    • PPC
    • SEO
    • Social Media Marketing
    • CRO
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    3 Projects Listed
  • Building Stronger Brands with Smarter Marketing

    Softline Solutions is a performance-focused digital marketing agency with offices in La Crescenta (Los Angeles), California, and West Palm Beach, Florida. They offer a full suite of services including SEO, paid search, social advertising, inbound marketing, programmatic and franchise marketing designed to...

    Top Services:

    • Advertising
    • SEO
    • Digital Marketing
    • eCommerce
    • PPC
    • Show more
    Location
    La Crescenta-Montrose, California
    Number of Employees
    Under 49
    Minimal Budget
    $1,000 - $10,000
  • Your eStore handyman.

    QeRetail is a group of enthusiastic Software Developers, Web Designers, and Digital Marketers. We provide eCommerce website design and development in addition to eCommerce search engine optimization services. The experience of Ecommerce Design & Development of over 3000+ eStores has also helped us engage you...

    Top Services:

    • eCommerce Development
    • Package Design
    • Product Design
    • PPC
    • Email Marketing
    • Show more
    Location
    Woodland, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $28/hr
    Minimal Budget
    $1,000 - $10,000
  • Paid media built for profitable eCommerce growth

    Strat88 is a senior-led paid media agency for eCommerce brands. We manage Meta, Google, TikTok, CTV and Amazon advertising, plus CRO, email and SMS, and fractional CMO leadership. Every account is run on business outcomes like MER, CAC and contribution margin, not platform-reported ROAS. Clients work directly...

    Top Services:

    • PPC
    • Social Media Marketing
    • eCommerce
    • Media Buying
    • CRO
    • Show more
    Location
    Anaheim, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $1,000 - $10,000

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
131,575+
2

Portfolio Review

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

Applicants rejected
48%
3

Ongoing Audit

We monitor listings regularly; outdated agencies are removed.

Agencies verified
8

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

See how rankings and monetization work.