Our expert analysts identified the leading SEO companies in California that help brands improve their search engine rankings and generate quality leads. Use our practical tool to filter listings by team size, reviews and budget and select the best company for your needs.

Best California SEO Company Rankings

1,211 Companies - Rankings updated: May 23, 2026

Each agency listed on DesignRush is assessed for industry expertise and customer testimonials are evaluated in order to provide you with a vetted selection. Certain listings represent paid partnerships.

United States × California ×
  • Effortless Client Acquisition

    Effortless Client Acquisition

    NetFly, a law firm marketing agency, specializes in enhancing client acquisition for law firms through a streamlined process that delivers signed retainers directly to their inboxes. Managing every aspect from lead generation to contract signing, NetFly enables legal professionals to focus on their core  [... view NetFly profile ]

    Top Services:

    • SEO
    • Digital Marketing
    Location
    Corona, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $149/hr
    Minimal Budget
    $1,000 - $10,000
  • Tailored Online Marketing Strategies

    Tailored Online Marketing Strategies

    BroBex Marketing delivers comprehensive SEO and conversion rate optimization services designed to elevate businesses in the digital marketplace. The agency's services encompass keyword research, social media marketing, competitor analysis, and web design and optimization. BroBex Marketing's tailored online  [... view BroBex Marketing profile ]

    Top Services:

    • SEO
    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $199/hr
    Minimal Budget
    $1,000 - $10,000
  • We Help You Drive Targeted Organic Traffic Straight From Google to Your Shopify Store.

    We Help You Drive Targeted Organic Traffic Straight From Google to Your Shopify Store.

    We help you drive targeted organic traffic straight from Google to your Shopify Store. Attracting traffic could not be easier! Shopify SEO Services boost your Shopify Sales Conversion Rates, Average Order Value, Traffic Value Potential, SERP Rankings, loyal customer base, and more.  [... view Shopify SEO Consultant profile ]

    Top Services:

    • SEO
    • Digital Marketing
    Location
    Los Angeles, California
    Number of Employees
    Under 49
  • We Utilize Data-Driven Strategies to Simply Drive Results.

    We Utilize Data-Driven Strategies to Simply Drive Results.

    TenStrat Performance Marketing is dedicated to accelerating growth using a data-driven approach. With over 25 years of combined digital marketing experience, we bring extensive expertise in working with businesses ranging from startups to Fortune 500 companies.  [... view TenStrat Performance Marketing profile ]

    Top Services:

    • SEO
    • Advertising
    • Digital Marketing
    Location
    San Diego, California
    Number of Employees
    Under 49
  • SEO Strategies That Scale.

    SEO Strategies That Scale.

    Kretz Consulting specializes in technical SEO and growth strategies for high-traffic enterprise websites, driving significant revenue growth and improved customer acquisition costs.  [... view Kretz Consulting profile ]

    Top Services:

    • SEO
    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $149/hr
    Minimal Budget
    $1,000 - $10,000
  • Hyperscaling Businesses with Precision

    Hyperscaling Businesses with Precision

    Founded in 2019, Tested Media is a results-driven digital marketing agency specializing in SEO, PPC, public relations, and reputation management. By prioritizing high-value content and link building, they deliver measurable growth and significant ROI for clients.  [... view Tested Media profile ]

    Top Services:

    • SEO
    • Public Relations
    Location
    Calabasas, California
    Number of Employees
    Under 49
    Minimal Budget
    $1,000 - $10,000
  • We create more than just content.

    We create more than just content.

    MW Marketing & Public Relations is a full-service agency specializing in strategic communications, brand positioning, and media relations. With expertise in crafting compelling narratives, the agency helps businesses enhance their visibility and build meaningful connections with their audiences. From public  [... view MW Media profile ]

    Top Services:

    • SEO
    • Public Relations
    • Social Media Marketing
    Location
    Rolling Hills, California
    Number of Employees
    Under 49
  • Driving Your Growth, Delivering Results.

    Driving Your Growth, Delivering Results.

    Maize Marketing is a premier B2B marketing agency specializing in strategic content marketing, demand generation, and brand positioning. With over 20 years of industry experience, the agency helps businesses navigate the complexities of B2B marketing through data-driven strategies and compelling storytelling.  [... view Maize Marketing profile ]

    Top Services:

    • SEO
    • Public Relations
    • Digital Marketing
    Location
    Westlake Village, California
    Number of Employees
    Under 49
  • All About Creative Content.

    All About Creative Content.

    Content Writing Square is a professional content creation agency specializing in high-quality, customized writing solutions for businesses across industries. Offering services such as blog writing, web content, SEO copywriting, and eBook development, the agency helps brands establish authority, drive  [... view Content Writing Square profile ]

    Top Services:

    • SEO
    • Web Design
    Location
    Fremont, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
  • Foresight. Adaptability. Diversity. Innovation.

    Foresight. Adaptability. Diversity. Innovation.

    Design Premiers web designing and development experts will ensure that your website is search engine friendly, aesthetically appealing, and user friendly.  [... view Design Premiers profile ]

    Top Services:

    • SEO
    • Web Design
    • Web Development
    Location
    Los Angeles, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $49/hr
    Minimal Budget
    $1,000 - $10,000
  • Be seen where it matters.

    Be seen where it matters.

    Redefine Marketing Group, founded in 2018 by three former agency employees, is on a mission to transform the traditional agency model. Their goal is simple: to provide businesses with exceptional organic growth strategies while offering a level of responsiveness and attention to detail that matches an  [... view Redefine Marketing Group profile ]

    Top Services:

    • SEO
    • Digital Marketing
    • Social Media Marketing
    Location
    Covina, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $149/hr
    Minimal Budget
    $1,000 - $10,000
  • Energize your business growth and actually see a real return on your marketing.

    Energize your business growth and actually see a real return on your marketing.

    CRO Digital Marketing merge user-centric psychology, data and testing with strategic marketing specifically designed to humanize your content into emotionally compelling experiences that simply convert more – turning potential customers into paying ones. It’s time to evolve and transform based on evidence  [... view CRO Digital Marketing profile ]

    Top Services:

    • SEO
    • PPC
    • eCommerce
    Location
    San Clemente, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $199/hr
    Minimal Budget
    $1,000 - $10,000
  • We Move Brands Forward

    We Move Brands Forward

    Mōtus Agency is adept at listening to your company's unique needs and translating them into effective sales, marketing, and advertising strategies that drive profit. With expertise across various industries, including medical, automotive, and sports entertainment, we offer comprehensive services from top  [... view Mōtus Agency profile ]

    Top Services:

    • SEO
    • Advertising
    • PPC
    Location
    Del Mar, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $149/hr
    Minimal Budget
    $1,000 - $10,000
  • Maximize Your Revenue

    Maximize Your Revenue

    A U.S.-based medical management partner that supports physicians by streamlining operations, reducing administrative burdens, and allowing providers to focus on delivering quality patient care.  [... view Doctor Management Services profile ]

    Top Services:

    • SEO
    • Social Media Marketing
    Location
    Anaheim, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $100/hr
    Minimal Budget
    Under $1,000
  • We Grow Businesses

    We Grow Businesses

    In the software development world, a 10x developer is someone who is ten times more productive than their peers. They are known for their exceptional skills, efficiency, and ability to deliver high-quality code quickly. 10xDev is built on these principles that define a 10x developer.  [... view 10xDev profile ]

    Top Services:

    • SEO
    • Web Design
    • Web Development
    Location
    Gardena, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $1,000 - $10,000
  • PRP Webs - Your Perfect and Reliable Web Partners

    PRP Webs - Your Perfect and Reliable Web Partners

    At PRP Webs, we strive to make your life easier by managing everything related to the web. From website design and development to digital marketing solutions, we have you covered.  [... view PRP Webs profile ]

    Top Services:

    • SEO
    • Web Development
    Location
    El Cajon, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $49/hr
    Minimal Budget
    $1,000 - $10,000
  • Your Partner in Digital Marketing

    Your Partner in Digital Marketing

    Kreative Machinez is a highly regarded SEO company that provides a full suite of digital marketing services at an affordable cost. Our services encompass a range of disciplines, including SEO, social media marketing, content marketing and PPC advertising. With a focus on delivering value to our clients, we  [... view Kreative Machinez profile ]

    Top Services:

    • SEO
    • Digital Marketing
    • PPC
    Location
    San Jose, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
  • Reimagine Growth With Cutting-Edge App Development

    Reimagine Growth With Cutting-Edge App Development

    VOCSO Technologies is an ISO 27001 certified web and mobile solutions company based in India, USA, and UAE. VOCSO Technologies is a one-stop web and mobile solutions agency, offers website design and development, mobile application design & development, and digital marketing services.  [... view VOCSO Technologies profile ]

    Top Services:

    • SEO
    • Web Design
    • Digital Marketing
    Location
    Orange County, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    1 Project Listed
  • Top Mobile App and Web Development Company in Canada, USA and UK

    Top Mobile App and Web Development Company in Canada, USA and UK

    We design highly polished iPhone, Android and Web Apps for startups and Enterprise clients.  [... view MobMaxime profile ]

    Top Services:

    • SEO
    • Digital Marketing
    • Web Development
    Location
    Sunnyvale, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $15/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    3 Projects Listed
  • Best SEO and Digital Marketing Company

    Best SEO and Digital Marketing Company

    Brand Height offers digital-marketing solutions and integrates WhatsApp marketing to help brands communicate directly with customers via a channel already in their hands. The agency combines targeted outreach and performance marketing to drive leads and conversions through WhatsApp.  [... view Brand Height profile ]

    Top Services:

    • SEO
    • Digital Marketing
    • eCommerce
    Location
    San Francisco, California
    Number of Employees
    Under 49
  • Quality website development and interactive web designs can be availed at Qdexi Technology. Also get best seo, smo, PPC and content writing services via experts. Avail best seo services and get your business ranked on various search engines via quality search engine optimization strategies via expert team.  [... view Qdexi Technology profile ]

    Top Services:

    • SEO
    • Web Design
    • Digital Marketing
    Location
    California City, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $199/hr
    Minimal Budget
    $10,000 - $25,000
  • A Headless Commerce Agency

    A Headless Commerce Agency

    RW Infotech is a Dubai-based digital agency specializing in custom web development, headless CMS integration, and scalable digital solutions. Founded in 2012 and originally established in India, they now have operations in Dubai, USA, and Australia, serving clients globally.  [... view RW Infotech profile ]

    Top Services:

    • SEO
    • Digital Marketing
    • Social Media Marketing
    Location
    San Francisco, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $1,000 - $10,000
  • Mobile app and full-stack development services in San Francisco and New Delhi.

    Mobile app and full-stack development services in San Francisco and New Delhi.

    Radiansys Inc, established in 2007, is a technology company based in the San Francisco Bay Area with a development center located in Gurgaon, India. We specialize in Mobile App Development, Full-Stack, Node JS, MEAN Stack, MERN Stack, VUE JS, React, React Native, Python, Django, PHP, Laravel, Angular, Restful  [... view Radiansys profile ]

    Top Services:

    • SEO
    • PPC
    Location
    Fremont, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $10,000 - $25,000
  • Astin Technology is a market pioneer in IT outsourcing services. We deliver website design & development, ecommerce website development, digital marketing services and mobile app development services along with the consultation of Tivoli and Maximo tools. Delivering the best is our prime business objective  [... view Astin Technology profile ]

    Top Services:

    • SEO
    • Web Design
    • Advertising
    Location
    Sunnyvale, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $15/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
  • Engineered for MarTech Growth

    Engineered for MarTech Growth

    Amura Marketing Technologies is rapidly emerging as India's top Digital Growth Marketing agency, with a dynamic team of over 200 members. Our vibrant and creative squad fosters an environment of ideation and innovation. Founded by engineers-turned-entrepreneurs, Amura combines engineering precision with  [... view Amura Marketing Technologies profile ]

    Top Services:

    • SEO
    • Advertising
    • Digital Marketing
    Location
    Sacramento, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $49/hr
    Minimal Budget
    $1,000 - $10,000
  • Innovate, Create, Excel.

    Innovate, Create, Excel.

    SoftGrid Computers is a prominent custom software development company that excels in blending the latest technologies with well-organized creative work. With a strong focus on understanding client needs and delivering optimal solutions, we strive to be a reliable partner that offers great value for money. Our  [... view SoftGrid Computers profile ]

    Top Services:

    • SEO
    • Web Design
    • SEM
    Location
    Santa Monica, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $49/hr
    Minimal Budget
    $1,000 - $10,000
  • Crafting Websites, Creating Success!

    Crafting Websites, Creating Success!

    Invoxico Technologies is an adept company in web design and development, acknowledged for its proficiency in crafting customized digital solutions. Their expert team focuses on UI/UX design, web development, CMS development, eCommerce solutions, and mobile app development, and offers a complete range of  [... view Invoxico Technologies profile ]

    Top Services:

    • SEO
    • Web Design
    • Web Development
    Location
    La Puente, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $1,000 - $10,000
  • We Build Success Stories

    We Build Success Stories

    For over 2 decades, starting in 1998, we have been serving a global clientele with web design, web development, mobile app development & digital marketing services. Our expertise spans SEO, Google Ads, Alibaba minisites & ranking optimization & the ongoing maintenance of apps and websites across more than 75  [... view Opal Infotech profile ]

    Top Services:

    • SEO
    • Web Development
    • Digital Advertising
    Location
    Dublin, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $10,000 - $25,000
  • Transform Your Brand with Leading IT Experts.

    Transform Your Brand with Leading IT Experts.

    SystechLogic is your trusted partner for innovative marketing solutions and software development services. We combine creativity, technology, and strategy to help businesses stand out in competitive markets. From crafting engaging campaigns to developing user-friendly, high-performance software & mobile apps  [... view Systechlogic profile ]

    Top Services:

    • SEO
    • PPC
    • Social Media Marketing
    Location
    Ontario, California
    Number of Employees
    Under 49
    Minimal Budget
    $1,000 - $10,000
  • 4 Steps to Cloud 9

    4 Steps to Cloud 9

    iCode49 Technolabs stands out as a premier provider specializing in the meticulous development of cutting-edge iOS and Android mobile applications uniquely crafted for both startups and global brands. Our expertise lies in driving innovation within the ever-evolving mobile landscape, where we leverage our  [... view ICode49 Technolabs profile ]

    Top Services:

    • SEO
    • Inbound Marketing
    • Web Development
    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $10,000 - $25,000
  • Imagination Meets Implementation

    Imagination Meets Implementation

    We are one stop solution for all your digital needs. We follow a structured and agile development approach with project management planner to ensure the successful delivery of every project, focusing on quality, cost-optimization, transparency, and client satisfaction.  [... view Nextwebi It Solutions Pvt Ltd profile ]

    Top Services:

    • SEO
    • PPC
    • SEM
    Location
    San Francisco, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $1,000 - $10,000
  • Driving Digital Growth Across Industries

    Driving Digital Growth Across Industries

    Hilton Software Technologies is an IT solutions company based in Hyderabad, delivering customized software, web, and digital services since 2013. The company helps businesses of all sizes accelerate growth through innovative technology, reliable support, and tailored digital solutions.  [... view Hilton Technologies profile ]

    Top Services:

    • SEO
    • Digital Marketing
    • PPC
    Location
    Fremont, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $1,000 - $10,000
  • Let Design, Function, and Strategy Meet!

    Let Design, Function, and Strategy Meet!

    We create websites and provide businesses with various opportunities to collect leads and make money from unexpected conversions. The custom website company is dedicated to fulfilling needs that our experts can handle. We only make the best promises when it comes to website creation.  [... see all Website Design Valley reviews ]

    Top Services:

    • SEO
    • Web Design
    • eCommerce
    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Portfolios Count
    5 Projects Listed

About The Author and Expert Reviewer

Natasa Glikman is an experienced editor and content writer with over 10 years of experience in writing, editing, and translating articles across various topics, with a strong focus on marketing and advertising. At DesignRush, Natasa currently works as an editor, where she refines and enhances B2B content to ensure accuracy, clarity, and consistency across agency profiles and industry reports.

Robin Fishley is a digital professional with over 20 years of experience in programming, website architecture, and data optimization. Twice honored as Most Innovative Employee at his previous agency, he excelled in leadership roles across SEO, research, analytics, and strategy. At Saatchi & Saatchi, where he was the Director of Search and Data, he developed a successful Big Data analysis tool and provided expert consulting for renowned clients like P&G, Toyota, and VISA. A valuable asset to DesignRush, he used his technical background to drive success for the company's digital initiatives.