Partner with top UI/UX design companies in the USA to create research-backed, conversion-focused digital experiences that drive engagement, retention, and revenue. Select from our directory of companies reviewed by 12 industry experts based on over 4,000 verified client reviews.
List of the best UI/UX Design Companies in the USA
5 Companies-Rankings updated: September 03, 2026
Every US UI/UX agency featured on DesignRush is evaluated for UX strategy, design quality, and verified client feedback. Some featured placements may be paid.
A SaaS Revenue-focused Product UI UX Design Agency
We are a SaaS redesign agency focused on increasing onboarding, reducing churn, and improving activation within 60 days and a fixed budget. Saasfactor is a product design agency focused on driving revenue for SaaS businesses through UX optimization. By improving onboarding experiences and reducing churn by up...
Top Services:
Product Design
UI/UX Design
Location
Delaware City, Delaware
Number of Employees
Under 49
Average Hourly Rate
$40/hr
Minimal Budget
Under $1,000
Portfolios Count
8 Projects Listed
Saasfactor Services
Product Design
UI/UX Design
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Where cutting-edge technology meets strategic brilliance. We craft custom digital solutionsSEO, software, apps, and websitesdriving local impact with a global vision. Transform your digital journey with us...
Top Services:
Web Development
Digital Marketing
Graphic Design
UI/UX Design
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Location
West Bloomfield Township, Michigan
Number of Employees
50 - 99
Average Hourly Rate
$30/hr
Minimal Budget
Under $1,000
Portfolios Count
1 Project Listed
Ignite & Infinite Private Limited Services
Web Development
Digital Marketing
Graphic Design
UI/UX Design
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
IT Advisors Online (ITAdOn) is a growing team of technology experts who are passionate about helping companies like yours boost their effectiveness. Join ITAdOn today and grow your business. When you succeed, we succeed!...
Top Services:
IT Services
Managed Services
HR Outsourcing
UI/UX Design
IT Compliance Solution
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Location
Philadelphia, Pennsylvania
Number of Employees
Under 49
Average Hourly Rate
$10/hr
Minimal Budget
Under $1,000
Portfolios Count
1 Project Listed
ITAdOn IT Solutions Services
IT Services
Managed Services
HR Outsourcing
UI/UX Design
IT Compliance Solution
Cybersecurity
Cloud Consulting
Phone Answering Services
Staff Augmentation
CRM Consulting
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
IT Industry
Staffing Industry
Standard Technology
Data sourced from the agency's DesignRush profile
ITAdOn IT Solutions Reviews & Testimonials
Riel Review from Google
5.0★
Riel's Review Sourced from Google
I've had my ups and downs hiring various IT professionals to assist in our tech operations. A trusted friend recommended this firm, and since then, I haven't looked back. Dealing with ITAdOn has been delightful; they have been our most reliable partner so far, and no provider I've ever hired has come close in terms of responsiveness, accountability, and professionalism.I've achieved great results with them, receiving fantastic IT support and meeting our recruiting needs. Huge thanks to the ITAdOn team for helping us scale our business.
Donald Romeo Review from Google
5.0★
Donald Romeo's Review Sourced from Google
I have been very satisfied with the IT Support we have received from ITAdOn. ITAdOn has helped us build a secure IT infrastructure that gives us peace of mind (especially where there are a lot of cybersecurity and ransomware risks nowadays). Every staff member is very competent, responsive, and easy to work with. They treat us like their own and do whatever it takes to properly get the job done. The team members at ITAdOn are truly the professionals you want on your team helping you out when your technology snags an issue. Knowing I can rely on them, they are our go-to IT support company here in Philadelphia! I highly recommend them.
Cameron Anchondo Review from Google
5.0★
Cameron Anchondo's Review Sourced from Google
ITAdOn has been managing our IT infrastructure for the last few months and we couldn’t be happier. The technical support team is very responsive and extremely knowledgeable. I feel great that our network, server, and our workstations are up to date and running smoothly. They recently upgraded our workstations to Windows 11 which was effortless on our end and everything is working seamlessly. Very happy with their service.
Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
SiGa Systems is a digital solutions company delivering custom web apps, websites, and software with a focus on innovation, reliability, and client success...
Top Services:
Web Development
Web Design
eCommerce Development
Mobile App Development
UI/UX Design
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Location
Atlanta, Georgia
Number of Employees
Under 49
Average Hourly Rate
$12/hr
Minimal Budget
Under $1,000
Portfolios Count
7 Projects Listed
SiGa Systems Services
Web Development
Web Design
eCommerce Development
Mobile App Development
UI/UX Design
Digital Marketing
DevOps Consulting
Cloud Consulting
SEO
Branding
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Cititec
Lansa
Sencha
Brisbane Bullion
Data sourced from the agency's DesignRush profile
SiGa Systems Reviews & Testimonials
RealVikram Thorat Review from Google
4.0★
RealVikram Thorat's Review Sourced from Google
Our restaurant needed a visually appealing, easy-to-navigate website with online ordering and reservations.SiGa Systems built a fantastic platform that streamlined our customer experience.Their SEO expertise has also helped us attract more diners. A fantastic team to work with!
SOURABH MANE Review from Google
4.0★
SOURABH MANE's Review Sourced from Google
SiGa Systems developed a custom web portal for our logistics operations, making real-time tracking and fleet management effortless.Their expertise in secure web applications ensured that our data is protected while keeping everything running smoothly.Highly professional team with great attention to detail!
Nitesh Chawriya Review from Google
5.0★
Nitesh Chawriya's Review Sourced from Google
SiGa Systems transformed our FMCG business with a user-friendly online store that has helped us expand our reach. The website is lightning-fast, mobile-friendly, and integrates smoothly with our logistics system. Their offshore development team provided expert guidance, making the entire process effortless. We now have a digital presence that drives real business growth!
Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
Affordable Remote Talent For Software, Web, Design, And Support
QuantumEdge Software Inc. specializes in delivering top-notch website, software, and mobile app development services. Our team of expert developers offers innovative solutions tailored to your business needs. We also provide remote full-time developer staffing, enabling companies to access top talent without...
Top Services:
Mobile App Development
Web Design
Web Development
eCommerce Development
Digital Marketing
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Location
New York City, New York
Number of Employees
Under 49
Average Hourly Rate
$8/hr
Minimal Budget
Under $1,000
QuantumEdge Software Inc Services
Mobile App Development
Web Design
Web Development
eCommerce Development
Digital Marketing
UI/UX Design
Graphic Design
Content Marketing
Email Marketing
Software Development
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
In addition to these common services, many UI/UX design companies in the USA offer graphic design, motion design and animation, accessibility and compliance support, UX audit, and consultancy services.
What is the difference between user interface and user experience design?
A user interface design (UI design) focuses on what users see and interact with. It includes layout, typography, color, iconography, interactive components, and design systems.
On the other hand, user experience design (UX design) prioritizes how the product works for users, including user research, journey mapping, personas, problems, definition, information architecture, user flows, and usability testing and iteration.
How long do UI/UX design projects normally take?
Project timelines tend to scale with the complexity and scope of the engagement:
Smaller UX design efforts (like audits, interface refreshes, or lightweight UX engagements) are usually completed within 2 weeks to 3 months.
Standard UI/UX design projects for websites or mobile apps typically span 3 to 5 months.
Larger and more complex projects can take over 6 months.
What questions should you ask before hiring a UI UX design agency in the USA?
The following questions can help assess whether an agency is equipped to deliver meaningful, user-centered outcomes for your product.
Relevant Background
What types of products or industries do you specialize in?
Can you share UX case studies similar to my tech stack, design style, and project requirements? What were the measurable results?
How do you validate design decisions?
Services and Processes
Can you walk me through your end-to-end design process?
How do you create a design system for long-term scalability?
How do you approach quality assurance, testing, and security?
How do you address accessibility and compliance requirements?
Related to Your Project
How will you ensure that your designs align with my brand and target users?
What tools, assets, and deliverables are included in my project package? Who owns these components after product launch?
What does post-launch support or iteration look like? Does this include developer handoffs?