Our expert analysts researched and ranked the top California responsive website design companies that build professional mobile responsive websites that rank higher on search engines. You can use our filter to personalize your search and select the best partner based on rates, reviews, size and location.

Organic rankings are determined by five factors: top services, reviews, portfolio, awards/press, and team expertise. Sponsored listings pay for a placement that appears above organic positions. Sponsorship does not affect star ratings or review content - read more on our methodology page.

United States × California × Responsive Website Design × Electronics × $25,000 - $50,000 ×Clear Filters
  • You Think It, We'll Build It.

    Idea Maker is a U.S.-based software development agency helping businesses transform ideas into scalable digital products. Our expert team specializes equally in mobile apps, custom software, AI-powered solutions, and modern web platforms...

    Top Services:

    • Mobile App Development
    • Software Development
    • Web Development
    • AI Development
    • Web Design
    • Show more
    Location
    Irvine, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $125/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    10 Projects Listed
  • Certified E-Commerce Development Company

    Certified E-Commerce Development Company...

    Top Services:

    • eCommerce Development
    • Web Development
    • IT Services
    • Web Design
    • Mobile App Development
    • Show more
    Location
    San Francisco, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $40/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    16 Projects Listed
  • Stand Out. Sell More. Stress Less.

    Cozy specializes in delivering reliable creative support that feels like an extension of your team...

    Top Services:

    • Web Design
    • Digital Marketing
    • Graphic Design
    • Web Development
    • UI/UX Design
    • Show more
    Location
    San Diego, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $180/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    2 Projects Listed
  • End-to-end digital product design and engineering.

    End-to-end digital product design and engineering for enterprises and premium brands...

    Top Services:

    • Branding
    • Mobile App Development
    • Software Development
    • AI Development
    • Design Services
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    4 Projects Listed

Why companies trust DesignRush

Every agency is independently vetted before it can be listed or ranked

1

Identity Check

We verify businesses and reviewer LinkedIn profiles for integrity.

Agencies vetted
129,387+
2

Portfolio Review

We review agency work, case studies, and results to confirm skill.

Applicants rejected
47%
3

Ongoing Audit

We monitor listings regularly; outdated agencies are removed.

Agencies verified
4

Some agencies pay for sponsored placement, clearly labeled and held to the same vetting standards.

See how rankings and monetization work.