Top 100 SEO Companies in California

AlchemyLeads is a digital marketing agency headquartered in Calabasas, Calif. They have an additional location in Middletown, Del. Since 2017, their team of about 5 has provided SEO, PPC, and content marketing services. Their clients are typically small businesses and midmarket firms in the e-commerce, automotive, and healthcare and medical industries.  

ATAK Interactive is a full-service agency located in Los Angeles. The agency was founded in 2007 and employs a team of 17 staff members. ATAK Interactive provides web development, digital strategy, marketing strategy, content marketing, and graphic design services primarily to small businesses. 

SevenAtoms is a digital marketing agency in San Francisco, CA. The team of fewer than 10 employees, offers content marketing, pay-per-click (PPC) advertising, SEO, social media, and email marketing to B2B clients. Founded in 2012, SevenAtoms is HubSpot certified and a Google Partner, making them a great resource for companies who use those platforms.

E. Curtis Designs is a web development company founded in 2002 and located in Sacramento, Calif. With a team of fewer than 10 employees, they offer web development, SEO, social media marketing, web design, and graphic design services. Their clientele includes small businesses in the business services, financial services, and health care and medical industries.

Mazeless Enterprise SEO is an SEO agency based in La Crescenta, Calif. with no more than 10 professionals. They have provided SEO and content marketing solutions since their founding in 2019. They work with clients in the industries of legal and business services.

Digital strategy company Hylink Digital was established in 1994. The midsize team offers digital strategy, mobile app development, mobile & app marketing, search engine optimization, and more. The firm is headquartered in Santa Monica, California and Kowloon, Hong Kong.

Marketing Maven is a full-service marketing and communications agency with offices in Los Angeles, CA and New York, NY. Founded in 2009, Marketing Maven is recognized for its expertise in brand strategy, social media, media relations, event marketing, SEO, and tradeshow support. With a background in direct response public relations, Marketing Maven uses state-of-the-art metrics to measure clients’ marketing reach and provide competitive analysis. With an intimate team of fewer than 30 employees, Marketing Maven combines public relations, social media, and SEO.

UNINCORPORATED is a design and branding agency based in Alhambra, Calif. Founded in 2003, this company has 27 employees. Services offered by UNINCORPORATED include advertising, graphic design, and marketing strategy.

Hounder is a digital design and development company based in Redlands, Calif. Founded in 2016, the team of 3 specializes in web development, web design, and custom software development. 

Nomad SEO, a SEO company, is located in San Diego, California. The small team offers search engine optimization and was launched in 2017.

SEO services firm LIVID Digital Strategy Agency is based in San Diego, California and Canggu, Indonesia. The small team specializes in search engine optimization, digital strategy, and social media marketing. The agency was launched in 2018.

ECF Marketing is a small SEO company. Founded in 2009, the team focuses on search engine optimization, web design, conversion optimization, and pay per click. The agency is headquartered in Cerritos, California.

Founded in 2015, Big Bang Marketing is located in Woodland Hils, Calif. With about 10 employees, they provide SEO, PPC, and social media marketing services for midmarket and small businesses.

Web Reputation Builders is a boutique web design, web development, SEO and online reputation management firm based in San Diego. Founded in 2009, the small team of five employees provides specialized SEO and web design services.

LookinLA is a Los Angeles based online marketing agency. They were founded in 2017 and have a team of 4 employees. They specialize in content marketing, digit strategy and SEO. 

Post Modern Marketing is a marketing and web design company based in Sacramento, CA, with offices in San Diego, California, that was established in 2010. Their team of 11 employees offers web design, web development, and SEO services.

JourneyEngine Inc is an SEO agency based in Los Angeles. Their team of more than 10 provides content marketing, digital strategy, and SEO solutions for clients in the fields of business services, advertising, and education.

Marketing Wind is an SEO and link-building outreach company with locations in Newark and San Jose, Calif. Founded in 2015 and with about 5 employees, provide SEO, content marketing, and digital strategy to small-scale clients across an array of industries, including business services, consumer products, healthcare, and more.

Act Bold Media Group is a full-service digital marketing agency based in Santa Monica, California. With approximately 10 employees, they primarily assist clients with web development, SEO, and PPC. The client valued Act Bold Media's proactive attitude, commitment to staying on budget, and ability to customize their services.

Digital marketing agency Digitopia was founded in 2004. With headquarters in Carlsbad, Calif., they have a team of 11. They specialize in digital strategy, content marketing, and conversion optimization. 

The web design and SEO company Small Biz Web Design Studio was founded in 2009 in Los Angeles. The 10-person team works with small businesses to provide custom web design and development solutions, particularly in WordPress.

The Ad Firm is an online marketing agency located in Carlsbad, Calif. Founded in 2008, the team of nearly 10 provides SEO, PPC, email marketing and web design services, with experience with WordPress, Drupal, and Joomia.

Razorfrog Web Design is a website development shop located in San Francisco, CA. Founded in 2008, Razorfrog's team of nearly 10 people specialize in WordPress web design and maintenance. They also offer logo, print, and graphic design, as well as SEO services. RazorFrog works with clients in the business, real estate, and legal industries. 

Headquartered in Sausalito, Calif., WebSight Design is a web development company with a small team of 13 employees. Founded in 1995, WebSight Design specializes in web development, web design, and e-commerce development.With WebSight Design's assistance, the real estate client's blog traffic has increased 100 percent year over year, and their website traffic typically increases 20 to 25 percent each year.

Smalby, a web design company, was established in 2019. Headquartered in Los Angeles, California and Apex, North Carolina, their small team specializes in web design.

Giant Partners, a direct marketing company, was founded in 2005. They are in Thousand Oaks, California and have a small team. Giant Partners provides direct marketing, search engine optimization, and conversion optimization.

Alaniz is a marketing company based just outside San Francisco in Novato, CA. They were founded in 2008 with the goal of helping businesses navigate the choppy waters of the digital ocean, and today fulfill this ideal with transparency, sound strategy, and marketing expertise. Their team of 11 provide services like advertising, web design, SEO, social media, PR, branding, and content marketing.

310 Creative Inc. is a Santa Monica, Calif.-based marketing agency. Founded in 2003, their team of fewer than 10 offers marketing strategy, web design, digital strategy, and conversion optimization services.

Capitol Tech Solutions is a digital agency in Sacramento, Calif. and Houston. Founded in 2010, they have about 25 employees that serve mostly midmarket and small-business clients in the education, consumer product, and business sectors. Services include digital strategy, SEO, and web design.

Design Pros LA is a branding firm. The West Hollywood, California-based company was established in 2020. The small team provides branding, search engine optimization, web design, logo, and more.