Top SEO Companies in California (United States)

The sunny state of California is a hot spot for SEO, with a thriving ecosystem and a talented pool of innovators and technology. It has emerged as a top destination for SEO services, constantly adapting and pushing the boundaries of the industry. Discover the Top 951 SEO Companies in California.

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List of the Best SEO Companies in California

951 Companies Ranking last updated on: February 17, 2025

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All On Top Consulting

SEODigital StrategyConsultingContent Marketing

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- 2-10 Members
- Founded in
- Stevenson Ranch, CA
- $50 - $99/hr for SEO
- < $5,000 for SEO
- 25% SEO

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AWM Creative

SEOWeb DevelopmentPPCAffiliate Marketing

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- 2-10 Members
- Founded in
- Los Angeles, CA
- $25 - $49/hr for SEO
- < $5,000 for SEO
- 25% SEO

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The Dental SEO Experts

SEOUser ExperienceSocial Media MarketingDigital Marketing

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- 2-10 Members
- Founded in
- Irvine, CA
- $10 - $24/hr for SEO
- < $5,000 for SEO
- 25% SEO

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Goldenwell Tech

SEOWeb DevelopmenteCommerce Development

Goldenwell Tech is a leading digital marketing and web development company based in the picturesque city of Laguna Beach, CA. With a team of highly skilled professionals, we offer a wide range of services including marketing, SEO, web development, and eCommerce development. Our ...

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- 2-10 Members
- Founded in
- Laguna Beach, CA
- $25 - $49/hr for SEO
- < $5,000 for SEO
- 25% SEO

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1 Creative Solution

SEOWeb DesignUser Experience

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- 2-10 Members
- Founded in
- Santa Monica, CA
- $25 - $49/hr for SEO
- < $5,000 for SEO
- 25% SEO

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VDO Business Services, LLC.

SEOAdvertisingWeb DesigneCommerce Development

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- 2-10 Members
- Founded in
- El Cajon, CA
- $150 - $199/hr for SEO
- < $5,000 for SEO
- 25% SEO

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PurpleZ

SEOVideo ProductionSocial Media MarketingWeb Design

Welcome to PurpleZ, a leading marketing agency located in Irvine, CA. Our team of experts is dedicated to helping businesses grow and thrive through effective marketing strategies. With an hourly rate of $25 - $49 USD per hour, we offer affordable and high-quality services to bu...

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- 21-50 Members
- Founded in
- Irvine, CA
- $25 - $49/hr for SEO
- $5,000 to $10,000 for SEO
- 23% SEO

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Surge Marketing

SEOSocial Media MarketingPPCTesting

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- 21-50 Members
- Founded in
- Los Angeles, CA
- $100 - $149/hr for SEO
- < $5,000 for SEO
- 20% SEO

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Canesta

SEOeCommerce DevelopmentWeb DesignPPC

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- 2-10 Members
- Founded in
- Los Angeles, CA
- $100 - $149/hr for SEO
- < $5,000 for SEO
- 20% SEO

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eSEOspace

SEOWeb Design

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- 21-50 Members
- Founded in
- San Diego, CA
- $50 - $99/hr for SEO
- < $5,000 for SEO
- 20% SEO

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Herman-Scheer

SEOWeb DesignLogo DesignBranding

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- 2-10 Members
- Founded in
- Los Angeles, CA
- $150 - $199/hr for SEO
- $25,000 to $50,000 for SEO
- 20% SEO

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(0 Reviews)

Theory SF

SEOWeb DevelopmentWeb DesignBranding

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- 2-10 Members
- Founded in
- San Francisco, CA
- $150 - $199/hr for SEO
- $25,000 to $50,000 for SEO
- 20% SEO

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RSO Consulting

SEOPPCSocial Media MarketingContent Marketing

RSO Consulting is a premier marketing firm located in the bustling city of San Francisco, CA. With an hourly rate of $150 - $199 USD per hour, we offer top-notch services to businesses of all sizes. Our team is dedicated to helping our clients achieve their goals through our exp...

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- 21-50 Members
- Founded in
- San Francisco, CA
- $150 - $199/hr for SEO
- $50,000 to $75,000 for SEO
- 20% SEO

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Adalane Media Group

SEOPPCSocial Media MarketingCRM

Adalane Media Group is a premier marketing agency located in the vibrant city of Long Beach, CA. With a team of highly skilled professionals and a proven track record of success, we are dedicated to helping businesses of all sizes achieve their full potential through strategic an...

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- 2-10 Members
- Founded in
- Long Beach, CA
- $100 - $149/hr for SEO
- < $5,000 for SEO
- 20% SEO

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BOL

SEOPPCDigital StrategyWeb Design

Welcome to BOL, a premier marketing agency located in the vibrant city of San Diego, CA. Our team of experts is dedicated to helping businesses thrive in the ever-evolving digital landscape. With our hourly rate of $150 - $199 USD per hour, we offer top-notch services that are t...

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- 51-100 Members
- Founded in
- San Diego, CA
- $150 - $199/hr for SEO
- $50,000 to $75,000 for SEO
- 20% SEO

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(0 Reviews)

Hylink Digital

SEOMobile App DevelopmentDigital StrategySocial Media Marketing

Hylink Digital is a leading digital marketing agency based in Santa Monica, CA. With a team of highly skilled professionals, we provide top-notch digital solutions to businesses of all sizes. Our hourly rate of $50 - $99 USD per hour reflects our commitment to delivering excepti...

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- 51-100 Members
- Founded in
- Santa Monica, CA
- $50 - $99/hr for SEO
- $5,000 to $10,000 for SEO
- 20% SEO

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Milestone Inc

SEOWeb DesignPPCContent Marketing

Milestone Inc is a leading marketing and web design agency located in Santa Clara, CA. We specialize in providing top-notch services to businesses of all sizes, helping them achieve their goals and reach new milestones. With an hourly rate of $150 - $199 USD per hour, we offer a...

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- 201-500 Members
- Founded in
- Santa Clara, CA
- $150 - $199/hr for SEO
- < $5,000 for SEO
- 20% SEO

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(0 Reviews)

Slam Media Lab

SEOWeb DevelopmentWeb Design

Slam Media Lab is a leading marketing and web development company based in Walnut Creek, CA. Our team of experts is dedicated to helping businesses of all sizes achieve their goals through strategic marketing and cutting-edge web solutions. We understand the importance of a stro...

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- 21-50 Members
- Founded in
- Walnut Creek, CA
- $100 - $149/hr for SEO
- $5,000 to $10,000 for SEO
- 20% SEO

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Intensify

SEODigital StrategySocial Media MarketingPPC

Intensify is a leading digital marketing agency located in West Hollywood, CA. We specialize in helping businesses of all sizes reach their full potential through effective digital strategies and cutting-edge marketing techniques. Our team of experts is dedicated to delivering e...

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- 2-10 Members
- Founded in
- West Hollywood, CA
- $100 - $149/hr for SEO
- $5,000 to $10,000 for SEO
- 20% SEO

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Pannifex

SEOPPCSocial Media MarketingWeb Design

Pannifex is a leading digital marketing agency located in North Highlands, CA. Our team of experts specializes in providing top-notch marketing solutions to businesses of all sizes. With an hourly rate of $50 - $99 USD per hour, we offer affordable and effective services that dr...

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- 21-50 Members
- Founded in
- North Highlands, CA
- $50 - $99/hr for SEO
- < $5,000 for SEO
- 20% SEO

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SEO Company in California - FAQs

Are you looking for the top SEO companies in California sector? ITProfiles has carefully curated a list of leading California SEO companies based on certain qualitative and quantitative metrics. You can search, compare, and contact these companies based on your criteria. You can also check details about these companies in California, United States such as their profiles, portfolios, and recent client reviews (Mar 2025 updated) to decide on your SEO project.

How many SEO companies are there in California?

There are 951 companies on ITProfiles specializing in SEO and based in California.

How much does it typically cost for SEO in California?

The average project cost for SEO companies in California on ITProfiles ranges from $10,000 to $25,000. Pricing varies based on project complexity, scope, timeline, and required expertise. Many companies offer flexible pricing models, such as hourly rates, fixed prices, or dedicated team arrangements. For an accurate estimate, requesting a quote tailored to your specific needs is best.

Can I contact multiple companies for a project proposal?

Absolutely! It's recommended to contact multiple SEO companies in California for project proposals. This allows you to compare their offerings, expertise, pricing, and approach before deciding.

Can I get a free quote for my SEO project?

Yes, many SEO companies in California offer free quotes for projects. Simply submit your project details, and we’ll handpick the top five service providers that best match your needs. These companies will then reach out to you with an ITProfiles reference, providing an estimated cost and timeline for your project.