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

111 Companies-Rankings updated: September 03, 2026

DesignRush vets all agencies based on professional qualifications and verified customer feedback to help you choose confidently. Some featured agencies maintain paid sponsorships.

United States × .Net Development × Nonprofit ×Clear Filters
  • We Help You Connect With Your Customers

    Haketi, founded by Teylor Feliz, crafts web solutions to help businesses communicate and get more customers. We specialize in creating visually stunning, user-friendly, and responsive websites tailored to your unique business needs. Haketi provides innovative design and seamless functionality, creating a...

    Top Services:

    • Web Design
    • Graphic Design
    • Mobile App Development
    • Web Development
    • UI/UX Design
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    Location
    Lafayette, Louisiana
    Number of Employees
    Under 49
    Minimal Budget
    $10,000 - $25,000
  • Build Your Future-Ready Business With Our Digital Transformation Company

    Hegemonic is not your average IT company. We offer a full spectrum of data-driven digital solutions that blend strategy, creativity, and research to ensure all systems go for tech startups, SMEs, or entrepreneurial ventures to unlock new value for your business...

    Top Services:

    • Web Design
    • Web Development
    • eCommerce Development
    • SEO
    • Digital Marketing
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    Location
    Houston, Texas
    Number of Employees
    Under 49
    Average Hourly Rate
    $45/hr
  • We Drive Results

    Long Drive Marketing is a full-service digital marketing agency and division of Long Drive Group. We build marketing engines for businesses, nonprofits, and motorsports organizations across the U.S. from four offices in Nashville, Franklin, Washington DC, and Cheyenne. Our team delivers strategy consulting...

    Top Services:

    • Digital Marketing
    • SEO
    • PPC
    • Web Design
    • Branding
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    Location
    Franklin, Tennessee
    Number of Employees
    100 - 249
    Average Hourly Rate
    $72/hr
    Minimal Budget
    Under $1,000
  • Bridge that Gap With Actual Web Technology

    Webtual Global is one of the leading custom Mobile App and Software development company having customer in UAE, Norway, Netherlands, USA, Africa and India...

    Top Services:

    • Software Development
    • Web Development
    • Web Design
    • UI/UX Design
    • Mobile App Development
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    Location
    Hillsborough Township, New Jersey
    Number of Employees
    50 - 99
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $1,000 - $10,000
  • Let Your Next Idea Take Flight

    Wise Raven Consulting is a web design and digital marketing firm helping businesses of all sizesacross industries like tech, startups, authors, and professional servicesbuild strong online presences. We specialize in custom websites, SEO, and strategic digital campaigns, and also offer fractional project...

    Top Services:

    • Web Design
    • Web Development
    • WordPress Website Design
    • SEO
    • PPC
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    Location
    Wilmington, North Carolina
    Number of Employees
    Under 49
    Minimal Budget
    $1,000 - $10,000
  • We disrupt, problem-solve, and transform

    We were a team of digital experts, enterprise architects, management consultants, and branding marketing experts, all aiming to deliver a positive impact on the private, public, and social sectors around the globe...

    Top Services:

    • Software Development
    • Web Development
    • Digital Marketing
    • Business Consulting
    • Web Design
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    Location
    New York City, New York
    Number of Employees
    Under 49
  • DESIGN | DEVELOPMENT | MARKETING

    As a better digital marketing agency, we offer comprehensive, real-world, wheels- meet-the-road solutions that move the needle. You'll come to see us as digital marketing professionals who have been there and back again.Let's build something extraordinary together...

    Top Services:

    • Web Design
    • Web Development
    • UI/UX Design
    • WordPress Website Design
    • Digital Services
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    Location
    Cherry Hill, New Jersey
    Number of Employees
    Under 49
    Average Hourly Rate
    $90/hr
    Minimal Budget
    $1,000 - $10,000
  • EpicBliss Solutions provides a variety of IT services.

    Many worldwide clients are now using "EpicBliss" benchmark solutions, We're capable to drive you to the right tech-track for your laudable idea. So, let's scrutinize your business need, mold it and establish it with the latest and most suitable technologies...

    Top Services:

    • IT Services
    • Cloud Consulting
    • Mobile App Development
    • Software Development
    • Software Testing
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    Location
    Duluth, Georgia
    Number of Employees
    Under 49
  • Your Very Own Digital Marketing Agency.

    We are a prominent digital marketing company that offers best quality digital services to give you the best ROI in every condition. We follow latest trends and ethical practices to give you the best results to build a long-term relationship with our clients...

    Top Services:

    • Graphic Design
    • Web Design
    • Web Development
    • SEO
    • Digital Marketing
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    Location
    Wilmington, Delaware
    Number of Employees
    Under 49
    Average Hourly Rate
    $20/hr
    Minimal Budget
    Under $1,000
  • Think-Do-Achieve

    Emorphis Technologies is a software development company having offices in the USA, UK, in India, offering its services for Digital transformation in enterprise mobility solutions, cloud computing services, backend development, salesforce consulting services, healthcare software development and more...

    Top Services:

    • Mobile App Development
    • Software Development
    • IT Services
    • CRM Consulting
    • Cloud Consulting
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    Location
    Broadlands, Virginia
    Number of Employees
    50 - 99
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
  • Global Web Development & Digital Marketing Experts

    DS Technologies is a global web design, development, and digital marketing agency. We specialize in creating innovative, custom solutions that drive measurable results. With expertise in SEO, UI/UX, and scalable web applications, we help businesses worldwide grow their digital presence and achieve sustainable...

    Top Services:

    • Graphic Design
    • Web Design
    • eCommerce Development
    • Web Development
    • UI/UX Design
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000

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 

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