Top 100 Search Marketing Agencies in California
The Best of December 2025Looking for a top search engine marketing consultant in California?
SEM is a valuable way to promote your service and grow your business.
To assist you in your search for a partner, we’ve compiled this list of the top search marketing agencies in California. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
>List of the Best California Search Engine Marketing Consultants
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1$1,000+50 - 249 employeesCosta Mesa, CARead More
Based in Costa Mesa, California; Raleigh, North Carolina and Austin, Texas, KlientBoost is a pay per click agency. Launched in 2015, the midsize team offers Pay Per Click, Advertising, Social Media Marketing, Conversion Optimization, and more.
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BloombergIndustries
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2$10,000+250 - 999 employeesSan Diego, CAIgnite Visibility is a midsize SEO agency established in 2013. Their team focuses on Search Engine Optimization, Pay Per Click, Web Design, Social Media Marketing, and more. The agency is in San Diego, California; Orlando, Florida and Orlando, Florida.Read More
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Tony Robbins Wawanesa The General Insurance ExperianIndustries
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3$1,000+50 - 249 employeesLos Angeles, CARead More
HawkSEM is a pay per click company. Launched in 2006, the midsize agency is based in Los Angeles, California. Their services include Pay Per Click, Search Engine Optimization, and Social Media Marketing.
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Microsoft Honda DataDog NikeIndustries
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4$1,000+50 - 249 employeesLos Angeles, CARead More
Launched in 2009, Coalition Technologies is a SEO company. Their midsize team is based in Los Angeles, California; Seattle, Washington and Austin, Texas. Their team specializes in Search Engine Optimization, Pay Per Click, Web Design, and Web Development.
Clients
PayPalIndustries
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5$1,000+10 - 49 employeesSan Diego, CANextLeft is a SEO services firm. The San Diego, California-based agency was launched in 2015. The small team offers Search Engine Optimization, Content Marketing, and Pay Per Click.Read More
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Hallmark Inc.Industries
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6$1,000+50 - 249 employeesSan Diego, CARead More
Titan Growth is a marketing and advertising firm based in San Diego, Calif. and founded in 2004. Titan Growth's team of about 45 employees primarily offers digital strategy services, although it also offers search engine optimization and pay per click services.
Clients
MizunoIndustries
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7$5,000+250 - 999 employeesSan Diego, CARead More
Founded in 2012, Power Digital is a social media marketing agency. They are based in San Diego, California; New York, New York and Arlington, Virginia and have a midsize team. Their services include Social Media Marketing, Search Engine Optimization, Pay Per Click, Advertising, and more.
Clients
TOMSIndustries
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8$1,000+50 - 249 employeesSan Diego, CARead More
Radd Interactive is a technical SEO and PPC agency based in San Diego. This company was founded in 2012 and has 50 employees. Services provided by Radd Interactive are exclusively focused on SEO and PPC.
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Medterra -
9$5,000+50 - 249 employeesLos Angeles, CARead More
Launched in 2015, Hennessey Digital is a midsize SEO company. Their services include search engine optimization, pay per click, ux/ui design, content marketing, and more. The company is in Los Angeles, California.
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John Foy & AssociatesIndustries
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10$5,000+10 - 49 employeesIrvine, CARead More
Digital marketing agency Window To Recovery is headquartered in Costa Mesa, Calif. Since 2017, their small team of 2 has been specializing in digital strategy, SEO, web design, advertising, and more.
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Spencer Recovery CentersIndustries
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11$1,000+10 - 49 employeesSan Francisco, CARead More
Jives Media is a SEO company. The small San Francisco, California-based agency was launched in 2012. Their team specializes in Search Engine Optimization, Pay Per Click, Advertising, Branding, and more.
Clients
OracleIndustries
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12$1,000+250 - 999 employeesAnaheim, CASEO services firm Digital Web Solutions was founded in 2005. The midsize team focuses on search engine optimization, pay per click, web development, and content writing services. The company is based in Newark, Delaware.Read More
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13$1,000+10 - 49 employeesLos Angeles, CALawRank is a small SEO agency. Launched in 2014, the firm is in Los Angeles, California and New York, New York. Their services include Search Engine Optimization, Advertising, Pay Per Click, and Web Design.Read More
Clients
Lorenz & LorenzIndustries
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14$1,000+10 - 49 employeesCarlsbad, CASEO services firm SEO Inc. Was launched in 1997. Their small team is based in Carlsbad, California and Mt. Juliet, Tennessee. Their services include Search Engine Optimization and Pay Per Click.Read More
Clients
PG&E CorporationIndustries
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15$5,000+10 - 49 employeesIrvine, CARead More
Flying V Group, founded in 2016, is a digital marketing company headquartered in Irvine, Calif. The company’s team of 7 employees provide content marketing, PPC, SEO, social media marketing, and web design services to mid-market, small, and enterprise businesses. The businesses they serve are in a variety of industries including the advertising & marketing, business services, and financial services industries.
Clients
American AirlinesIndustries
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16Undisclosed10 - 49 employeesSimi Valley, CARead More
Bruce Clay, Inc. is a digital marketing agency headquartered in Simi Valley, CA, with additional offices in Switzerland, India, and Japan. The agency and its 85+ employees have experience with social media marketing, PPC, and SEO.
Clients
Pitney Bowes -
17$1,000+50 - 249 employeesSan Diego, CARead More
SEO company iLawyerMarketing was founded in 2006. Based in San Diego, California, their midsize team specializes in search engine optimization, pay per click, and web design.
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18$1,000+10 - 49 employeesSan Francisco, CARead More
Search Nurture is a full-stack digital marketing agency headquartered in Oakland, California. Founded in 2017, their team of approximately 17 employees serves clients of all sizes, primarily in the business services and retail sectors. Their specialties are SEO, PPC, and digital advertising.
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JergensIndustries
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19$5,000+50 - 249 employeesLos Angeles, CARead More
GR0 is a digital marketing agency founded in 2020 in Los Angeles with over 10 employees. They provide SEO solutions to various clients.
Clients
Advantage Rent A CarIndustries
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20$1,000+10 - 49 employeesLos Angeles, CASurge Marketing is a social media marketing company launched in 2015. Their small team is located in Los Angeles, California. The company specializes in Social Media Marketing, Search Engine Optimization, and Pay Per Click.Read More
Clients
Dr. SchulzeIndustries
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21$50,000+10 - 49 employeesSan Francisco, CARead More
RSO Consulting is a small pay per click agency in San Francisco, California. They specialize in Pay Per Click, Search Engine Optimization, Social Media Marketing, Conversion Optimization, and more and were founded in 2006.
Clients
Adobe Alsco Uniforms ADLINK Technology Inc. La Scuola International SchoolIndustries
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22$1,000+250 - 999 employeesValencia, CALaunched in 2001, Scorpion is a midsize SEO services firm. Their team specializes in Search Engine Optimization, Pay Per Click, Web Design, Branding, and more. The agency is based in Valencia, California; Draper, Utah and Addison, Texas.Read More
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23$1,000+10 - 49 employeesLos Angeles, CARead More
Bliss Drive is a digital marketing company based in Los Angeles with a secondary office in Irvine, Calif. Bliss Drive was founded in 2007 and now features a team of about a dozen employees providing SEO, PPC, web design, digital strategy, and conversion optimization services.
Clients
Smart Bean IncIndustries
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24$1,000+2 - 9 employeesManhattan Beach, CARead More
eMaximize is a digital marketing agency based in Manhattan Beach, Calif. With fewer than 10 employees, the agency has specialized in SEO, social media marketing, branding, and more since 2008. They primarily serve small to mid-sized businesses alike in the hospitality, consumer products, and healthcare fields.
Clients
Peninsula General InsuranceIndustries
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25$5,000+10 - 49 employeesWest Hollywood, CAElk Marketing is a Marketing Strategy company located in West Hollywood, California. The small agency was founded in 2016. Their team focuses on Marketing Strategy, Search Engine Optimization, Pay Per Click, and Social Media Marketing.Read More
Clients
Arc'TeryxIndustries
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26$5,000+2 - 9 employeesAnaheim, CARead More
Headquartered in Anaheim, California and Anaheim, California, Search Engine Projects is a SEO company. The small firm was founded in 2004. Their services include Search Engine Optimization, Pay Per Click, Social Media Marketing, and Digital Strategy.
Clients
Law Firm MarketingIndustries
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27$10,000+10 - 49 employeesLos Angeles, CASingle Grain, a SEO agency, is in Los Angeles, California and San Francisco, California. The small agency was founded in 2009. Their services include Search Engine Optimization, Pay Per Click, Conversion Optimization, and Digital Strategy.Read More
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Uber -
28$5,000+10 - 49 employeesSan Diego, CARead More
Inseev Interactive is a marketing firm located in San Diego, Calif. and founded in 2013. The firm has about 50 employees. Inseev Interactive specializes in search engine optimization, but also offers pay-per-click services. Many of the firm's clients are midmarket businesses in consumer products industries.
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29$10,000+10 - 49 employeesSan Diego, CALocated in San Diego, California, WISE Digital Partners is a SEO company. The small team provides Search Engine Optimization, Pay Per Click, Web Design, Web Development, and more and was established in 2016.Read More
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30$1,000+2 - 9 employeesSan Jose, CARead More
Founded in 2011, Spectrum Group Online is a digital marketing agency that prides itself on transparency and effective strategies. Based in San Francisco, its 8 person team provides SEO, PPC, web design, social media, and content marketing solutions to their small business customers.
Clients
United Way Bay AreaIndustries
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