Collaborate with top .NET development companies in the United States to modernize, streamline, and scale your systems through custom .NET development.

We Compiled the Best USA .Net Development Companies for You

24 Companies-Rankings updated: October 26, 2026

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 × .Net Development × NFT ×Clear Filters
  • Trusted Technology Solution Partner

    Newwave Solutions builds custom web, mobile, and enterprise software from Vietnam, with over 800 projects across fintech, healthcare, and eCommerce. Its 300+ engineers cover Java, React, and Flutter. Best fit for companies needing cost-effective offshore development with Asia-Pacific market experience...

    Top Services:

    • Mobile App Development
    • Web Development
    • Software Development
    • Blockchain
    • Staff Augmentation
    • Show more
    Location
    Texas City, Texas
    Number of Employees
    500 - 999
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    16 Projects Listed
  • Lionwood.software

    VerifiedVerified by the DesignRush team for authenticity and credibility.
    Find the perfect solution

    Lionwood.software is a software development company founded in 2017 that builds digital products through long-term, collaborative partnerships with organizations across Europe and North America. The company combines strong engineering expertise with a human-centered approach focused on transparency,...

    Top Services:

    • Software Development
    • Mobile App Development
    • Web Development
    • Blockchain
    • Staff Augmentation
    • Show more
    Location
    Newark, Delaware
    Number of Employees
    50 - 99
    Average Hourly Rate
    $35/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    19 Projects Listed
  • Think Big. Think The Apptitude - We build apps that build your business.

    Think Big. Think The Apptitude. This is not merely a slogan - we welcome challenges and deliver sustainable results as per the needs and timeline of clients. From startups to established businesses, The Apptitude has been helping brands succeed in the AI and digital world for well over 9 years...

    Top Services:

    • Software Development
    • Mobile App Development
    • Blockchain
    • AI Development
    • eCommerce Development
    • Show more
    Location
    Houston, Texas
    Number of Employees
    100 - 249
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    8 Projects Listed
  • Your Partners in Success.

    Quest Global Technologies is a global leader in development & consultation of cutting-edge Blockchain, Metaverse, AR/VR, QA, Automation, Salesforce & Web3 advancements...

    Top Services:

    • Blockchain
    • AI Development
    • Digital Marketing
    • IT Services
    • Software Testing
    • Show more
    Location
    Gilbert, Arizona
    Number of Employees
    100 - 249
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    6 Projects Listed
  • Your AI-powered Engineering Partner

    Our passion drives us to deliver as a full-service software development company, guiding global enterprises through digital transformation. Exceptional attention to detail distinguishes our handling of AI-driven solutions, data analytics, and enterprise automation for measurable results...

    Top Services:

    • Software Development
    • Web Development
    • Mobile App Development
    • Big Data Analytics
    • eCommerce Development
    • Show more
    Location
    Potomac, Maryland
    Number of Employees
    250 - 499
    Average Hourly Rate
    $40/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    69 Projects Listed
  • Website & application development

    Promodex is your long-term digital partner. We deliver UI/UX design, front/back-end development, marketing (SEO, SMM, PPC), support, automation, and custom CRM/ERP solutions. 12+ years of experience. Need a turnkey solution? Lets talk!...

    Top Services:

    • Web Development
    • eCommerce Development
    • WordPress Website Design
    • Web Design
    • Mobile App Development
    • Show more
    Location
    Cheyenne, Wyoming
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    20 Projects Listed
  • Delivering Innovative Technology Solutions

    Nevina Infotech is an award winning Mobile & Web Application development company serving clients across the globe. Our goal is to offer our clients innovative solutions. We are renowned for our expert level high tech custom Web App development, Mobile App development and digital marketing services...

    Top Services:

    • Mobile App Development
    • Web Development
    • Software Development
    • IoT
    • Blockchain
    • Show more
    Location
    Decatur, Georgia
    Number of Employees
    50 - 99
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    31 Projects Listed
  • Creating Stunning Web and Mobile Apps

    Cleveroad is a leading provider of web and mobile solutions that cater to diverse industries and budgets. With a global team of skilled IT professionals and expertise earned from developing 500+ custom apps, we offer end-to-end development services, UI/UX design, cloud-based solutions, and advanced...

    Top Services:

    • Software Development
    • Staff Augmentation
    • IoT
    • IT Services
    • Mobile App Development
    • Show more
    Location
    Claymont, Delaware
    Number of Employees
    50 - 99
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    12 Projects Listed
  • We Build Games That Players Love.

    Double Coconut is a San Franciscobased boutique game development studio founded in 2012. The agency specializes in full-service game design and co-developmentfrom casual mobile and web titles to casino, mid-core, and Web3 games. Their projects have reached over 5 million players and generated...

    Top Services:

    • Software Development
    • Web Design
    • Mobile App Development
    • Blockchain
    • Show more
    Location
    San Francisco, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    8 Projects Listed
  • Zajno Crew

    Award WinnerRecipient of a Best Design Award for outstanding work.
    The Design and Development Studio That Translates Your Personality Through Digital Experiences

    Zajno is an international digital design and development studio. We translate your personality through digital experiences and even more. Our forte is to create unconventional websites and apps with cutting-edge custom graphics, photos, videos, and animations...

    Top Services:

    • Web Design
    • UI/UX Design
    • Web Development
    • Product Design
    • Mobile App Development
    • Show more
    Location
    Lewes, Delaware
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    25 Projects Listed
  • Global AI, Blockchain & Custom Software Experts

    Bitsclan offers AI/ML, chatbots, AI agents automation, blockchain and custom software development services. Partner with top-rated developers and grow faster...

    Top Services:

    • eCommerce Development
    • AI Development
    • Blockchain
    • Software Development
    • Mobile App Development
    • Show more
    Location
    New York City, New York
    Number of Employees
    100 - 249
    Average Hourly Rate
    $40/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    2 Projects Listed
  • Powering Innovation. Enabling Change.

    From design to deployment, Claritus delivers secure, scalable, and user-friendly applications backed by 24/7 support...

    Top Services:

    • Web Development
    • Mobile App Development
    • DevOps Consulting
    • Cloud Consulting
    • IT Services
    • Show more
    Location
    New York City, New York
    Number of Employees
    100 - 249
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $10,000 - $25,000
  • Design! Develop! Decentralize!

    Blocktunix distinguishes itself as a leading blockchain development company, recognized for its excellence in the field. Our team of highly skilled and adept blockchain developers ensures the consistent delivery of robust and dependable blockchain solutions...

    Top Services:

    • Blockchain
    • Mobile App Development
    • IoT
    • VR/AR
    • AI Development
    • Show more
    Location
    New York City, New York
    Number of Employees
    100 - 249
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    8 Projects Listed
  • Custom Software Development, Mobile App Development and Blockchain Development Company

    CDN Solutions Group is a leading Blockchain development company, Custom Software, Web and Mobile App development services in USA, AU, and India. We are an ISO 9001:2015 certified IT Solutions Provider company delivering innovative services globally...

    Top Services:

    • Blockchain
    • Mobile App Development
    • Software Development
    • AI Development
    • IoT
    • Show more
    Location
    Phoenix, Arizona
    Number of Employees
    250 - 499
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    10 Projects Listed
  • Enterprise AI Solutions | Scalable . Flexible. Sustainable

    Seasia Infotech is a global AI-powered digital engineering company with 25+ years of experience delivering custom software, AI solutions, cloud applications, mobile apps, and enterprise platforms. We help businesses accelerate innovation, improve efficiency, and drive digital transformation...

    Top Services:

    • Software Development
    • Mobile App Development
    • Web Development
    • AI Development
    • Big Data Analytics
    • Show more
    Location
    Emeryville, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    68 Projects Listed
  • Making Things Easier

    Synthesizing Modern Trends with Contemporary Approaches...

    Top Services:

    • Web Design
    • Web Development
    • Digital Marketing
    • Social Media Marketing
    • Mobile App Development
    • Show more
    Location
    New York City, New York
    Number of Employees
    50 - 99
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    8 Projects Listed
  • All-in-One Crypto & Blockchain Marketing Agency

    ICODA is a Digital Agency. We have been working on the crypto industry market since 2017 and have already participated in the launch of 50+ international projects...

    Top Services:

    • Digital Marketing
    • CRO
    • SEO
    • Social Media Marketing
    • Blockchain
    • Show more
    Location
    Bellevue, Washington
    Number of Employees
    Under 49
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    13 Projects Listed
  • Giving Shape to Your Dreams

    CodeAegis is a leading software development company committed to delivering excellence in every project. With a global presence in UAE, USA, Kuwait, and India and eight years of experience, we have been providing innovative digital solutions that reflect our dedication to quality...

    Top Services:

    • Mobile App Development
    • Software Development
    • Blockchain
    • IoT
    • AI Development
    • Show more
    Location
    Irving, Texas
    Number of Employees
    100 - 249
    Average Hourly Rate
    $35/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    18 Projects Listed
  • Empowering Ideas, Elevating Businesses.

    Digital Cyber Nation (DCN) is your one-stop solution for all things digital, offering services from logo design to advanced software development. We blend creativity, technology, and innovation to deliver customized solutions for businesses worldwide...

    Top Services:

    • Graphic Design
    • Logo Design
    • Branding
    • Web Design
    • Web Development
    • Show more
    Location
    Aurora, Illinois
    Number of Employees
    50 - 99
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
  • Your Vision Is Our Mission

    Fire Bee Techno Services is an ISO-certified AI And Blockchain development company with a proven track record of 500+ successful projects. We are dedicated to turning innovative ideas into impactful solutions...

    Top Services:

    • Mobile App Development
    • Digital Marketing
    • Web Development
    • Graphic Design
    • Blockchain
    • Show more
    Location
    Fort Lauderdale, Florida
    Number of Employees
    250 - 499
    Average Hourly Rate
    $49/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
  • Empowering Innovation Through Code

    TelGates is an AI, Blockchain, and Web3 development company that helps businesses build modern digital solutions, including smart contracts, DeFi platforms, AI automation tools, LLM-based applications, RWA tokenization systems, and custom software products. We work with startups, enterprises, and...

    Top Services:

    • Blockchain
    • Mobile App Development
    • AI Development
    • IoT
    • Wearables
    • Show more
    Location
    Wyoming, Pennsylvania
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $1,000 - $10,000
  • Unleash Your Digital Potential with Crocoapps!

    Crocoapps: A Decade of Excellence in Game and App Development. From React Native to Unity 3D, we deliver turnkey solutions for your digital ventures. Our mission is to create cutting-edge products and lead the global IT market. With a focus on quality, transparency, and continuous growth, we provide...

    Top Services:

    • Mobile App Development
    • VR/AR
    Location
    New York City, New York
    Number of Employees
    100 - 249
    Average Hourly Rate
    $35/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    100 Projects Listed
  • Certified Microsoft Partner

    DesireInfoWeb is a Microsoft-focused consulting and technology services company that helps organizations improve productivity, collaboration, and digital transformation through AI and Microsoft 365 solutions...

    Top Services:

    • Web Development
    • eCommerce Development
    • SEO
    • Digital Marketing
    • Social Media Marketing
    • Show more
    Location
    Elgin, Illinois
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    Under $1,000
  • Team of Creative Designers And Developers.

    Creating fusion of visual design and technology to make awesome products that feel great on every desktop and mobile device also perform efficiently with minimum resource utilization and maximum performance...

    Top Services:

    • Web Design
    • Web Development
    • UI/UX Design
    • eCommerce Development
    • AI Development
    • Show more
    Location
    Sheridan, Wyoming
    Number of Employees
    50 - 99
    Average Hourly Rate
    $25/hr
    Minimal Budget
    Under $1,000

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Agencies vetted
129,656+
2

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

Applicants rejected
47%
3

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Agencies verified
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Frequently Asked Questions

What services does a .NET development company in the United States provide?

A .NET development company in the United States provides full-cycle custom software, website, mobile app, and cloud development using the .NET framework and ecosystem. Specifically, they offer the following: 

  • Software audit: Analyzing the software performance, identifying issues, and creating strategies for improvements 
  • .NET modernization: Updating the solution’s codebase, infrastructure, UI/UX design, and other functionalities to the latest standards and technologies 
  • .NET migration: Securely transferring documents and data to a .NET software while minimizing disruption to core business processes 
  • Cross-platform development: Crafting applications that can seamlessly function on iOS, Android, Windows, and Linux devices using a single base code 
  • Custom APIs: Unifying systems by integrating .NET software with other apps and solutions 
  • Enterprise solution development: Producing custom customer relationship management (CRM), finance, and inventory systems based on .NET and Windows apps 
  • .NET consulting: Providing expert advice on optimizing the use of the .NET ecosystem and enhancing current technologies 
  • Maintenance and support: Continuously monitoring performance, resolving issues, and updating .NET applications to ensure they remain fully functional 

How much does it cost to develop a .NET solution in the United States?

On average, a .NET solution in the United States costs between $20,000 and $100,000. The final price will depend on the software type, core features and functions, project timeline, compliance requirements, and team expertise.  

Here’s an estimation of .NET project costs: 

  • Websites: $10,000-$200,000 
  • Desktop software: $20,000-$150,000 
  • Mobile apps: $20,000-$150,000 
  • Enterprise solutions: $50,000-$1,000,000 
  • Game development: $10,000-$1,000,000 
  • eCommerce apps: $10,000-$200,000 

How long does a .NET development company in the United States take to complete a project?

Typically, a .NET development company in the United States takes about 2 to 6 months to complete a project. However, the timeline will ultimately depend on project scope and complexity, development methodology (agile, waterfall, and scrum), and team size. 

Below is a timeline breakdown: 

  • Research, discovery, and design: 2-4 weeks 
  • Development: 4-12 weeks 
  • Testing: 2-6 weeks 
  • Launch: 1-2 weeks 

How do I choose the right USA .NET development company?

To choose the right USA .NET development company for your business, consider the following steps: 

Outline project goals, timeline, budget, target users, and technical requirements 

  1. Examine the agency’s service range and technical proficiency, especially in related technologies like ASP.NET, MVC, and Web API 
  2. Identify if the agency has case studies and portfolios on projects similar to yours 
  3. Read the agency’s positive and negative client reviews to assess its customer service strengths and weaknesses 
  4. Seek out awards, recognitions, and certifications 
  5. Send a request for proposal (RFP) to your top 5-8 candidates 
  6. Schedule an introductory meeting and inquire about security measurements, IP rights, and development approach 
  7. Select a US .NET development company that aligns with your budget, project requirements, and company culture 

Struggling to find a US .NET company? Visit our Marketplace and send your project requirements. We will match you with companies that best meet your criteria — at no cost! 

How do USA .NET development companies ensure quality results?

USA .NET development companies ensure quality results by implementing a comprehensive quality assurance (QA) strategy customized to your specific business objectives. The strategy typically includes a series of tests to verify the software’s end-to-end functionality, usability, security, interoperability, and durability. It also helps ensure that the final product aligns with your business requirements and meets industry standards. 

Here are some of the QA tests that US .NET development companies employ: 

  • Unit testing: Examines the software’s individual components, including module behavior, code-level functions, and error handling 
  • User acceptance testing: Simulates real-world usage, such as user interaction and how well the app integrates with business processes and workflows 
  • Integration testing: Assesses how the different system components interact with each other, including how data flows and how third-party systems work together 
  • Regression testing: Analyzes the stability and functionality of the app after a bug has been fixed