Top SEO Companies in California
-
Featured
What are Featured Providers?
$1,000+$100 - $149 / hr250 - 999Serves CaliforniaServices provided
See all 357 projectsSmartSites is a distinguished SEO and digital marketing agency that specializes in enhancing online visibility and improving website rankings through comprehensive search optimization strategies. The majority of their reviews—approximately 95%—highlight their expertise in SEO services, digital visibility enhancement, and project management, praising their timely communication and significant improvements in website traffic and SERP optimization. Clients consistently commend SmartSites for their professionalism and responsiveness, with particular acclaim for their ability to deliver results-driven SEO and search engine marketing services.
$1,000+$50 - $99 / hr50 - 249Serves CaliforniaServices provided
See all 84 projectsLoopex Digital is an SEO agency specializing in enhancing online visibility through strategic link-building, technical SEO audits, and content optimization. Reviews highlight their effective project management and responsiveness, with 100% of clients praising their professionalism and communication. Approximately 90% of reviews mention significant improvements in search visibility and domain authority, underscoring their expertise in organic search optimization and digital visibility enhancement.
$1,000+$150 - $199 / hr10 - 49Serves CaliforniaServices provided
See all 112 projectsOutpace SEO is a proficient SEO agency offering a comprehensive suite of services, including on-page optimization, technical audits, and local search strategies. Client reviews are overwhelmingly positive, with 100% highlighting their prompt communication and effective project management. Approximately 85% commend their strategic approach to SEO, noting significant improvements in online visibility, website ranking, and organic search optimization since engagement.
$1,000+$50 - $99 / hr50 - 249Serves CaliforniaServices provided
See all 112 projectsFunnel Boost Media is an SEO agency specializing in digital visibility enhancement, offering services like organic search optimization, website SEO services, and SERP optimization. The company is consistently praised for its professionalism, timely delivery, and effective communication, with approximately 100% of reviews highlighting their expertise in managing SEO and PPC campaigns, as well as their proactive project management.
-
$5,000+$100 - $149 / hr2 - 9Oakland, CA
Services provided
MeetGeraldine is a SEO services firm. They offer Search Engine Optimization and Marketing Strategy and are located in Oakland, California and Los Angeles, California.
Read more -
UndisclosedUndisclosed2 - 9Beverly Hills, CA
Services provided
Established in 2013, Barclay Digital is a Business Consulting company. The agency offers Business Consulting and Search Engine Optimization, and is small.
Read more -
Featured
What are Featured Providers?
$5,000+$100 - $149 / hr10 - 49Serves CaliforniaServices provided
See all 8 projectsDigital Commerce Partners is an SEO agency specializing in enhancing digital visibility through organic search optimization and content marketing. Customers consistently praise their effective results, with 100% of reviews noting improvements in website rankings and organic traffic. Reviewers also highlight their exceptional communication and project management skills, making complex SEO strategies accessible and maintaining strong client relationships.
$1,000+$50 - $99 / hr50 - 249Serves CaliforniaServices provided
See all 157 projectsDelante is a distinguished SEO agency offering comprehensive Website SEO Services, including Search Optimization and Digital Visibility Enhancement. They have received overwhelmingly positive feedback, with a 100% satisfaction rate from clients, who consistently commend their proactive project management, strategic SEO expertise, and ability to significantly improve online visibility and website ranking. Reviewers appreciate Delante's reliability and tailored approach, highlighting their seamless communication and commitment to delivering results.
$10,000+$150 - $199 / hr10 - 49Serves CaliforniaServices provided
See all 25 projectsGatorworks is a dynamic digital marketing agency specializing in Search Engine Optimization (SEO), web design, and digital advertising. Across reviews, 100% of clients appreciate their strategic approach to enhancing online visibility and generating leads. Clients commend their efficient project management and team collaboration, with frequent mentions of their exceptional communication and personalized service. No significant areas for improvement were identified, indicating a high level of client satisfaction.
-
UndisclosedUndisclosed2 - 9Los Angeles, CA
Services provided
Quinn Tech Consulting is a Business Consulting company founded in 1999. Headquartered in Los Angeles, California, the team specializes in Business Consulting and Search Engine Optimization.
Read more -
UndisclosedUndisclosed2 - 9Redding, CA
Services provided
Reverse Focus is a small Marketing Strategy company founded in 2007. Their services include Marketing Strategy and CRM consulting and SI.
Read more -
UndisclosedUndisclosed2 - 9Anaheim, CA
Services provided
Anaheim Digital Marketing is a web design company. Their small team is in Anaheim, California. Their services include Web Design and Search Engine Optimization.
Read more -
UndisclosedUndisclosed2 - 9Brentwood, CA
Services provided
Old River Media Group is a Brentwood, California-based SEO agency. The team provides Search Engine Optimization and Content Marketing.
Read more -
UndisclosedUndisclosed2 - 9Huntington Beach, CA
Services provided
Ph-IT Solutions, an IT managed services company, was launched in 2000. Based in Huntington Beach, California, the team specializes in IT managed services and Search Engine Optimization.
Read more -
Featured
What are Featured Providers?
$5,000+$100 - $149 / hr10 - 49Serves CaliforniaServices provided
See all 18 projectsLAB Digital Creative is a dynamic SEO agency specializing in website development and digital visibility enhancement. The company consistently receives positive feedback, with 100% of reviewers praising their responsiveness, project delivery timeliness, and effective communication. Clients particularly appreciate their straightforward fee structure and quick improvements in online visibility, notably in Google Business Profile rankings.
$5,000+$50 - $99 / hr250 - 999Serves CaliforniaServices provided
See all 62 projectsSequence Commerce - The Best Amazon Advertising Agency is recognized for its expertise in Search Engine Marketing and organic search optimization, particularly for Amazon product launches. Reviewers laud their precise, results-driven approach, with 100% positive feedback highlighting significant sales growth and enhanced online visibility. Clients appreciate their exceptional communication and project management, with on-time delivery and a commitment to achieving digital visibility enhancement.
$1,000+$100 - $149 / hr10 - 49Serves CaliforniaServices provided
See all 39 projectsMarketing Link is a proficient SEO agency that excels in enhancing digital visibility through comprehensive search engine optimization and pay-per-click campaigns. With consistently positive feedback from clients, they boast a 100% satisfaction rate, praised for their strategic approach and effective project management. Notably, 70% of reviewers commend their ability to deliver tangible results, such as increased organic traffic and improved website ranking.
-
UndisclosedUndisclosed2 - 9Irvine, CA
Services provided
Essassin Target Marketing is a social media marketing agency. Their team is based in Irvine, California and offers Social Media Marketing and Search Engine Optimization.
Read more -
UndisclosedUndisclosed2 - 9Santa Barbara, CA
Services provided
Web design company Phi Web Studio was launched in 2008. The team focuses on Web Design and Web Development and is headquartered in Santa Barbara, California.
Read more -
Featured
What are Featured Providers?
$1,000+$100 - $149 / hr10 - 49Serves CaliforniaServices provided
See all 9 projectsSites by Sara is a versatile agency specializing in web design, development, and SEO services, enhancing digital visibility for various businesses. The company consistently receives positive feedback, with over 90% of reviewers highlighting their professional and timely project management and effective website SEO services. Clients appreciate their personalized approach and ability to translate needs into compelling online presences.
$1,000+$50 - $99 / hr2 - 9Serves CaliforniaServices provided
Promoguy is an advertising agency specializing in optimizing LinkedIn campaigns and Google Ads. The company is praised for its reliability and proactive project management, consistently delivering on time. With a 100% satisfaction rate, clients commend their ability to launch successful campaigns and resolve pipeline issues effectively.
$25,000+$150 - $199 / hr50 - 249Serves CaliforniaServices provided
See all 4 projectsSpinutech is an SEO and digital marketing agency renowned for its expertise in Search Engine Optimization and digital advertising strategies. The company consistently receives positive feedback, with a strong emphasis on their ability to enhance online visibility and organic search rankings. Approximately 100% of reviewers highlight their professionalism and the seamless integration of their strategies with clients' marketing efforts.
-
UndisclosedUndisclosed2 - 9Los Angeles, CA
Services provided
Global Digital Online is a small Los Angeles, California-based SEO agency. The team specializes in Search Engine Optimization and Web Design.
Read more -
UndisclosedUndisclosed2 - 9San Luis Obispo, CA
Services provided
Dodeca Digital is a Blockchain Marketing company. Located in San Luis Obispo, California, the company offers Blockchain Marketing and Search Engine Optimization.
Read more -
UndisclosedUndisclosed2 - 9San Jose, CA
Services provided
Website SEO Today is a SEO services firm. They are headquartered in San Jose, California and have small team. Their services include Search Engine Optimization and Social Media Marketing.
Read more -
UndisclosedUndisclosed2 - 9Fontana, CA
Services provided
SEO services firm Mobile Giant was founded in 2012. The firm offers Search Engine Optimization and Web Design.
Read more -
UndisclosedUndisclosed2 - 9Fort Bragg, CA
Services provided
Mendo Digital is a small SEO company headquartered in Fort Bragg, California. The team offers Search Engine Optimization and Content Marketing.
Read more -
UndisclosedUndisclosed2 - 9Pleasanton, CA
Services provided
Based in Pleasanton, California, Marketing Advantage Plus is a social media marketing agency. Their services include Social Media Marketing and Search Engine Optimization.
Read more -
$5,000+$300+ / hr2 - 9San Francisco, CA
Services provided
Cheers is a San Francisco, California-based SEO agency. They provide Search Engine Optimization and Marketing Strategy.
Read more -
$1,000+$50 - $99 / hr2 - 9San Diego, CA
Services provided
Launched in 2018, Nexus Multimedia is a public relations company. The team focuses on Public Relations and Search Engine Optimization.
Read more -
$1,000+$150 - $199 / hr2 - 9Bakersfield, CA
Services provided
Wolfpack Marketing, LLC is a SEO company. They were launched in 2026 and provide Search Engine Optimization and Social Media Marketing.
Read more -
Undisclosed$200 - $300 / hr2 - 9San Jose, CA
Services provided
JM Internet Group is a SEO company. They are in San Jose, California, and their services include Search Engine Optimization and Social Media Marketing.
Read more -
$1,000+$100 - $149 / hr2 - 9San Diego, CA
Services provided
Redideo Studio - Creative Agency San Diego, a branding agency, is headquartered in San Diego, California. They specialize in Branding and Video Production.
Read more -
$1,000+$50 - $99 / hr10 - 49El Segundo, CA
Services provided
See all 1 projectsVegaOne - Digital Marketing Agency offers services including WordPress website design, social media marketing, PPC, email marketing, and content marketing. Reviews highlight their expertise in SEO and search optimization, contributing to improved website ranking and online visibility. Clients appreciate their responsiveness and technical proficiency but suggest expanding their team to manage workload effectively.
-
$5,000+$100 - $149 / hr10 - 49El Segundo, CA
Services provided
Highly Relevant is a SEO agency. Founded in 2009, the company is in El Segundo, California. Their services include Search Engine Optimization and Social Media Marketing.
Read more -
$1,000+$25 - $49 / hr10 - 49Beverly Hills, CA
Services provided
Website Growth is a SEO services firm launched in 1995. The firm specializes in Search Engine Optimization and Social Media Marketing.
Read more -
$1,000+$50 - $99 / hr10 - 49Los Angeles, CA
Services provided
NKP Medical is a small PPC company located in Los Angeles, California. The team specializes in Pay Per Click and Search Engine Optimization.
Read more -
UndisclosedUndisclosed10 - 49Culver City, CA
Services provided
Redbird Group is a branding company. Located in Culver City, California, the firm was established in 1996. Their team specializes in Branding and Media Planning & Buying.
Read more -
UndisclosedUndisclosed10 - 49San Diego, CA
Services provided
Reader Digital Agency is an Email Marketing company. Launched in 2014, the agency focuses on Email Marketing and Search Engine Optimization.
Read more -
UndisclosedUndisclosed10 - 49Pasadena, CA
Services provided
Founded in 2015, 711 Media Marketing is an Advertising company. The firm offers Advertising and Content Marketing.
Read more -
$10,000+Undisclosed10 - 49San Francisco, CA
Services provided
Blackbird PPC is a Conversion Optimization company. The team is in San Francisco, California, and their services include Conversion Optimization and Marketing Strategy.
Read more -
UndisclosedUndisclosed10 - 49Roseville, CA
Services provided
Spotlight Marketing is a Marketing Strategy company headquartered in Roseville, California. They provide Marketing Strategy and Pay Per Click and were launched in 2009.
Read more -
UndisclosedUndisclosed10 - 49Salinas, CA
Services provided
Advertising company TMD (The Marketing Department, Inc.) was launched in 1999. The team offers Advertising and Marketing Strategy.
Read more -
UndisclosedUndisclosed10 - 49San Diego, CA
Services provided
Golden Lotus Agency is a Conversion Optimization company in San Diego, California. Founded in 2016, the team specializes in Conversion Optimization and Search Engine Optimization.
Read more -
UndisclosedUndisclosed10 - 49San Anselmo, CA
Services provided
Fuelist Digital is an Email Marketing company. They focus on Email Marketing and Search Engine Optimization and were launched in 2018. The firm is in San Anselmo, California.
Read more -
$1,000+$100 - $149 / hr10 - 49Los Angeles, CA
Services provided
ROCK IMS is a branding firm located in Los Angeles, California. The team offers Branding and Social Media Marketing.
Read more -
UndisclosedUndisclosed10 - 49San Francisco, CA
Services provided
Cube, a SEO agency, is based in San Francisco, California. They focus on Search Engine Optimization and Pay Per Click and were established in 2023.
Read more -
$25,000+$300+ / hr10 - 49Calabasas, CA
Services provided
BidWaves, a social media marketing company, was founded in 2025. The team focuses on Social Media Marketing and Search Engine Optimization and is based in Calabasas, California.
Read more -
$1,000+$25 - $49 / hr10 - 49Santee, CA
Services provided
Gardner Plumbing Inc is a social media marketing agency. The Santee, California-based firm was launched in 2019. Their team specializes in Social Media Marketing and Pay Per Click.
Read more -
$1,000+$150 - $199 / hr10 - 49Alameda, CA
Services provided
RankPivot is a SEO services firm. The team is located in Alameda, California and Gainesville, Florida, and their services include Search Engine Optimization and Digital Strategy.
Read more -
$1,000+$50 - $99 / hr10 - 49San Francisco, CA
Services provided
Doc Digital Solutions is a social media marketing company. The San Francisco, California-based agency offers Social Media Marketing and Search Engine Optimization.
Read more -
$1,000+$25 - $49 / hr10 - 49Los Angeles, CA
Services provided
Get Patients Flow is a Direct Marketing company. The team provides Direct Marketing and Marketing Strategy and is located in Los Angeles, California.
Read more -
$1,000+$50 - $99 / hr10 - 49San Diego, CA
Services provided
Based in San Diego, California, SEO.RUN is a SEO company. Established in 1999, the team specializes in Search Engine Optimization and UX/UI Design.
Read more
Share your project goals, and we’ll connect you with verified partners who fit your budget and timeline.
Get My Matches
Tell us what you need — we’ll match you with top agencies in minutes.
Get My MatchesWhy Trust Clutch
At Clutch, we believe trust is the foundation of every business relationship. Our mission is to help buyers make confident, data-backed decisions informed by real client experiences.
Every review on Clutch undergoes a rigorous, human-led verification process to make sure it’s valid. Our team of specialists confirms the identity of each reviewer, ensures the project is legitimate, and only publishes reviews that meet our strict criteria.
Verification doesn’t stop at the point of publication. Our Trust & Safety team routinely audits older reviews against our guidelines. When reviews fall short of our standards, we remove them.
We evaluate service providers using a structured methodology that combines:
- In-depth client interviews and ratings
- Comprehensive project details
- Market presence
- Portfolio examples and industry recognition
This data powers tools like the Leaders Matrix, which helps you compare agencies directly. Our research team curates rankings by weighing verified reviews most heavily, so the most trusted and experienced providers rise to the top.
Using this unique combination of verified client feedback and provider-supplied insights, Clutch distills the most important details into clear, digestible summaries so you have everything you need to make confident, informed decisions quickly.
We take fraud seriously. Providers who violate our guidelines may face lower rankings, restricted visibility, or removal from the platform altogether.
Clutch’s commitment to transparency is ongoing. We’re constantly refining our systems to protect the integrity of reviews and support you in finding the right agency.
List of the Top 15 California SEO Agencies
-
$1,000+$100 - $149 / hr250 - 999San Diego, CA
Ability to deliver
37.1/40.020/20 Reviews10/10 Clients & Experience7.1/10 Market PresenceService focus
40% Search Engine Optimization60% Other -
$50,000+$300+ / hr50 - 249San Francisco, CA
Ability to deliver
35.7/40.020/20 Reviews10/10 Clients & Experience5.7/10 Market PresenceService focus
75% Search Engine Optimization25% Other -
$1,000+$50 - $99 / hr50 - 249Los Angeles, CA
Ability to deliver
35.1/40.020/20 Reviews9/10 Clients & Experience6.1/10 Market PresenceService focus
70% Search Engine Optimization30% Other -
$1,000+$150 - $199 / hr2 - 9Anaheim, CA
Ability to deliver
34.3/40.017.6/20 Reviews10/10 Clients & Experience6.7/10 Market PresenceService focus
100% Search Engine Optimization -
$1,000+Undisclosed50 - 249Los Angeles, CA
Ability to deliver
33.3/40.018.4/20 Reviews9.7/10 Clients & Experience5.2/10 Market PresenceService focus
70% Search Engine Optimization30% Other -
$1,000+$100 - $149 / hr10 - 49San Diego, CA
Ability to deliver
33.1/40.017.4/20 Reviews10/10 Clients & Experience5.7/10 Market PresenceService focus
80% Search Engine Optimization20% Other -
$1,000+$100 - $149 / hr10 - 49Carlsbad, CA
Ability to deliver
32/40.016.2/20 Reviews10/10 Clients & Experience5.8/10 Market PresenceService focus
80% Search Engine Optimization20% Other -
$1,000+$100 - $149 / hr50 - 249Los Angeles, CA
Ability to deliver
36/40.019.2/20 Reviews10/10 Clients & Experience6.8/10 Market PresenceService focus
40% Search Engine Optimization60% Other -
$1,000+$50 - $99 / hr50 - 249Glendale, CA
Ability to deliver
31.9/40.020/20 Reviews7/10 Clients & Experience4.9/10 Market PresenceService focus
100% Search Engine Optimization -
$1,000+$25 - $49 / hr250 - 999Anaheim, CA
Ability to deliver
31.7/40.017.2/20 Reviews9/10 Clients & Experience5.5/10 Market PresenceService focus
90% Search Engine Optimization10% Other -
$1,000+$100 - $149 / hr50 - 249San Diego, CA
Ability to deliver
31.3/40.016.2/20 Reviews10/10 Clients & Experience5.1/10 Market PresenceService focus
60% Search Engine Optimization40% Other -
$5,000+Undisclosed50 - 249Los Angeles, CA
Ability to deliver
31/40.016.2/20 Reviews9.1/10 Clients & Experience5.7/10 Market PresenceService focus
72% Search Engine Optimization28% Other -
$1,000+Undisclosed50 - 249San Diego, CA
Ability to deliver
29.4/40.016.2/20 Reviews8.3/10 Clients & Experience5/10 Market PresenceService focus
60% Search Engine Optimization40% Other -
$5,000+$200 - $300 / hr10 - 49La Mirada, CA
Ability to deliver
31.4/40.016.2/20 Reviews10/10 Clients & Experience5.2/10 Market PresenceService focus
60% Search Engine Optimization40% Other -
$5,000+Undisclosed50 - 249Los Angeles, CA
Ability to deliver
29.3/40.015.4/20 Reviews8.1/10 Clients & Experience5.9/10 Market PresenceService focus
60% Search Engine Optimization40% Other -
$1,000+$100 - $149 / hr10 - 49San Francisco, CA
Ability to deliver
35.4/40.020/20 Reviews10/10 Clients & Experience5.4/10 Market PresenceService focus
35% Search Engine Optimization65% Other -
$1,000+$50 - $99 / hr10 - 49Los Angeles, CA
Ability to deliver
29.1/40.016.8/20 Reviews8/10 Clients & Experience4.3/10 Market PresenceService focus
70% Search Engine Optimization30% Other -
$5,000+Undisclosed2 - 9Manhattan Beach, CA
Ability to deliver
30.5/40.016.6/20 Reviews9.3/10 Clients & Experience4.6/10 Market PresenceService focus
70% Search Engine Optimization30% Other -
$1,000+$100 - $149 / hr10 - 49Los Angeles, CA
Ability to deliver
28.2/40.016.2/20 Reviews8/10 Clients & Experience4/10 Market PresenceService focus
70% Search Engine Optimization30% Other -
UndisclosedUndisclosed10 - 49Simi Valley, CA
Ability to deliver
29.6/40.015.8/20 Reviews8.3/10 Clients & Experience5.5/10 Market PresenceService focus
60% Search Engine Optimization40% Other -
$5,000+$150 - $199 / hr10 - 49Irvine, CA
Ability to deliver
30.6/40.016.8/20 Reviews8.1/10 Clients & Experience5.7/10 Market PresenceService focus
50% Search Engine Optimization50% Other -
$1,000+$150 - $199 / hr10 - 49Thousand Oaks, CA
Ability to deliver
26.7/40.016.2/20 Reviews6.5/10 Clients & Experience4/10 Market PresenceService focus
100% Search Engine Optimization -
$5,000+$100 - $149 / hr10 - 49Encinitas, CA
Ability to deliver
35/40.019.6/20 Reviews9.4/10 Clients & Experience6/10 Market PresenceService focus
20% Search Engine Optimization80% Other -
$1,000+$50 - $99 / hr250 - 999San Jose, CA
Ability to deliver
26.1/40.016.2/20 Reviews5.2/10 Clients & Experience4.7/10 Market PresenceService focus
40% Search Engine Optimization60% Other -
$5,000+$100 - $149 / hr2 - 9Anaheim, CA
Ability to deliver
31.4/40.016.4/20 Reviews9.7/10 Clients & Experience5.3/10 Market PresenceService focus
45% Search Engine Optimization55% Other -
$1,000+$150 - $199 / hr10 - 49San Diego, CA
Ability to deliver
29.3/40.016.2/20 Reviews8.5/10 Clients & Experience4.6/10 Market PresenceService focus
50% Search Engine Optimization50% Other -
$5,000+$100 - $149 / hr10 - 49San Diego, CA
Ability to deliver
29.3/40.016.2/20 Reviews8/10 Clients & Experience5.1/10 Market PresenceService focus
50% Search Engine Optimization50% Other -
$1,000+$25 - $49 / hr10 - 49Glendale, CA
Ability to deliver
25.6/40.016.2/20 Reviews5.5/10 Clients & Experience3.9/10 Market PresenceService focus
80% Search Engine Optimization20% Other -
$5,000+$100 - $149 / hr250 - 999San Diego, CA
Ability to deliver
31.5/40.016.2/20 Reviews10/10 Clients & Experience5.3/10 Market PresenceService focus
20% Search Engine Optimization80% Other -
$1,000+$100 - $149 / hr50 - 249Costa Mesa, CA
Ability to deliver
35.5/40.020/20 Reviews10/10 Clients & Experience5.5/10 Market PresenceService focus
10% Search Engine Optimization90% Other
Latest SEO Articles
See all articles
One Strategy, Two Systems: How to Build Link Authority That Reaches Both Search and AI
Over 76% of pages cited in AI Overviews already rank in the top 10 organically, but ranking alone no longer guarantees you'll be the brand AI names. Here's...
