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

61 Companies - Rankings updated: September 03, 2026

Every agency on DesignRush meets evaluation criteria around expertise and client feedback to empower informed choices. Some listings include paid partnerships.

United States × .Net Development × Luxury × Clear Filters
  • Digital Design & Technology Experts

    Leo9 Studio is a global branding and design agency blending neuromarketing, creativity, and technology to build human-centred brands, websites, and digital experiences that inspire emotion, boost engagement, and drive measurable business growth...

    Top Services:

    • Web Design
    • Digital Marketing
    • Social Media Marketing
    • Branding
    • UI/UX Design
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    Location
    Parsippany-Troy Hills, New Jersey
    Number of Employees
    Under 49
    Average Hourly Rate
    $30/hr
    Portfolios Count
    8 Projects Listed
  • Intelligent Solutions for your Business!

    Intellibeans Technologies, a leading outsourcing company, offers a diverse array of digital solutions designed to propel your business to new heights. From web development and e-commerce solutions to app development and digital marketing, we are your pathway to success in the digital landscape. Collaborate...

    Top Services:

    • Graphic Design
    • Logo Design
    • Web Design
    • eCommerce Development
    • Web Development
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    Location
    New York City, New York
    Number of Employees
    50 - 99
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $1,000 - $10,000
  • Tenebris Design crafts bold, modern websites that blend creativity with functionality. We specialize in redesigns, development, and digital strategies that help brands grow online. Our mission is to deliver stunning design with measurable impact...

    Top Services:

    • Web Design
    • Graphic Design
    • SEO
    • Web Development
    • Digital Strategy
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    Location
    Atlanta, Georgia
    Number of Employees
    Under 49
    Average Hourly Rate
    $32/hr
    Minimal Budget
    Under $1,000
  • Your eStore handyman.

    QeRetail is a group of enthusiastic Software Developers, Web Designers, and Digital Marketers. We provide eCommerce website design and development in addition to eCommerce search engine optimization services. The experience of Ecommerce Design & Development of over 3000+ eStores has also helped us engage you...

    Top Services:

    • eCommerce Development
    • Package Design
    • Product Design
    • PPC
    • Email Marketing
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    Location
    Woodland, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $28/hr
    Minimal Budget
    $1,000 - $10,000
  • Focus on growth, not the grind.

    We get it you need results, not excuses. We handle all the complexities, so you can focus on scaling your business...

    Top Services:

    • SEO
    • PPC
    • Social Media Marketing
    • Branding
    • eCommerce Development
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    Location
    Kaysville, Utah
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $10,000 - $25,000
  • Where Expertise Meet Innovation

    We deliver innovative strategies and comprehensive solutions to elevate your brand. Our XPRT team is dedicated to driving your success through tailored marketing campaigns that achieve real results...

    Top Services:

    • Web Design
    • Web Development
    • SEO
    • Branding
    • Digital Marketing
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    Location
    Dallas, Texas
    Number of Employees
    Under 49
  • All Things Brand

    Brndry is a full service strategic branding and digital growth agency delivering end-to-end creative, marketing and development solutions. From crafting distinctive brand identities and intuitive digital experiences to executing performance-driven marketing campaigns. Brndry partners with businesses across...

    Top Services:

    • Branding
    • Digital Services
    • Package Design
    • Product Design
    • Logo Design
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    Location
    Greenwood Village, Colorado
    Number of Employees
    Under 49
    Average Hourly Rate
    $45/hr
    Minimal Budget
    $1,000 - $10,000
  • Your Digital Marketing and White Label Partner

    Wildnet Technologies - Best Digital Marketing Agency | White Label Services for Growing Agencies | Results-Driven AI SEO Services  We don't just run campaigns, we build growth engines that scale. As an award-winning digital marketing and SEO agency, we help brands and agencies dominate their markets through...

    Top Services:

    • Digital Marketing
    • Social Media Marketing
    • Staff Augmentation
    • Digital Services
    • PPC
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    Location
    New York City, New York
    Number of Employees
    250 - 499
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
  • Digital Business Solutions with a Difference!

    GrapesTech Solutions is a prominent IT consultancy renowned for delivering cutting-edge digital business solutions. Our expertise lies in offering comprehensive IT consulting, website development and design, and system integration services tailored to meet the evolving needs of businesses...

    Top Services:

    • Web Development
    • eCommerce Development
    • SEO
    • PPC
    • Direct Marketing
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    Location
    Lewes, Delaware
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    2 Projects Listed
  • Beyond Expectation

    PROCEED is a full-service digital marketing agency focused on helping businesses push boundaries and achieve exceptional results. Specializing in 360-degree digital solutions, they offer services in website design, SEO optimization, social media management, and content creation...

    Top Services:

    • Creative Services
    • SEO
    • Content Marketing
    • Web Development
    • PPC
    • 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
    1 Project Listed
  • App Development, Web Design, SEO, Digital Marketing & IT Consulting Since 2010

    Infotyke Empowering Businesses with Technology Infotyke is a full-service technology agency specializing in custom software development, web & mobile app solutions, and digital marketing. With over a decade of experience, we help businesses across industries leverage cutting-edge technology to driv...

    Top Services:

    • Digital Marketing
    • Web Design
    • eCommerce Development
    • WordPress Website Design
    • Web Development
    • Show more
    Location
    Indianapolis, Indiana
    Number of Employees
    Under 49
    Average Hourly Rate
    $24/hr

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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