Top Responsive Web Design Agencies in California

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Responsive Website United States California

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Top Featured Responsive Web Design Agencies

Poterby Tech
(0 review)
Making brands matter
Welcome to Poterby Technologies, where innovation meets execution. We are a leading software development agency committed to transforming ideas into scalable and impactful digital solutions. With a passion for technology and a focus on excellence, we empower startups, businesses, and organizations to thrive in the digital age.
Looking for work in Responsive Web Design
Located in Lagos, Nigeria
From €1,000 for Responsive Web Design
Worked in Retail (+1)
Speaks English
1-10 members
The Weather
4.9
(42 reviews)
No-nonsense digital transformation for forward-thinking brands
Highly recommended
Top awarded
🇬🇧 The Weather is an award-winning digital agency and one of Germany's top-ranking companies for web design and web development . Based in Berlin, delivering worldwide. We have created over 200 websites for tech startups, green energy clients, democracy-focused NGOs, and progressive brands. Their digital transformation has paid for itself — and yours should too. The Weather is the #1 web design company in Germany on Clutch. Seven of our websites received niminations on Awwwards.com. Our web experiences change entire businesses, one website at a time. See the proof. Web design Our high-impact design websites and digital experiences are designed to spark action and build momentum. Discovery & digital advisory Websites UI/UX Figma Web apps Mobile apps Motion design 3D animations Web development We develop future-proof websites and software that are result-oriented and easy to live with. WordPress and Elementor Webflow Jamstack, Headless CMS Mobile apps Web apps Support and maintenance Brand construction With a strong focus on storytelling, we craft distinctive brand and product identities that stand out. Brand guidelines Brand book Idea making Copywriting Illustration Graphic and print design
Looking for work in Responsive Web Design
Located in Berlin, Germany
From €1,000 for Responsive Web Design
Worked in Media (+24)
Speaks English, Catalan(+7)
11-50 members
BluePixel
5
(38 reviews)
Building digital platforms that fuel business impact
Top awarded
BluePixel is a technology, UX/UI, and artificial intelligence company specializing in designing, developing, and evolving digital platforms that generate real business impact. We help corporate companies, scaleups, and organizations with complex digital challenges to transform their products, websites, applications, and internal platforms into more efficient, scalable, and profitable experiences. Our approach combines product strategy, user research, UX/UI design, software development, technological architecture, analytics, and artificial intelligence in a single multidisciplinary team. Unlike a traditional agency, at BluePixel we don't just design interfaces or build software: we create digital systems prepared to grow, measure their performance, and continuously evolve based on real data. With over 10 years of experience and 200 projects developed. BluePixel has supported leading companies in creating high-impact digital solutions. Our promise is simple: develop people-centric platforms focused on return on investment and powered by artificial intelligence.
9 works in Responsive Web Design
Located in Miguel Hidalgo, Mexico
From €10,000 for Responsive Web Design
Worked in Sports (+31)
Speaks Spanish, English
51-200 members
Duck.design
4.7
(29 reviews)
You need design done. Just get it!
Highly recommended
Top awarded
Your brand designs are too important to be left in the hands of unreliable freelancers or expensive creative agencies. Why not hire an experienced, full-time designer who knows you by name and your brand by heart? Since its creation, Duck.design has been able to capitalize on a number of areas that currently constitute its strength: - Logo, Brand Guide, Style Guide; - Graphic Design; - Web Design; - UI/UX Prototyping; - 3D Design; - Game design; - Explainer Video, 2D Animation, GIF.
Looking for work in Responsive Web Design
Located in Greater London, United Kingdom
From €1,000 for Responsive Web Design
Worked in Banking & Financials (+8)
Speaks English
51-200 members
M TECHUB LLC
5
(10 reviews)
AI, Mobile App & Software Development Company
Highly recommended
Top awarded
M TECHUB LLC is a US-based AI development, mobile app development, custom software development, and IT staff augmentation company. We help startups, SaaS companies, and enterprises build scalable digital products, automate business processes, and extend their engineering teams. Our AI development services include AI agents, AI chatbots, generative AI applications, RAG systems, voice assistants, workflow automation, and OpenAI API integrations. Our engineers work with Python, FastAPI, LangChain, LlamaIndex, vector databases, and leading large language models. We design and develop mobile applications for iOS and Android using React Native, Flutter, Swift, Kotlin, Firebase, and cloud technologies. Our mobile development experience covers fintech, healthcare, real estate, logistics, eCommerce, education, fitness, social networking, and SaaS platforms. Our custom software development team builds SaaS applications, enterprise software, web platforms, marketplaces, dashboards, APIs, CRM systems, and cloud-based business solutions using React.js, Next.js, Node.js, TypeScript, PostgreSQL, MongoDB, AWS, and Google Cloud. Through our IT staff augmentation services, companies can hire dedicated AI engineers, mobile developers, full-stack developers, DevOps engineers, QA specialists, UI/UX designers, and project managers. We offer flexible full-time, part-time, and dedicated-team engagement models. M TECHUB LLC provides complete product delivery, including strategy, UI/UX design, software architecture, development, testing, deployment, maintenance, and technical support. Our teams serve clients in the United States, United Kingdom, Canada, Europe, the Middle East, and other global markets.
Looking for work in Responsive Web Design
Located in Loudoun County, United States (+2)
From €3,000 for Responsive Web Design
Worked in Banking & Financials (+7)
Speaks English, Arabic(+3)
51-200 members
U1CORE
5
(12 reviews)
U1CORE — A product studio for multi-sided platforms. Marketplaces, exchanges, auctions, fundraising
Highly recommended
Top awarded
YOUR PARTNER TO BUILD MULTI-SIDED PLATFORMS $720M moved through one platform we built. Millions of live listings on another. 300+ products shipped. 🔔 Book a free call: https://calendly.com/hello-u1core/30min 🌐 https://www.u1core.com/ What you get We do: the full platform. Multi-role flows, payments, trust & safety, admin tooling, infrastructure that holds at peak load. You get: a product decision-makers trust on first impression, and users who move through it without friction. So you can: grow revenue, close your round, automate operations, and charge a premium. Services Product Design: UI/UX, design systems, prototyping, platform-native patterns for marketplaces, auctions, exchanges, donation flows. Product Engineering: React, Next.js, Vue; Node.js, Python, .NET; mobile, payments, multi-role architecture, admin tooling, DevOps. Discovery & Strategy: cold-start strategy, trust & safety, take-rate modeling, MVP scoping, UX audits. Custom Development: marketing sites and landing pages for platform companies. Why founders pick us One lane. Marketplaces, exchanges, auctions, donation platforms. We already know how products in your category delivered. We lead. We arrive with a point of view, flag what won't work, and explain why. One team, kickoff to launch. The product you ship is the product we built. Twice the pace. Six weeks where others quote three months. $720M+ processed. CSS Design Awards (2× Site of the Day, 4× Best UX, 4× Best UI, 4× Best Innovation, 4× Special Kudos), Orpetron, TOP 10 on Dribbble. 300+ clients, and the ones who matter come back. If your product only works when two sides of a market trust it at the same moment, that's our entire job. Let's talk.
Looking for work in Responsive Web Design
Located in London, United Kingdom
From €5,000 for Responsive Web Design
Worked in E-commerce (+15)
Speaks English
11-50 members

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