November 15, 2024 - UI/UX Design

Top UI/UX Design Agencies in the US for Functional Design | 2025

A user’s first impression of your brand often comes through design. It’s not just about how a website or app looks, but how it feels, works and helps people get what they need. To bring these visions to life, companies turn to specialized UI/UX design agencies that know how to create functional and creative designs.

This article highlights some of the top UI/UX design agencies in the US, each celebrated for creating designs that work as great as they look. These agencies know how to transform ideas into user-friendly experiences. Let’s take a look at these agencies and how they can help you turn your ideas into beautifully functional digital experiences.

Top UI/UX Design Agencies in the US for 2025

These agencies are at the forefront of UI/UX design, creating intuitive, engaging, and functional digital experiences. Here’s a closer look at each one:

1. Clay

top UI/UX design agencies in the US

Location: San Francisco, CA

Clay is a San Francisco-based design studio known for creating minimalist designs with a focus on user-centric experiences. They pride themselves on creating sleek, beautiful, and highly functional products. Clay’s approach combines bold design with a deep understanding of how people use digital products, ensuring that their designs are not just aesthetically pleasing but also easy to use.

Notable clients: Facebook, Google, Snapchat, Coca-Cola, and Samsung.

Why they stand out: Clay is particularly known for its clean, streamlined designs that prioritize usability. They often work with tech giants and established brands, helping them build digital experiences that resonate with users.

2. Frog

Location: San Francisco, CA (Global Offices)

With a legacy in design and innovation, Frog is a global design consultancy that works with clients across industries to create digital experiences that transform businesses. Frog blends strategic consulting with cutting-edge design to build user-centric products and services that deliver lasting value. They’re known for their research-driven approach and ability to align design with business objectives.

Notable clients: Disney, GE, Microsoft, and SAP.

Why they stand out: Frog brings a combination of creative design and business strategy to the table, making them one of the most influential players in the design world. Their global presence and diverse portfolio make them a top choice for enterprise-level projects.

Useful read: Why Invest in Design? The Secret to Business Success in 2025

3. Goji Lab

Location: Los Angeles, CA

Goji Labs is a product design and development studio that focuses on creating mobile apps and digital products that are both user-friendly and high-performing. Based in LA, Goji Labs specializes in building apps that solve real-world problems, with a heavy focus on user feedback and iterative design processes. They work closely with startups and established brands alike to bring their products to life.

Notable clients: WWF, WHO, USC and several innovative startups.

Why they stand out: Goji Labs combines creativity with technology, focusing on building scalable and high-performance products. Their emphasis on startup-friendly services makes them a great choice for emerging companies.

4. Neuron

Location: San Francisco, CA

Neuron is a design studio based in San Francisco that prides itself on creating thoughtful, research-driven UI/UX designs. They work with both large enterprises and startups to craft digital experiences that are visually stunning while remaining functional and intuitive. Neuron’s focus on deep research allows them to design solutions that are not only aesthetically appealing but also deliver real value to users.

Notable Clients: Hootsuite, Vendr and Vivint.

Why They Stand Out: Neuron is known for its thorough research process and ability to align design with both user needs and business objectives. They deliver digital products that users can trust and love.

5. RNO1

Location: San Francisco, CA

RNO1 is a design agency that creates high-quality, custom digital experiences for brands across various industries. Known for its creative approach to UI/UX, RNO1 combines strategy, design, and technology to create user experiences that are both beautiful and functional. They work with companies to ensure that their digital products are aligned with their brand vision while also delivering seamless experiences for users.

Notable clients: Airbnb, Google, Disney and Microsoft.

Why They Stand Out: RNO1’s emphasis on blending creativity with functionality makes them a strong choice for companies looking to create digital experiences that stand out while remaining highly usable.

6. Duck Design

Location: Portland, OR

Duck Design is a Portland-based agency known for its expertise in creating beautifully crafted, functional digital products. They work closely with brands to build digital experiences that resonate with users and meet their business goals.

Notable Clients: Nike, Google, and Burger King.

Why They Stand Out: Duck Design is known for creating minimalist designs that focus on functionality and ease of use, making it a great choice for companies that want a clean, user friendly interface.

7. Ramotion

Location: San Francisco, CA

Ramotion is a design agency based in San Francisco that works with innovative startups and tech companies to create outstanding digital experiences. They specialize in both web and mobile design, focusing on creating experiences that are visually appealing and user-friendly. Ramotion has built a reputation for its creative approach to problem-solving and design.

Notable clients: Adobe, Firefox, Stripe, Netflix, Bitmoji and Salesforce.

Why they stand out: Ramotion’s ability to work with high-tech startups and create cutting-edge designs makes them a top choice for businesses that want to stay ahead of the competition.

8. Huemor

Location: Pittsburgh, PA

Huemor is a design agency that creates websites and digital experiences that blend creative design with high functionality. Based in Pittsburgh, they focus on crafting responsive, user-friendly websites that not only look great but also perform seamlessly. Huemor’s team takes a highly collaborative approach, working closely with clients to ensure their vision is brought to life through every aspect of the design process.

Notable Clients: Jack Daniel’s, Four Seasons, Staples, and the University of Pittsburgh.

Why They Stand Out: Huemor is known for their ability to merge creative web design with strategic thinking, making sure that every design is not only visually stunning but also optimized for performance. Their focus on user experience and client collaboration sets them apart from others in the industry.

9. Digital Silk

Location: Miami, FL, with offices in New York, NY, and Milan, Italy

Digital Silk is a full-service digital agency with a strong emphasis on creating user experiences that drive measurable results. They specialize in branding, website design, app development, and digital marketing, catering to both enterprise and startup clients across various industries. Digital Silk’s design approach combines creativity with data-driven insights to craft unique digital experiences that engage users and support business goals.

Notable clients: HP, Microsoft, Sony, and Xerox.

Why they stand out: Known for their strategic approach to digital projects, Digital Silk excels at aligning design with business objectives, helping clients grow their digital presence. Their combination of branding expertise and technical skill makes them a top choice for businesses looking for a well-rounded digital strategy.

10. Work & Co

Location: Brooklyn, NY, with offices in Portland, San Francisco, and Copenhagen

Work & Co is a renowned digital agency that emphasizes a design-driven approach to create seamless digital products. They work with leading brands to design, develop, and launch experiences that are both beautiful and highly functional. With a collaborative and hands-on methodology, Work & Co focuses on helping companies build products that are easy to use and offer a great user experience, from apps and websites to broader digital platforms.

Notable clients: Apple, Lyft, Mailchimp, and Google.

Why they stand out: Work & Co has a reputation for working with some of the most well-known brands globally and is known for its ability to deliver streamlined, impactful designs. Their team’s dedication to every detail in the user experience journey makes them a go-to agency for brands seeking premium, user-centered digital products.

Conclusion 

Choosing the right UI/UX agency means finding a partner who understands your brand’s needs, user expectations, and functional design principles. Whether it’s creating beautiful mobile apps, developing intuitive websites, or building memorable digital experiences, these agencies have proven they’re at the top of their game.

If you’re ready to make your vision a reality, consider one of these leading agencies. Each one has the experience, creativity, and expertise to bring functional design to life, ensuring your users have an unforgettable experience.