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

5 Companies-Rankings updated: October 19, 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 × Hardware & Networking × Under $1,000 ×Clear Filters
  • You Set Expectations. We Exceed Them.

    Bransys Group was first introduced into the marketplace in 2008 in Skopje, Macedonia, founded by Branko Trajkovski. Bransys is a product-oriented company that makes, develops and sales Hardware and Software, designed for GPS and tracking devices...

    Top Services:

    • IoT
    • Software Development
    • Mobile App Development
    Location
    Walnut Creek, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $50/hr
    Minimal Budget
    Under $1,000

    Bransys Services

    • IoT
    • Software Development
    • Mobile App Development
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Good Deal GPS
    • Velbit
    • Claxi
    Data sourced from the agency's DesignRush profile
  • Intelligent Software Engineered For The Future

    Erudite Apex builds AI-integrated, full-stack software solutions that help businesses automate workflows, enhance decision-making, and scale with confidence...

    Top Services:

    • Web Design
    • Web Development
    • AI Development
    • Mobile App Development
    • Software Development
    • Show more
    Location
    Washburn, Illinois
    Number of Employees
    Under 49
    Average Hourly Rate
    $75/hr
    Minimal Budget
    Under $1,000

    Erudite Apex Inc Services

    • Web Design
    • Web Development
    • AI Development
    • Mobile App Development
    • Software Development
    • IT Services
    • SEO
    • Digital Marketing
    • eCommerce Development
    • IoT
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Noetic Emergence Consulting
    • Specter Shift
    • Red Hat Enterprises Inc
    Data sourced from the agency's DesignRush profile
  • Simplify Tech, Amplify Growth

    BerTech is a Richmond, VA custom software and AI agency helping companies turn technology into a growth engine. We build tailored web and SaaS platforms, deploy AI automation and agentic workflows, deliver expert Salesforce development, and provide Microsoft 365 consulting. From startups to established...

    Top Services:

    • CRM Consulting
    • ERP Consulting
    • IT Services
    • AI Development
    • Blockchain
    • Show more
    Location
    Richmond, Virginia
    Number of Employees
    Under 49
    Average Hourly Rate
    $95/hr
    Minimal Budget
    Under $1,000

    BerTech Services

    • CRM Consulting
    • ERP Consulting
    • IT Services
    • AI Development
    • Blockchain
    • Software Development
    • Mobile App Development
    • Cloud Consulting
    • Engineering
    • Web Development
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • The Anchor Group
    • Commonwealth Commercial Partners
    • Best Money Moves
    • KeyView.ai
    • Prism
    • Arcus Consultants
    Data sourced from the agency's DesignRush profile
  • Boston-based technology consultancy specializing in custom software, e-commerce, DevOps, and IT infrastructure for growing businesses...

    Top Services:

    • Web Design
    • eCommerce Development
    • Web Development
    • WordPress Website Design
    • UI/UX Design
    • Show more
    Location
    Duxbury, Massachusetts
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    Under $1,000

    Lighthouseconsulting Services

    • Web Design
    • eCommerce Development
    • Web Development
    • WordPress Website Design
    • UI/UX Design
    • Wearables
    • Mobile App Development
    • Software Development
    • IoT
    • DevOps Consulting
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • sesequine
    • RusticMarlin
    • 3pl
    Data sourced from the agency's DesignRush profile
  • Grow Your Business. Build Trust. Make an Impact.

    FireVibe is a web design firm based in Hagerstown, Maryland, dedicated to helping businesses succeed online by delivering high-quality, affordable website design and development services. We specialize in creating professional, visually appealing, user-friendly, and search-engine-optimized websites tailored...

    Top Services:

    • Web Design
    • Web Development
    • SEO
    Location
    Hagerstown, Maryland
    Number of Employees
    Under 49
    Average Hourly Rate
    $125/hr
    Minimal Budget
    Under $1,000

    FireVibe Web Design Services

    • Web Design
    • Web Development
    • SEO
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Hagerstown Community College Incubator
    • Magno Coin
    • DN Martin Drywall
    • Wayside Landscaping LLC
    • Medina Media Productions
    • Maryland Windows Doors Roofs
    • 19th Hole at Black Rock Restaurant
    • Abundant Life Tabernacle
    • Living Well Youth Works
    Data sourced from the agency's DesignRush profile

    FireVibe Web Design Reviews & Testimonials

    • victor thompson
      victor thompson Review from Google
      5.0★

      victor thompson's Review Sourced from Google

      Working with Fire Vibe Web Design has been nothing short of exceptional! From the very beginning, Mr. Jackson’s communication was clear, timely, and professional. As we built my website, he took the time to understand my vision and brought it to life with creativity, precision, and a unique flair that truly sets his work apart.What impressed me most—aside from his talent—is his responsiveness. Any time I’ve needed updates or maintenance, Mr. Jackson has been quick to respond and even quicker to deliver. He’s reliable, collaborative, and genuinely invested in making sure everything is running smoothly.If you’re looking for someone who’s creative, attentive, and committed to excellence, I highly recommend Mr. Jackson and Fire Vibe Web Design. You won’t be disappointed!

    • CEO Billions
      CEO Billions Review from Google
      5.0★

      CEO Billions's Review Sourced from Google

      Working with Clifton and his web design company has been an absolute pleasure from start to finish. His professionalism, creativity, and attention to detail exceeded my expectations. He took the time to truly understand my vision and brought it to life with a site that is not only visually stunning but also functional and user-friendly.Clifton’s team communicated every step of the way, offered valuable insights, and delivered on time—something that’s rare in this industry. I’m incredibly grateful for the level of care and expertise they brought to the project. If you're looking for a web design partner who delivers top-notch results and truly cares about your brand, look no further than Clifton and his team. Thank you again for a job well done.

    • Zack Mesa
      Zack Mesa Review from Google
      5.0★

      Zack Mesa's Review Sourced from Google

      FireVibe Web Design did an incredible job on my website! From the very first conversation, they were professional, creative, and truly listened to what I needed. The final product looks amazing, runs smoothly, and perfectly captures the vibe of my brand. They made the whole process easy and stress-free. I highly recommend FireVibe to anyone looking for top-notch web design and excellent customer service. Thanks again!

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews

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Every agency is independently vetted before it can be listed or ranked

1

Identity Check

We verify businesses and reviewer LinkedIn profiles for integrity.

Agencies vetted
128,634+
2

Portfolio Review

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

Applicants rejected
48%
3

Ongoing Audit

We monitor listings regularly; outdated agencies are removed.

Agencies verified
5

Some agencies pay for sponsored placement, clearly labeled and held to the same vetting standards.

See how rankings and monetization work.

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