Top 100 eCommerce Marketing Agencies in California
The Best of November 2026Looking for a top eCommerce marketing agency in California?
In the business-to-business (B2B) sector, eCommerce marketing agencies are essential partners for businesses seeking to maximize their online sales and growth potential. By collaborating with eCommerce marketing agencies, businesses can optimize their digital marketing efforts, improve their conversion rates, and achieve sustainable growth in the rapidly evolving eCommerce landscape.
To assist you in your search for a partner, we’ve compiled this list of the top eCommerce marketing companies in California. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best California eCommerce Marketing Services
-
1$5,000+10 - 49 employeesLos Angeles, CATop Growth Marketing INC is an Email Marketing company. They are located in Los Angeles, California and have a small team that provides Email Marketing, Pay Per Click, Ecommerce Marketing, and Social Media Marketing. The company was established in 2012.Read More
Clients
Shopify Playboy MyIntent AppSumoIndustries
-
2$10,000+50 - 249 employeesCulver City, CAAmazon Growth Lab is a PPC company. Their midsize team is based in Culver City, California. The company focuses on Pay Per Click, Digital Strategy, Ecommerce Marketing, Generative AI, and more. The company was established in 2012.Read More
Clients
Home Depot Raybans Gucci MarlowIndustries
-
3$5,000+10 - 49 employeesSanta Rosa, CARead More
The Engine is Red is a full-service digital agency with locations in Santa Rosa, Calif., and Minneapolis. The agency was founded in 2008 and has around 20 employees who specialize in marketing strategy, branding, web design and development, and mobile app development, among other services. It serves clients in the health care, nonprofit, retail, education, energy, and financial industries.
Clients
Rombauer VineyardsIndustries
-
4$1,000+10 - 49 employeesLos Angeles, CARISE DTC is a Los Angeles, California-based Ecommerce Marketing company. The small agency was launched in 2008. Their services include Ecommerce Marketing, Advertising, Performance Marketing, and Pay Per Click.Read More
Clients
Hyatt HotelsIndustries
-
5$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
Clients
Tommy BahamaIndustries
-
6$5,000+10 - 49 employeesWestlake Village, CAIkon Digital Media is an Affiliate Marketing company. They are in Westlake Village, California and have a small team. Their services include Affiliate Marketing, Public Relations, Social Media Marketing, and Ecommerce Marketing.Read More
Clients
True Classic Breeo NEMO Equipment Kent BicyclesIndustries
-
7$5,000+2 - 9 employeesCarlsbad, CATower33 is a small pay per click agency established in 2014. Their services include Pay Per Click, Advertising, Ecommerce Marketing, Conversion Optimization, and more. The agency is based in Carlsbad, California and Lake Oswego, Oregon.Read More
Clients
Islands RestaurantsIndustries
-
8$50,000+10 - 49 employeesSan Diego, CAIn San Diego, California, MMG MarketPage (formerly Myers Media Group) is a small Content Marketing company. Launched in 2007, the team specializes in Content Marketing, Search Engine Optimization, Market Research, Marketing Strategy, and more.Read More
Clients
Expedia (All Global Markets) Staples Advance Auto Parts Air AsiaIndustries
-
9$5,000+10 - 49 employeesSan Francisco, CARead More
Stackmatix is a marketing consulting agency based in San Francisco. Established in 2018, there are two people on the team. Their services include digital strategy, social media marketing, and pay per click advertising.
Clients
Invisible TechnologiesIndustries
-
10$10,000+10 - 49 employeesSan Francisco, CARead More
Iron Creative is a midsized digital agency based in San Francisco. Founded in 2003, their team specializes in content marketing, digital strategy, and web design.
Clients
2K GamesIndustries
-
11$5,000+10 - 49 employeesCarlsbad, CARead More
Digital agency L7 Creative is based in Carlsbad, Calif. with a second office in Boston. Since 2001, their team of 28 has been specializing in branding, advertising, marketing strategy, and more.
Clients
Nutrex HawaiiIndustries
-
12$10,000+2 - 9 employeesSan Diego, CAIn San Diego, California, OCKHAM is a small video production agency. They specialize in Video Production, Broadcast Video, Content Marketing, Ecommerce Marketing, and more and were launched in 2021.Read More
Clients
ManscapedIndustries
-
13$5,000+10 - 49 employeesLos Angeles, CARead More
Advertising company Yourhouse Marketing was launched in 2022. The small Los Angeles, California-based team offers advertising.
Industries
-
14$5,000+2 - 9 employeesWest Hollywood, CARead More
Intensify is a boutique advertising agency in Los Angeles. Founded in 2014, their 1-person team provides web design, social media marketing, digital strategy, marketing strategy, and advertising services. Most clients are small businesses.
Clients
NailbooIndustries
-
15$1,000+10 - 49 employeesSan Diego, CARead More
OPTYO is a branding firm. Established in 2018, the small firm is headquartered in San Diego, California. Their services include branding, social media marketing, affiliate marketing, search engine optimization, and more.
Clients
Hero BarbellIndustries
-
16$1,000+10 - 49 employeesCovina, CARead More
Milyon Digital is a SEO agency founded in 2022. The agency provides search engine optimization, branding, digital strategy, social media marketing, and more and has a small team.
Industries
-
17$1,000+10 - 49 employeesSanta Monica, CAIOI Solutions, a pay per click agency, is based in Santa Monica, California. They focus on Pay Per Click, Search Engine Optimization, Conversion Optimization, Web Design, and more and were launched in 2018.Read More
Clients
105 Packaging Onyx Graphics Pacific Hardwood FlooringIndustries
-
18$1,000+10 - 49 employeesIrvine, CAHeadquartered in Irvine, California, BMO Media is a small Email Marketing company. They specialize in Email Marketing, SMS Marketing, CRM consulting and SI, Digital Strategy, and more and were established in 2020.Read More
-
19$5,000+10 - 49 employeesOakland, CAAdverio - Growth Optimizers is a small PPC company. Located in Oakland, California; Greensboro, North Carolina; Casper, Wyoming and Kolkata, India, the company was established in 2014. Their team offers Pay Per Click, Search Engine Optimization, Advertising, and Ecommerce Marketing.Read More
Clients
Crazy Dog T ShirtsIndustries
-
20$50,000+10 - 49 employeesLos Angeles, CAPerformance Marketing company Lightdrop was founded in 2011. Their small team is headquartered in Los Angeles, California and specializes in Performance Marketing, Advertising, Branding, Marketing Strategy, and more.Read More
Clients
Watch Warehouse Philips Sleep Headphones NETGEAR PITT CookingIndustries
-
21$10,000+2 - 9 employeesWestminster, CAIn , Profit partners is a. The small team specializes in. The company was founded in 2022.Read More
Industries
-
22$1,000+50 - 249 employeesSan Diego, CAEva Commerce is a midsize Advertising company. Founded in 2020, the agency is based in San Diego, California. Their team provides Advertising, E-Commerce Development, Branding, Ecommerce Marketing, and more.Read More
Industries
-
23Undisclosed250 - 999 employeesSan Diego, CATEAM LEWIS, a PR company, is in San Diego, California; Milano, Italy and Chicago, Illinois. The agency offers Public Relations, Digital Strategy, Branding, Social Media Marketing, and more and has a midsize team.The agency was established in 1995.Read More
Industries
-
24$1,000+50 - 249 employeesKentfield, CAGrowMojo is a midsize pay per click company. The Kentfield, California-based firm was established in 2018. Their team provides Pay Per Click, Digital Strategy, Ecommerce Marketing, and Social Media Marketing.Read More
Industries
-
25$5,000+2 - 9 employeesLos Angeles, CAConvertlane, a Conversion Optimization company, was established in 2023. The small Los Angeles, California-based team offers Conversion Optimization, Ecommerce Marketing, Web Design, Advertising, and more.Read More
Industries
-
26$1,000+2 - 9 employeesSan Francisco, CARead More
Launched in 2023, thinker ecommerce is an Ecommerce Marketing company. Their small team is based in San Francisco, California and Miami, Florida. Their team specializes in Ecommerce Marketing, E-Commerce Development, Artificial Intelligence, AI Consulting, and more.
Industries
-
27$1,000+10 - 49 employeesMarina del Rey, CAStructured Agency is an Ecommerce Marketing company. The Marina del Rey, California-based firm was founded in 2018. The small team offers Ecommerce Marketing, Email Marketing, Conversion Optimization, Media Planning & Buying, and more.Read More
Industries
-
28Undisclosed10 - 49 employeesLong Beach, CAEstablished in 2020, Ecom Proficient is a small website development firm located in Long Beach, California. Their services include Web Development, Ecommerce Marketing, and Fulfillment.Read More
-
29$10,000+2 - 9 employeesLos Angeles, CANucleus is a web design company headquartered in Prelog, Croatia and Los Angeles, California. The small team focuses on Web Design, Ecommerce Marketing, Web Development, Search Engine Optimization, and more and was established in 2013.Read More
Industries
-
30Undisclosed10 - 49 employeesLos Angeles, CASmall email marketing company Gambit Digital, is headquartered in. The team provides email marketing.Read More
Industries
Get connected with a company for free
Tell us about your project, and we'll match you with vetted companies that meet your requirements.
Get connected with the right company for you
We'll do the work for you – finding and connecting you with service providers that meet your exact requirements.
Schedule ConsultationMost Reviewed Ecommerce Marketing Agency in California
Check out an Ecommerce Marketing Agency in California with the most new reviews in the past 12 months.
Ecommerce Marketing Agency
California
- 11 2 new reviews
- 12 2 new reviews
- 13 2 new reviews
- 14 2 new reviews
- 15 1 new reviews
