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.

Best Responsive Web Design Agency In California

16 Companies - Rankings updated: August 20, 2026

Every agency featured on DesignRush is vetted for expertise and client satisfaction to support your decision-making. Some listings may be sponsored.

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  • Peterson SEO

    Growing Your Business Starts With Us!

    Peterson SEO is on fire when it comes to marketing your business online. We specialize in website design, seo and brand reputation services that will get you noticed by more customers than ever before! With a wide variety of packages available for any size business or budget, we have everything you need to...

    Location
    Chico, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    16 Projects Listed

    Peterson SEO Services

    • SEO
    • Web Design
    • Design Services
    • Web Development
    • Digital Marketing
    • PPC
    • Social Media Marketing
    • Content Marketing
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • California Assisted Living Consultants
    • Copper Rescue
    • Matts Event Bartending
    • Chris Consulting & Investing
    • Accounting & Payroll Solutions
    • Johnsons Roofing
    • Heather's Bookkeeping Service
    • Paradise Inn
    • Montana Veterans Association
    • Center for Warriors
    Data sourced from the agency's DesignRush profile
    Visit Website View Profile

  • IXD Büro

    Design by people for people

    IXD Büro is a cozy European atelier specializing in custom web design and exceptional UX/UI solutions. As a boutique studio, our small, dedicated team approaches each project like true craftsmen...

    Location
    San Francisco, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $40/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    8 Projects Listed

    IXD Büro Services

    • Branding
    • Design Services
    • Web Design
    • UI/UX Design
    • Web Development
    • CRO
    • SEO
    • Market Research
    • Graphic Design
    • Digital Services
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Xaman
    • VIA Labs
    • Tap2
    • UNO Home Loans
    • Millers Ale House
    Data sourced from the agency's DesignRush profile

    IXD Büro Reviews & Testimonials

    • Ben Donahower
      Ben Donahower Owner at No Bounds Digital
      5.0 ★

      Design Services Review from Ben Donahower

      We've collaborated with Interactive Design on numerous projects and continue to be impressed by their strategic thinking, creativity, and technical expertise. The team is deeply invested in delivering apps that are not only beautiful but also scalable and user-centered. Interactive Design is a true partner in innovation: responsive, thoughtful, and always pushing to build better digital products.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
    Visit Website View Profile
    4.3 4.3 (1)

  • Mattered

    Blending Creativity, Technology, and Strategy To Shape What Matters Most.

    Mattered is an award-winning digital marketing agency specializing in email & sms marketing, branding & design, development, and paid media. We are a people first agency, dedicated to putting our clients and their customers at the center of everything we do...

    Location
    Irvine, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    5 Projects Listed

    Mattered Services

    • Email Marketing
    • Design Services
    • Web Development
    • eCommerce Development
    • Social Media Marketing
    • UI/UX Design
    • SEO
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Byte
    • LSU
    • ASRV
    • Yeti
    • Burton
    • BOXFOX
    • Three Nails
    • Apartment List
    • ParentData
    • Cos Bar
    Data sourced from the agency's DesignRush profile

    Mattered Reviews & Testimonials

    • Lauren M
      Lauren M Review from Google
      5.0 ★

      Lauren M's Review Sourced from Google

      Mattered is fantastic to work with — no wonder they were rated #1 SMS marketing agency! Everyone is super friendly and dedicated to see their clients succeed 🤩

    • porag gogoi
      porag gogoi Review from Google
      5.0 ★

      porag gogoi's Review Sourced from Google

      Been working with them for years. Of all the companies I have worked and collaborated with. This gets my highest recommendation

    • Samantha Morrissey
      Samantha Morrissey Review from Google
      5.0 ★

      Samantha Morrissey's Review Sourced from Google

      Mattered is the best agency out there--they consistently deliver innovative, tailored solutions that drive exceptional results for their clients. They have an awesome team!

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
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    5.0 5.0 (9)

  • Pastilla

    For People. For Progress.

    Pastilla is a full-service agency based in Los Angeles. We partner with public agencies, nonprofits, and global brands to turn complex missions into clear brand and digital experiences that build trust and move communities to action...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $185/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    18 Projects Listed

    Pastilla Services

    • Branding
    • Design Services
    • Graphic Design
    • Web Design
    • Web Development
    • Mobile App Development
    • Digital Marketing
    • Social Media Marketing
    • Content Marketing
    • Video Production
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • City of LA Recreation & Parks
    • Black Girls Code
    • Sacramento Public Library
    • Consumer Technology Association
    • Clean Power Alliance
    • Microsoft
    • Metrolink
    • Hollywood Foreign Press Associations (HFPA)
    • Disney
    • Lossan
    Data sourced from the agency's DesignRush profile
    Visit Website View Profile
    5.0 5.0 (3)

  • ClickTime Creative

    High End Creative Agency

    ClickTime is a U.S.-based software company that provides cloud-based time tracking and workforce management solutions designed to help organizations plan, manage, and optimize labor costs. Founded in 1999 and headquartered in San Francisco, ClickTime enables businesses to track employee time, monitor project...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    3 Projects Listed

    ClickTime Creative Services

    • Package Design
    • Web Design
    • Branding
    • UI/UX Design
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Steep Lab
    • Merit Wholesale LTD
    • Ovadia Sporting Goods
    Data sourced from the agency's DesignRush profile

    ClickTime Creative Reviews & Testimonials

    • Anastasia Ponomarenko
      Anastasia Ponomarenko Owner at Anastasia Ponomarenko
      5.0 ★

      Brand Design Review from Anastasia Ponomarenko

      I worked with ClickTime Creative on a personal project of mine and was really happy with the experience overall. They were easy to communicate with, responsive, and kept everything moving smoothly throughout the process. They understood the style and feel I was going for and brought it to life in a very thoughtful way. I also appreciated how open they were to feedback and how quickly they refined things when needed. Im genuinely pleased with the result and can confidently recommend them to others.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
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    4.3 4.3 (1)

  • The WebSwan

    Nationwide Web Designer Building AI-Powered Custom Websites

    Certified web design, UX/UI & SEO agency building AI-powered custom websites, apps & lead-gen systems for small businesses nationwide...

    Location
    Oakland, California
    Number of Employees
    Under 49
    Portfolios Count
    10 Projects Listed

    The WebSwan Services

    • Web Design
    • Web Development
    • SEO
    • Digital Strategy
    • UI/UX Design
    • eCommerce Development
    • AI Development
    • Mobile App Development
    • Digital Marketing
    • Content Marketing
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Achieve Brain & Spine
    • Octopus International Inc
    • Springfield Auto Parts & Repairs
    • Dr. Colbert Pierre: Physician, Art, Music & Poetry
    • The Voice of Gonaïbo
    • Julia DKM Braiding Hair
    • WebSwan Digital Solutions
    • Alliance Medical Center Inc
    Data sourced from the agency's DesignRush profile
    Visit Website View Profile

  • Den Bersus

    Design. Development. Marketing.

    As a Fractional CDO, I partner with businesses to take complete ownership of their digital landscape. When I step into a business, I understand the core mechanics, build the necessary digital infrastructure, and execute until we see real ROI. You know the digital side of your brand is in the right hands...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $150/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    4 Projects Listed

    Den Bersus Services

    • Digital Strategy
    • Digital Marketing
    • Branding
    • UI/UX Design
    • Web Design
    • Web Development
    • SEO
    • WordPress Website Design
    • Design Services
    • eCommerce Development
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Google
    • RedLore
    • Inheal
    • IONHotels
    • GetFresh
    • WhiteTiger
    • Rollin Games
    Data sourced from the agency's DesignRush profile
    Visit Website View Profile

  • Three29

    Turn Pixels Into People

    Three29 is a B2B digital marketing agency based out of Sacramento, CA and Jacksonville FL...

    Location
    Sacramento, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $150/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    6 Projects Listed

    Three29 Services

    • Web Design
    • Web Development
    • WordPress Website Design
    • SEO
    • PPC
    • Branding
    • Digital Marketing
    • CRO
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Cobram Estate US
    • Sacramento Kings
    • Coterie Insurance
    • Bogle Family Vineyards
    • Basalite
    • iHeart Media
    • Jiffy Lube
    • Mitsubishi
    • Safe Credit Union
    • Sacramento State University
    Data sourced from the agency's DesignRush profile

    Three29 Reviews & Testimonials

    • Holly DeFazio
      Holly DeFazio Review from Google
      5.0 ★

      Holly DeFazio's Review Sourced from Google

      We could not be happier with the service we received from Dedicated Designs/Three29. Josh and Courtney were absolutely delightful to work with. We had the pleasure of working with both Josh and Courtney on the redesign of our website. They both came with a wealth of information, creative ideas and patience. They took the information we gave them and came back with a finished out, easy to navigate website design that flows seamlessly. We could not be happier! We continue to work closely with them on edits and updates to our website today. We highly recommend them for any of your website needs. The CLTRE Team

    • Tami Louis
      Tami Louis Review from Google
      5.0 ★

      Tami Louis's Review Sourced from Google

      We just finished working with Josh and Michelle at Dedicated Designs and we LOVE our new logo! Michelle is a talented graphic artist. She took our ideas, suggestions, and feedback, and created a logo that will level up our marketing and branding. I'm so grateful!

    • Tami Louis-Olesen
      Tami Louis-Olesen Review from Google
      5.0 ★

      Tami Louis-Olesen's Review Sourced from Google

      We just finished working with Josh and Michelle at Dedicated Designs and we LOVE our new logo! Michelle is a talented graphic artist. She took our ideas, suggestions, and feedback, and created a logo that will level up our marketing and branding. I'm so grateful!

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
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    5.0 5.0 (18)

  • Hunter and Bard

    You're losing deals you should be winning. We bring clarity to your marketing.

    You're losing enterprise deals you should be winning because buyers don't understand what you do. Hunter & Bard fixes that, sharpening your positioning, messaging, and brand so complex B2B products become clear, credible, and easy to buy, turning stalled conversations into closed deals...

    Location
    San Francisco, California
    Number of Employees
    Under 49

    Hunter and Bard Services

    • Branding
    • Creative Services
    • Digital Marketing
    • Digital Strategy
    • Content Marketing
    • Web Design
    • Graphic Design
    • Design Services
    • Business Consulting
    • Web Development
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • SixthContinent
    • JELD-WEN
    • Qubole
    • Totango
    Data sourced from the agency's DesignRush profile
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  • Ketamine Lead Gen

    Ketamine Marketing and Ketamine Lead Generation Experts

    Ketamine Lead Gen is a boutique marketing agency that works with Ketamine Clinics and Wellness Clinics to attract new patients for services such as Ketamine IV, IM Ketamine, Sublingual Ketamine, Esketamine (Spravato), TMS Therapy, MeRT for Autism, NAD Infusion Therapy, Nutritional IV, and more...

    Location
    Ramona, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $1,000 - $10,000

    Ketamine Lead Gen Services

    • PPC
    • Web Design
    • WordPress Website Design
    • Digital Marketing
    • SEO
    • Social Media Marketing
    • Media Buying
    • Content Marketing
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Marketing Industry
    • Advertising Industry
    • Small Business Idustry
    Data sourced from the agency's DesignRush profile

    Ketamine Lead Gen Reviews & Testimonials

    • Jon Kraus
      Jon Kraus Review from Google
      5.0 ★

      Jon Kraus's Review Sourced from Google

      Ketamine Lead Gen has been a phenomenal asset to helping manage the digital marketing components of our business. From running ads to their mastery of SEO, having a team that is knowledgeable about the ketamine/TMS space is a tremendous help and a great group to partner with.

    • Steve Suntala
      Steve Suntala Review from Google
      5.0 ★

      Steve Suntala's Review Sourced from Google

      We have been using Ketamine Lead Gen for 8 months with our clinic- New Pathways Clinic. Right away we were impressed with their knowledge and expertise in the Ketamine/Spravato space. They have helped us navigate this complex marketing/advertising space and have fantastic ad copy for those who need it. Really appreciate what the owners Jake and Steve have done for our practice!

    • Robert Miller
      Robert Miller Review from Google
      5.0 ★

      Robert Miller's Review Sourced from Google

      We have tried several marketing agencies and these guys are hands down the best. Their communication, suggestions, and professionalism is unlike any other company. Jake and Steve are great to work with! They have nearly doubled our conversion rate.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
    Visit Website View Profile
    5.0 5.0 (18)

  • Digitsbits

    Digitsbits: Crafting Websites That Work, Wow, and Win.

    Digitsbits is a web design and digital marketing agency based in Los Angeles thats all about creating websites that look great and actually perform well. We also whip up online strategies that fit your business like a glove. From SEO and PPC to social media marketing and custom web development, were here to...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Portfolios Count
    2 Projects Listed

    Digitsbits Services

    • SEO
    • Digital Marketing
    • Web Development
    • WordPress Website Design
    • Web Design
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • BlueHost
    • TicketsCandy
    • Dimora Interior
    • Proton VPN
    • Bauco Entertainment
    Data sourced from the agency's DesignRush profile
    Visit Website View Profile

  • Clarity

    Websites for the Places People Call Home

    Websites for Real Estate, Multifamily Apartments, and RV Parks — Designed to be found, answer questions, build trust, and move people to a decision...

    Location
    Fremont, California
    Number of Employees
    Under 49

    Clarity Services

    • Web Design
    • WordPress Website Design
    • UI/UX Design
    • Digital Strategy
    • Digital Marketing
    • SEO
    • AEO
    • Branding
    • Graphic Design
    • Content Marketing
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Vic Joshi Mortgage
    • Pimentel Paving Inc.
    • Alameda Park Apartments
    • New Brighton Place Apartments
    • AliisaMazariegos Luxury Property Specialist
    • Fabrice Nye Ph.D.
    • JW Financial Advisors
    • Premier Homes & Country Estates
    • The Mallory Apartments
    • Leisure Lakes RV Resort
    Data sourced from the agency's DesignRush profile
    Visit Website View Profile

  • The Fields Agency

    We Build Brands, Experiences, and Scalable Systems

    The Fields Agency is a digital marketing agency that helps established and startup businesses alike reach their full potential. We specialize in delivering creative solutions to maximize brand visibility, engagement, and conversions. Our mission is to provide data-driven strategies that generate real results...

    Location
    Elk Grove, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $1,000 - $10,000

    The Fields Agency Services

    • Web Development
    • Web Design
    • UI/UX Design
    • SEO
    • Digital Marketing
    • PPC
    • CRO
    • Mobile App Development
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Pinnacle Pest Control
    • The Glass Guru
    • Leading Resources, Inc.
    Data sourced from the agency's DesignRush profile
    Visit Website View Profile

  • SimpliCreative

    A Team Built Around Care And Clarity.

    SimpliCreative combines brand strategy foundations with technical expertise in WordPress and MarTech integrations to build trust, capture high-intent demand, and track what's actually driving revenue. Established in 2003 in San Diego, California...

    Location
    San Diego, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $150/hr
    Minimal Budget
    $1,000 - $10,000

    SimpliCreative Services

    • Digital Marketing
    • Web Design
    • Web Development
    • WordPress Website Design
    • UI/UX Design
    • CRO
    • Content Marketing
    • SEO
    • Branding
    • Market Research
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Bridge To Treatment
    • Hively
    • Firehawk
    • Fischer & Wieser
    • Smokey Mo's BBQ
    Data sourced from the agency's DesignRush profile
    Visit Website View Profile

  • PureForm Creative

    Custom Built Websites No Templates.

    High-impact. Custom-built. Clean and simple. We're a Webflow-only agency specializing in fully custom websites built from the ground up – no templates, no shortcuts. What sets us apart is our full suite of in-house creative services: professional photography, video production, drone work, and graphic...

    Location
    Santa Ana, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $75/hr
    Minimal Budget
    Under $1,000

    PureForm Creative Services

    • Web Design
    • Creative Services
    • Video Production
    • Audio Production
    • Web Development
    • WordPress Website Design
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • SDA Creative
    • Knowledge by Niki
    • Bellissimo Salon
    • Advanced GeoSolutions
    Data sourced from the agency's DesignRush profile
    Visit Website View Profile

  • Endertech

    Beautiful & Functional Digital Solutions That Deliver ROI

    Endertech (endertech.com, 310.400.0800) is a full-service web and software development company near Los Angeles since the year 2000 providing custom design, e-commerce, software development, and online marketing support. “If you can dream it; We can build it”...

    Location
    Torrance, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $150/hr
    Minimal Budget
    $1,000 - $10,000

    Endertech Services

    • Digital Services
    • Web Development
    • Web Design
    • eCommerce Development
    • Software Development
    • WordPress Website Design
    • Mobile App Development
    • Digital Strategy
    • Digital Marketing
    • eCommerce
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Doyle
    • Honeybee Health
    • Milk Jar Cookies
    • NEFCO
    • Score Sports
    • United Oil
    • Natural Curiosities
    • Pick My Solar
    • Alliance for Children's Rights
    • The Metiri Group
    Data sourced from the agency's DesignRush profile

    Endertech Reviews & Testimonials

    • Adi Cohen
      Adi Cohen Review from Google
      5.0 ★

      Adi Cohen's Review Sourced from Google

      Gabe and his team were very creative and professional in designing our website. they listened to what we want and created a website that met our goals. Pleasure to work with them

    • amy nguyen
      amy nguyen Review from Google
      5.0 ★

      amy nguyen's Review Sourced from Google

      We needed to create a project for our online pharmacy platform and found Endertech on the web. Gabe Richards and Cheyne Phillips were extremely professional, friendly, informative, and responsive to our needs and questions. Beyond their technical expertise and vast experience, this team is creative, solutions oriented, engaging and incredibly easy to work with. We highly recommend Endertech to anyone looking for website developments and IT solutions.

    • Bill Corley
      Bill Corley Review from Google
      5.0 ★

      Bill Corley's Review Sourced from Google

      I engaged Endertech to make my vision of a niche marketing website a reality. The team at Endertech were creative in finding solutions to accomodate my specific functionality and look and feel desires for site throughout the development stages and delivered a product beyond my initial expectations. I was "wowed" by the end result. I will be continuing to put my trust in this organization for more of their very capable consultation and services as the site launches and ramps.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
    Visit Website View Profile
    4.6 4.6 (19)

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