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: 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 × Beauty × $25,000 - $50,000 × Clear Filters
  • Where Exceptional Apps Are Just The Beginning

    BitsWits builds iOS, Android, Flutter, and React Native apps alongside AI and blockchain solutions, with a four-week delivery guarantee. Its work spans healthcare, fintech, and eCommerce, making the software development company suitable for businesses needing fast, affordable mobile app development...

    Top Services:

    • Mobile App Development
    • Software Development
    • VR/AR
    • Blockchain
    • AI Development
    • Show more
    Location
    Houston, Texas
    Number of Employees
    100 - 249
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    12 Projects Listed

    BitsWits Services

    • Mobile App Development
    • Software Development
    • VR/AR
    • Blockchain
    • AI Development
    • Staff Augmentation
    • Web Development
    • Wearables
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • FitNow
    • Wisu
    • Soul Scribe
    • Grease Monkey
    • Beats
    Data sourced from the agency's DesignRush profile

    BitsWits Reviews & Testimonials

    • Sydney Malone
      Sydney Malone Implementation Engineer at Translucent Services
      5.0

      Mobile App Development Review from Sydney Malone

      With the development of our Mobile App, BitsWits performed a fantastic job. Their team was quick to respond and produced a great application that runs smoothly on all platforms. We are quite happy with the result.

    • Benson Sung
      Benson Sung Founder at D2C Design
      5.0

      Mobile App Development Review from Benson Sung

      They created a Mobile app for Medical services, and patient management has changed greatly as a result. The app works well with our current systems, is safe, and is simple to use. Their team produced a top-notch product on schedule while paying close attention to our unique requirements. We are really pleased with their work and heartily recommend BitsWits to anyone in need of app development services.

    • Steve Garry
      Steve Garry Senior 3D Animator at Treehouse Digital
      5.0

      Mobile App Development Review from Steve Garry

      The outcomes of our collaboration with BitsWits to develop an Online Food delivery app were outstanding. Real-time tracking is integrated into the app, which makes it easy to use and has significantly enhanced our customer support. Their development staff was quick to respond and took care of all of our requests. We couldn't be more pleased with the result!

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Decades of Experience, Building Platforms for the Worlds Top Brands - USA & Canada

    Essential Designs builds custom web and mobile applications using React, React Native, Laravel, and AWS, following an Agile sprint model. Its work spans real estate and similar SMB sectors. A good fit for small to mid-sized businesses seeking cost-certainty on a defined-scope software project...

    Top Services:

    • Software Development
    • Mobile App Development
    • UI/UX Design
    • Web Development
    • IT Services
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    21 Projects Listed

    Essential Designs Services

    • Software Development
    • Mobile App Development
    • UI/UX Design
    • Web Development
    • IT Services
    • Web Design
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Teck
    • Honeywell
    • BMW
    • Lifeguard
    • Government of Canada
    Data sourced from the agency's DesignRush profile

    Essential Designs Reviews & Testimonials

    • Chris Bailey
      Chris Bailey Director at BAILEY SERVICES LTD
      5.0

      Web Development Review from Chris Bailey

      I engaged their web-development team to rebuild and modernize our company's manufacturing website, and the experience has been exceptional. From the outset, communication was clear and responsive: they took time to understand our industry-specific compliance needs and translated them into a site structure that is clean, secure, and easy to navigate. Delivery was on schedule, and the final result exceeded expectations pages load quickly, the design feels professional and trustworthy, and the content layout supports clarity for both clients and regulators. In addition, the team proactively suggested helpful enhancements: mobile optimization, streamlined navigation, and improved documentation pages all of which have already resulted in noticeably increased user engagement and lower bounce rates. They handled feedback promptly and implemented corrections without fuss, making the collaboration smooth and efficient. Overall, this project added significant value to our online presence, giving us a polished, modern website that accurately reflects our manufacturing standards and commitment to quality. I would gladly work with them again and recommend their services to anyone seeking reliable web development for regulated-industry clients.

    • Kendall MacNabb
      Kendall MacNabb Director of Operations at Sea to Sky Rental
      5.0

      Web Development Review from Kendall MacNabb

      We needed to have a custom guest communication platform built, due to our custom workflows at the business, connecting our team members with text, images, buildings and daily project tasks. Essential Designs was able to hit the exact deadline we had, to the day, and completed on budget. We continue to add on features, it's a good relationship.

    • Emilie H
      Emilie H Technical Product Manager at Foundry Brands | Digital Strategy | Agile and Development Leadership | Helping Brands Reach The Next Level at Foundry brands
      5.0

      Mobile App Development Review from Emilie H

      The Essential Designs team's proactive approach to acknowledging their strengths and weaknesses not only enhances their performance but also fosters a culture of continuous improvement. Their fearlessness in tackling challenges is matched by their ability to successfully fulfill even the most demanding requirements. Beyond mere competence, the team's innovative spirit and enduring passion make them valuable and committed long-term collaborators. Their dedication to excellence sets them apart, ensuring a dynamic and mutually beneficial partnership.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Powerful Tech Products Start-to-End

    Proud 2024 Webby Award winner in the Responsible AI category and winner of the European Technology Awards for App Development in 2021...

    Top Services:

    • Mobile App Development
    • Web Development
    • Software Development
    • Web Design
    • IoT
    • Show more
    Location
    Kirkland, Washington
    Number of Employees
    50 - 99
    Average Hourly Rate
    $70/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    68 Projects Listed

    Wolfpack Digital Services

    • Mobile App Development
    • Web Development
    • Software Development
    • Web Design
    • IoT
    • UI/UX Design
    • AI Development
    • Product Design
    • IT Services
    • Blockchain
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • No7 Pro Derm Scan
    • Everon
    • Juggle
    • Brain Capture
    • Deezer
    • Equality AI
    • Citizen Mint
    • Primary.Health
    • Banqup
    • Slow Delta
    Data sourced from the agency's DesignRush profile

    Wolfpack Digital Reviews & Testimonials

    • Julie Dodkins
      Julie Dodkins CEO at Fae
      5.0

      Mobile App Development Review from Julie Dodkins

      Wolfpack Digital has skilled expertise [in] creating high-quality work. The team made the process straightforward. Their communication was top-notch. They're readily available and go above and beyond. (Verified via email)

    • Jana Kazmina
      Jana Kazmina Product Manager at Makerist
      5.0

      Mobile App Development Review from Jana Kazmina

      Bounce rate fell and the app received positive reviews from users. Wolfpack Digital was highly accessible via multiple modes of communication and managed the project professionally. They ensured comprehension by asking clarifying questions and demonstrated their flexibility and passion.

    • Valentin Trif
      Valentin Trif Co-founder at Sweed
      5.0

      Mobile App Development Review from Valentin Trif

      The app was launched on schedule and received positive reviews. Wolfpack Digital was highly accessible and effectively managed a changing scope, while still providing multiple options for every decision. Their deep engagement, as well as their flexibility, makes them an ideal partner for startups.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Building Powerful B2B eCommerce and Custom Platforms for Leading Manufacturers & Distributors

    Codup specializes in bespoke software development services designed to streamline complex B2B workflows. Our decades of experience enable superior outcomes in integrating ERP, CRM, and fulfillment systems, helping businesses modernize operations and boost digital revenue with tailored, efficient solutions...

    Top Services:

    • eCommerce Development
    • Web Development
    • Software Development
    • Mobile App Development
    • Web Design
    • Show more
    Location
    Houston, Texas
    Number of Employees
    100 - 249
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    13 Projects Listed

    Codup Services

    • eCommerce Development
    • Web Development
    • Software Development
    • Mobile App Development
    • Web Design
    • UI/UX Design
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Unilever
    • Dyson
    • Seacoast Bank
    • Harrods
    • Cyberizeit
    • Steelcase
    • National Wildlife Federation
    • Foga
    • Quadro
    • Zendex
    Data sourced from the agency's DesignRush profile

    Codup Reviews & Testimonials

    • Undisclosed
      Undisclosed Manager at Internet Provider
      5.0

      Web Development Review from Undisclosed

      The client has reaped significant benefits from Codup.co's top-notch, scalable coding assistance over the years, irrespective of the geographical distance. Throughout their partnership, Codup.co has offered the enterprise substantial savings in time, resources, and finances. Moreover, the quality of its services has shown consistent enhancement over time.

    • Undisclosed
      Undisclosed Owner at Business Services Company
      5.0

      eCommerce Development Review from Undisclosed

      The team efficiently accomplished all tasks assigned to them, demonstrating superior communication skills. Due to their efforts, two online marketplace tools were seamlessly integrated. It was evident that they had a keen understanding of the our needs.

    • Paul C Impellizeri
      Paul C Impellizeri VP of Digital Services at Great Big Digital Agency
      5.0

      Web Development Review from Paul C Impellizeri

      We worked with Codup in migrating over 20+ websites over to [WordPress]. Zaheer and Raheel were excellent project managers and the team worked quickly and efficiently. Their developers are great at troubleshooting and solving issues fast. We would recommend them for any [WordPress] project! (Verified via email)

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Anmel Transforms_ Digital Success.

    Anmel is proven to boost productivity by up to 60% and efficiency by 45% for startups and enterprises alike. Trusted by businesses globally, Anmel delivers tangible results, driving success and growth in today's competitive market landscape...

    Top Services:

    • AI Development
    • Software Development
    • IT Services
    • Mobile App Development
    • Wearables
    • Show more
    Location
    San Francisco, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $70/hr
    Minimal Budget
    $25,000 - $50,000

    Anmel Services

    • AI Development
    • Software Development
    • IT Services
    • Mobile App Development
    • Wearables
    • Blockchain
    • eCommerce Development
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • JPMC
    • PL
    • D&G
    Data sourced from the agency's DesignRush profile

    Anmel Reviews & Testimonials

    • Brenda Benitez
      Brenda Benitez Talent Attraction Analyst at Coppel
      5.0

      Software Development Review from Brenda Benitez

      Their expertise in custom software and mobile development allowed us to streamline our processes and boost productivity by 60%. The 1-Year Free Maintenance & Bug Fixing guarantee was a huge selling point, ensuring we had ongoing support and stability. With their award-winning, ISO-certified approach and a team of over 100 in-house experts, Anmel has truly elevated our business operations. Highly recommend them to any startup or enterprise looking for top-notch digital transformation services

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

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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