Top 100 SEO Companies in California

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Top 100 SEO Companies in California

The Best of October 2024

Looking for a top SEO firm in California?

Compare top-performing SEO agencies to see which may be the best fit for your business goals. Whether you're seeking to improve your ranking in search engine results pages, boost website traffic, or show up in local search results, investing in SEO is important for business growth. 

Jump to Most Reviewed Companies

List of the Best California SEO Firms

  • 661
    (0 Reviews)

    Not yet reviewed.

    • Undisclosed
    • 10 - 49 employees
    • Anaheim, CA
    Dental Office Website is a web design company based in Anaheim, California. Their services include Web Design and Search Engine Optimization.
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  • 662
    (0 Reviews)

    Not yet reviewed.

    • Undisclosed
    • 10 - 49 employees
    • Los Angeles, CA
    Mahalo Consulting is a pay per click agency. Their small team is headquartered in Los Angeles, California. Their services include Pay Per Click and Search Engine Optimization.
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  • 663
    (0 Reviews)

    Not yet reviewed.

    • $5,000+
    • 10 - 49 employees
    • San Marino, CA
    Illumina Creative, a SEO agency, is headquartered in San Marino, California. The team offers Search Engine Optimization and Web Design.
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    Industries

  • 664
    (0 Reviews)

    Not yet reviewed.

    • $1,000+
    • 10 - 49 employees
    • Los Angeles, CA
    Web Design and Development Company USA & India - SAMTAA Software is a web design agency. Founded in 2013, their team provides Web Design and Web Development.
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    Industries

  • 665
    (0 Reviews)

    Not yet reviewed.

    • $1,000+
    • 10 - 49 employees
    • San Diego, CA
    WeSEOExperts is a SEO agency established in 2012. Headquartered in San Diego, California, the team focuses on Search Engine Optimization and Content Marketing.
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  • 666
    (0 Reviews)

    Not yet reviewed.

    • $1,000+
    • 10 - 49 employees
    • Los Angeles, CA
    SEO agency Digi Aesthetics is headquartered in Los Angeles, California. Founded in 2007, the team offers Search Engine Optimization and Social Media Marketing.
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  • 667
    (0 Reviews)

    Not yet reviewed.

    • $1,000+
    • 10 - 49 employees
    • Los Angeles, CA
    Justdigilab is a small SEO services firm. Established in 2020, the team focuses on Search Engine Optimization and Pay Per Click.
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    Industries

  • 668
    (0 Reviews)

    Not yet reviewed.

    • Undisclosed
    • 10 - 49 employees
    • Escondido, CA
    Launched in 2003, 1st Class Writing is a small Escondido, California-based Content Writing Services company. Their team specializes in Content Writing Services and Content Marketing.
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    Industries

  • 669
    (0 Reviews)

    Not yet reviewed.

    • $1,000+
    • 10 - 49 employees
    • Los Angeles, CA
    Cheront is a Los Angeles, California-based web design agency. They focus on Web Design and Web Development.
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  • 670
    (0 Reviews)

    Not yet reviewed.

    • Undisclosed
    • 10 - 49 employees
    • San Diego, CA
    Straight Up Growth = Amazon is a PPC agency. Founded in 2019, their team focuses on Pay Per Click and Search Engine Optimization.
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    Industries

  • 671
    (0 Reviews)

    Not yet reviewed.

    • Undisclosed
    • 10 - 49 employees
    • San Ramon, CA
    SEO services firm MJ Dispensary Marketing is based in San Ramon, California. Their services include Search Engine Optimization and Pay Per Click.
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    Industries

  • 672
    (0 Reviews)

    Not yet reviewed.

    • Undisclosed
    • 10 - 49 employees
    • Los Angeles, CA
    Bananas Marketing Agency is a SEO company. Established in 2019, their team focuses on Search Engine Optimization and Pay Per Click.
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  • 673
    (0 Reviews)

    Not yet reviewed.

    • $1,000+
    • 50 - 249 employees
    • San Diego, CA
    SOCi, an Advertising company, was launched in 2012. The firm offers Advertising and Social Media Marketing.
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  • 674
    (0 Reviews)

    Not yet reviewed.

    • $10,000+
    • 50 - 249 employees
    • Los Angeles, CA
    Media Trovert is a midsize Los Angeles, California-based PPC agency. The team offers Pay Per Click and Search Engine Optimization.
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  • 675
    (0 Reviews)

    Not yet reviewed.

    • Undisclosed
    • 50 - 249 employees
    • Upland, CA
    Inent Inc is a SEO company founded in 2010. The team offers Search Engine Optimization and IT staff augmentation.
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  • 676
    (0 Reviews)

    Not yet reviewed.

    • Undisclosed
    • 50 - 249 employees
    • Pasadena, CA
    Fox Dealer is an Advertising company. They were founded in 2013, and their services include Advertising and Email Marketing.
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  • 677
    (0 Reviews)

    Not yet reviewed.

    • Undisclosed
    • 50 - 249 employees
    • Redwood City, CA
    Pierry Inc., A Wunderman Thompson Company, a CRM consulting and SI company, provides CRM consulting and SI and Email Marketing. The agency is based in Redwood City, California.
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  • 678
    (1 Reviews) 1.0
    • Timeliness

      1.0
    • Service Excellence

      1.0
    • Value

      1.0
    • Would Recommend

      1.0
    • Undisclosed
    • 50 - 249 employees
    • Fremont, CA

    EZdia Inc. Is an artificial intelligence development company in Fremont, California. The midsize team offers Artificial Intelligence, content marketing, e-commerce development, and search engine optimization. The company was launched in 2010.

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  • 679
    (0 Reviews)

    Not yet reviewed.

    • Undisclosed
    • 50 - 249 employees
    • Roseville, CA
    Kukui Corporation is an Advertising company. The agency is based in Roseville, California. Their services include Advertising and Conversion Optimization.
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  • 680
    (0 Reviews)

    Not yet reviewed.

    • $1,000+
    • 50 - 249 employees
    • San Jose, CA
    Startup company counsel, a SEO services firm, was founded in 2014. They specializes in Search Engine Optimization and Social Media Marketing.
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  • 681
    (2 Reviews) 0.5
    • Timeliness

      0.5
    • Service Excellence

      0.5
    • Value

      0.5
    • Would Recommend

      0.5
    • $25,000+
    • 50 - 249 employees
    • Los Angeles, CA

    Indigo Web Studios is a Los Angeles, California-based social media marketing agency. The midsize agency was founded in 2016. Their services include social media marketing, search engine optimization, web development, and e-commerce development.

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  • 682
    (0 Reviews)

    Not yet reviewed.

    • Undisclosed
    • 50 - 249 employees
    • Murrieta, CA
    ProSites is a social media marketing firm. Launched in 2003, the company is located in Murrieta, California. Their services include Social Media Marketing and Search Engine Optimization.
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  • 683
    (0 Reviews)

    Not yet reviewed.

    • $10,000+
    • 50 - 249 employees
    • Manhattan Beach, CA
    Daniel H. Cole is an Advertising company. They provide Advertising and Digital Strategy and are based in Manhattan Beach, California.
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  • 684
    (0 Reviews)

    Not yet reviewed.

    • Undisclosed
    • 50 - 249 employees
    • Roseville, CA
    BlastX Consulting is a SEO services firm. The Roseville, California-based company was launched in 1999. Their team specializes in Search Engine Optimization and UX/UI Design.
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  • 685
    (0 Reviews)

    Not yet reviewed.

    • Undisclosed
    • 50 - 249 employees
    • Los Angeles, CA
    AdMedia is an Advertising company. The midsize Los Angeles, California-based team provides Advertising and Social Media Marketing. The company was launched in 1998.
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  • 686
    (0 Reviews)

    Not yet reviewed.

    • Undisclosed
    • Freelancer employees
    • Oakland, CA
    Paul Andre is a SEO company. They focus on Search Engine Optimization and Pay Per Click and were launched in 2023. The firm is located in Oakland, California.
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  • 687
    (0 Reviews)

    Not yet reviewed.

    • $10,000+
    • 2 - 9 employees
    • Pleasanton, CA
    BOFUlab is a Pleasanton, California-based PPC company. The team provides Pay Per Click and Search Engine Optimization.
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    Clients

    • Corel

    Industries

  • 688
    (0 Reviews)

    Not yet reviewed.

    • $10,000+
    • 50 - 249 employees
    • Berkeley, CA
    SEO company First Page Sage was founded in 2009. The team provides Search Engine Optimization and Content Marketing.
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    Clients

    • Cadence

    Industries

  • 689
    (2 Reviews) 5.0
    • Timeliness

      5.0
    • Service Excellence

      5.0
    • Value

      5.0
    • Would Recommend

      5.0
    • Undisclosed
    • 50 - 249 employees
    • Culver City, CA

    Direct Agents is a New York, New York-based market research company. The midsize agency was established in 2003. Their services include market research, business consulting, marketing strategy, content marketing, and more.

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    Industries

  • 690
    (0 Reviews)

    Not yet reviewed.

    • Undisclosed
    • 10 - 49 employees
    • Los Angeles, CA
    Conversion Optimization company Conversion Giant is based in Los Angeles, California and Greenwood Village, Colorado. They offer Conversion Optimization and Digital Strategy and were founded in 2008.
    Read More

    Industries

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