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

1,069 Companies - Rankings updated: September 03, 2026

All agencies are evaluated on DesignRush for demonstrated expertise and authentic client reviews to support your decision. Certain placements are paid.

United States × .Net Development × Sort by: Avg Hourly Price: High to Low × Clear Filters
  • Complete IT Solution

    Complete IT Solution

    If you are looking for a perfect digital marketing partner that can help drive your marketing efforts through the roof, you’ve come to the right place. KPL Tech Solution is a leading digital marketing agency in Middletown, Delaware that is intrinsically devoted to driving real and measurable results...

    Top Services:

    • Web Design
    • Digital Marketing
    • eCommerce Development
    • WordPress Website Design
    • eCommerce
    • Show more
    Location
    Middletown, Delaware
    Number of Employees
    100 - 249
    Average Hourly Rate
    $12/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    5 Projects Listed
  • Probey Services

    Verified Verified by the DesignRush team for authenticity and credibility.
    World's #1 Rated & Reviewed App, Website & Software Development Company

    World's #1 Rated & Reviewed App, Website & Software Development Company

    Probey Services builds websites and mobile apps on WordPress, Shopify, and Flutter, for clients like Lineage and Gunzilla Games. Its team of 320+ developers covers eCommerce, healthcare, and edtech across 30+ countries. Best fit for SMBs needing affordable development services...

    Top Services:

    • Mobile App Development
    • Software Development
    • Web Development
    • Web Design
    • WordPress Website Design
    • Show more
    Location
    New York City, New York
    Number of Employees
    250 - 499
    Average Hourly Rate
    $10/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    94 Projects Listed
  • Empowering Your Digital Future with Innovative IT Solutions

    Empowering Your Digital Future with Innovative IT Solutions

    At Quantum IT Innovation, our team excels in AI, Big Data, RPA, and Mobile App Development for iOS, Android, and Cross-Platform. We also offer expert SEO, PPC, and Social Media services to drive your business forward in the USA, UK, Canada, Ireland, UAE, Australia, India, & across the globe...

    Top Services:

    • Web Development
    • Social Media Marketing
    • SEO
    • PPC
    • IT Services
    • Show more
    Location
    Indianapolis, Indiana
    Number of Employees
    100 - 249
    Average Hourly Rate
    $10/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    101 Projects Listed
  • #1 ICT Solution & Service Provider

    #1 ICT Solution & Service Provider

    Fluper has gained recognition for its exceptional and pioneering mobile application development services, catering to both iOS and Android platforms. As a global frontrunner, we spare no effort in delivering superior solutions...

    Top Services:

    • Web Design
    • eCommerce Development
    • Web Development
    • UI/UX Design
    • Mobile App Development
    • Show more
    Location
    Sarasota, Florida
    Number of Employees
    250 - 499
    Average Hourly Rate
    $10/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    14 Projects Listed
  • Run Smarter. Do More

    Run Smarter. Do More

    Zyne Ventures is a technology and professional services solutions provider. Our unique approach to unraveling efficiency, digitization, and customer-centricity, enables our clients to envision, build and run more innovative and efficient businesses...

    Top Services:

    • Web Design
    • Business Consulting
    • Web Development
    • PPC
    • Social Media Marketing
    • Show more
    Location
    Houston, Texas
    Number of Employees
    Under 49
    Average Hourly Rate
    $10/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    1 Project Listed
  • Your Trusted Outsourcing Partner

    Your Trusted Outsourcing Partner

    Tech Cloud Ltd is a global ITES company that offers all ITES services, including Image Post Production, Local & International SEO, SEM, Website Design & Development, Software Development, etc. Starting our journey in 2013, we have been putting a good smile on our clients from around the globe with consistent...

    Top Services:

    • Web Development
    • SEO
    • Digital Marketing
    • Web Design
    • Logo Design
    • Show more
    Location
    Gainesville, Florida
    Number of Employees
    100 - 249
    Average Hourly Rate
    $10/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    8 Projects Listed
  • Coding on Cloud.

    Range of offerings includes Salesforce, Microsoft Dynamics, Digital Transformation, Core Development, Zoho, NetSuite, and EDI integrations, all of which can help businesses start and establish their presence globally...

    Top Services:

    • AI Development
    • IoT
    • Mobile App Development
    • Software Development
    • DevOps Consulting
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    Location
    New York City, New York
    Number of Employees
    Under 49
    Average Hourly Rate
    $10/hr
    Minimal Budget
    Under $1,000
  • Agile and Client Centric Software Development

    Agile and Client Centric Software Development

    Captus Technologies offers professional services since 11+ years for more than 2300+ website developed. We have worked variety of industries such as Retail, Real Estate, Logistics, Healthcare and many more. We have Developed 1100+ Brands across the world. Our certified mobile app developers is committed to...

    Top Services:

    • UI/UX Design
    • Software Development
    • Web Development
    • eCommerce Development
    • Mobile App Development
    • Show more
    Location
    New York City, New York
    Number of Employees
    Under 49
    Average Hourly Rate
    $10/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    14 Projects Listed
  • AmzStorePros helps you succeed on Amazon, Etsy, and Shopify with expert management and optimization.

    AmzStorePros helps you succeed on Amazon, Etsy, and Shopify with expert management and optimization.

    AmzStorePros is your go-to partner for e-commerce success on Amazon, Etsy, Shopify, and more. We optimize listings, manage accounts, and boost visibility. Our expertise helps businesses grow, ensuring higher sales and better performance. Ready to thrive? Contact us today!...

    Top Services:

    • eCommerce Development
    • eCommerce
    • Digital Marketing
    • PPC
    • SEO
    • Show more
    Location
    Gastonia, North Carolina
    Number of Employees
    100 - 249
    Average Hourly Rate
    $10/hr
    Minimal Budget
    Under $1,000
  • Premier Tech Solutions

    EnlightVision is the partner of choice for many of the worlds leading enterprises, SMEs, and technology innovators. We elevate businesses through custom software development, product design, QA, and consultancy services. Our commitment is to deliver cutting-edge solutions tailored to your unique needs...

    Top Services:

    • Mobile App Development
    • AI Development
    • Software Development
    • IT Services
    • Web Development
    • Show more
    Location
    St. Charles, Illinois
    Number of Employees
    Under 49
    Average Hourly Rate
    $10/hr
    Minimal Budget
    Under $1,000
  • Enterprise Digital Reliability Engineered For Business Outcomes

    Enterprise Digital Reliability Engineered For Business Outcomes

    Avekshaa Technologies is a leading provider of Performance, Availability, Scalability, and Security (P-A-S-S) assurance solutions for enterprise IT systems. Since 2010, we've helped over 60 large businesses across industries ensure their mission-critical applications run efficiently and reliably...

    Top Services:

    • Software Testing
    • Cloud Consulting
    • IT Services
    • Big Data Analytics
    • Software Development
    • Show more
    Location
    Newark, Delaware
    Number of Employees
    100 - 249
    Average Hourly Rate
    $10/hr
  • Growing Texas Brands With Smart Websites.

    Growing Texas Brands With Smart Websites.

    Helping Texas businesses grow with fast, mobile-friendly websites. Based in Cedar Park, TX. We build websites that work, optimize them for visibility, and implement strategies that increase sales and drive measurable business growth...

    Top Services:

    • Web Design
    • Web Development
    • Social Media Marketing
    • SEO
    • Content Marketing
    • Show more
    Location
    Cedar Park, Texas
    Number of Employees
    Under 49
    Average Hourly Rate
    $10/hr
    Portfolios Count
    1 Project Listed
  • The Only SEO Company in South San Diego with a Heart

    The Only SEO Company in South San Diego with a Heart

    Sandy Eggo SEO is your go-to consulting firm for SEO in South San Diego...

    Top Services:

    • SEO
    • Digital Marketing
    • Web Design
    • Web Development
    • Content Marketing
    • Show more
    Location
    San Diego, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $10/hr
    Minimal Budget
    Under $1,000
  • Marketing That Works Like An In-House Team

    Marketing That Works Like An In-House Team

    Scoompy Inc. is a U.S.-based full-service digital marketing agency helping businesses grow through SEO, GEO, PPC, advertising, branding, public relations, content marketing, email marketing, digital strategy, web design, and development. We work as an extension of our clients in-house teams, combining search...

    Top Services:

    • Digital Services
    • Graphic Design
    • Public Relations
    • Digital Strategy
    • Reputation Management
    • Show more
    Location
    San Marcos, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $10/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
  • Business Goals Achieved with 1st Position

    Business Goals Achieved with 1st Position

    Indian SEO Agency is a platform that was born to offer you a complete service for the creation of your website, and marketing promotion. Our main job is to make sure that every detail concerning your company or business website has all the necessary details to become what your customers need to see to trust...

    Top Services:

    • Digital Marketing
    • SEO
    • Social Media Marketing
    • PPC
    • eCommerce
    • Show more
    Location
    West Chester, Pennsylvania
    Number of Employees
    Under 49
    Average Hourly Rate
    $8/hr
  • "Your Trusted Service Partner, Across the Nation."

    "Your Trusted Service Partner, Across the Nation."

    ASK 2 PRO delivers expert virtual assistant services nationwide, helping businesses streamline tasks, boost efficiency, and expand their network. From admin to communication, we handle the details so you can focus on growth and success...

    Top Services:

    • Web Development
    • Digital Marketing
    • AI Development
    • HR Outsourcing
    • Customer Support
    • Show more
    Location
    New York City, New York
    Number of Employees
    50 - 99
    Average Hourly Rate
    $7/hr
  • Most Affordable and Professional digital marketing agency

    Most Affordable and Professional digital marketing agency

    We at Battersea Web Expert offers online marketing solution worldwide. Which includes digital marketing, Web designing, content marketing, email marketing, PPC, and SEO Etc...

    Top Services:

    • Digital Marketing
    • SEO
    • PPC
    • Branding
    • Web Design
    • Show more
    Location
    Columbus, Ohio
    Number of Employees
    50 - 99
    Average Hourly Rate
    $5/hr
    Minimal Budget
    $1,000 - $10,000
  • Design | Detail | Deliver

    Design | Detail | Deliver

    GridsGlobal, the best digital marketing agency in Chennai, prides itself on providing top-notch services under tight deadlines by leveraging its tech-based approach...

    Top Services:

    • Web Design
    Location
    Wilmington, Delaware
    Number of Employees
    Under 49
    Average Hourly Rate
    $5/hr
  • Designing Digital Experiences Developing Future-Ready Solutions

    Designing Digital Experiences Developing Future-Ready Solutions

    Codiantix is a software and creative agency delivering next-generation digital solutions from custom websites and mobile apps to full-stack software systems and UI/UX design. We help startups and enterprises scale with technology that performs...

    Top Services:

    • Software Development
    • Mobile App Development
    • Web Design
    • Web Development
    • Show more
    Location
    Chicago, Illinois
    Number of Employees
    Under 49
    Average Hourly Rate
    $5/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    2 Projects Listed

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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