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

8 Companies-Rankings updated: September 03, 2026

DesignRush evaluates each agency using expert assessment and client feedback to inform your choices. Some featured agencies have paid placements.

United States × .Net Development × Fashion × $25,000 - $50,000 ×Clear Filters
  • 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
  • Practical XR & AI Solutions Designed For Real-world Use.

    Kinemeric is a spatial computing studio helping teams design and deliver intuitive MR/AR/VR, AI, and WebXR applications. From idea to deployment, we focus on solutions that work...

    Top Services:

    • VR/AR
    • AI Development
    • Mobile App Development
    • Software Development
    • Show more
    Location
    Amityville, New York
    Number of Employees
    Under 49
    Average Hourly Rate
    $125/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    12 Projects Listed

    Kinemeric Services

    • VR/AR
    • AI Development
    • Mobile App Development
    • Software Development
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • HBO Max
    • Harvard Medtech
    • Live Nation
    • Modelo
    • Montblanc
    • Pacifico
    • 19th & Park
    • Piaget
    • Bond Collective
    • Douglas Elliman
    Data sourced from the agency's DesignRush profile

    Kinemeric Reviews & Testimonials

    • Rob Abney
      Rob Abney VP of Marketing at ShearShare
      5.0

      Mobile App Development Review from Rob Abney

      The team at Kinemeric was a pleasure to work with. They took the time to understand our project requirements and designed a plan that accounting for the amount of work the tight turn around and our budget constraints. They pretty much embedded themselves into our engineering team to align all our resources and made sure the project progressed efficiently. They made sure to communicate all roadblocks or deviations from the plan so that our team understood what was happening.

    • Molly Rusk
      Molly Rusk Director of SEO & SEM at Morilee
      5.0

      Web Development Review from Molly Rusk

      Kinemeric assisted in transitioning our web hosting and management to a new platform and has since been involved in various projects like feature improvements and website revamp. Our site, built on WordPress, was moved to WP Engine's cloud-based hosting service under their guidance. They also integrated GitHub. Other tasks included web design, competitor research, wireframe development, software development, and more.

    • Kevin Williams
      Kevin Williams CTO at Sporttu
      5.0

      Web Development Review from Kevin Williams

      Kinemeric developed the frontend of our apps and web experience, while my team worked on the backend and APIs. The technologies used included Objective-C for iOS, Java for Android, and Angular for web, with backend integrations in Scala, Ruby, Python, MySQL, and Elasticsearch. Users can select their favorite sports, teams, and athletes, and the app curates news and videos accordingly, offering a personalized experience.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Certified E-Commerce Development Company

    Certified E-Commerce Development Company...

    Top Services:

    • eCommerce Development
    • Web Development
    • IT Services
    • Web Design
    • Mobile App Development
    • Show more
    Location
    San Francisco, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $40/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    16 Projects Listed

    Dinarys Services

    • eCommerce Development
    • Web Development
    • IT Services
    • Web Design
    • Mobile App Development
    • Staff Augmentation
    • Digital Strategy
    • Digital Services
    • Software Development
    • IoT
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Aroma Kava
    • LastBid
    • Budu Sushi
    • Magento 2 Migration
    • Rite Space
    • Bookbreakrs
    • Can
    • Vivat
    • Udifo
    • ServisBook
    Data sourced from the agency's DesignRush profile

    Dinarys Reviews & Testimonials

    • André Schörnig
      André Schörnig Marketing-Manager at myfelt GMBH
      5.0

      eCommerce Development Review from André Schörnig

      We have been working with Dinarys on our Shopify store for quite some time, and the experience has been great. From the very beginning, communication was clear, efficient, and reliable. The Dinarys team consistently delivered detailed proposals, stuck to agreed timelines, and offered well-structured solutions tailored to our needs. Their technical expertise is impressive, but what really sets them apart is their proactive attitude and genuine commitment to our project. Whenever we had questions or changes, they responded quickly and constructively. Its a true pleasure to work with a partner who feels like an extension of our own team. Highly recommended!

    • Nissrine Kohen
      Nissrine Kohen Sr. Backend Shopware Developers at H1 Webdevelopment
      4.5

      Web Development Review from Nissrine Kohen

      Weve been working with Dinarys for quite some time now, mainly collaborating on Magento and Shopware development projects. Their developers consistently show solid technical expertise and a good understanding of our expectations and workflow.Communication is generally smooth, and response times are quick. Whenever issues arise, the team is open to feedback and acts quickly to improve. Over time, weve seen a positive evolution in their proactiveness and alignment with our teams way of working.They are flexible and collaborative, and its clear that they genuinely aim to build long-term partnerships. For the quality delivered, we feel the pricing is fair and transparent.All in all, weve been satisfied with our cooperation and would recommend Dinarys as a development partner, especially for companies looking for experienced backend developers in Magento and Shopware.

    • Andrew White
      Andrew White Review from Google
      5.0

      Andrew White's Review Sourced from Google

      I'm wasn't in the German office, but i had experience of communication with this company! I can say that it leaves the warmest feelings in the my heart! Guys you are the best!

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • We Connect With People.

    Strategic UX and design.Bespoke, multi-platform programs.Connection and engagement.Authentic storytelling and public relations.Leveraging our experience, humility, and values, Anomali by Design connects with peoplewherever they're at, agnostic of circumstance...

    Top Services:

    • Design Services
    • Product Design
    • UI/UX Design
    • Digital Marketing
    • Social Media Marketing
    • Show more
    Location
    Chicago, Illinois
    Number of Employees
    Under 49
    Average Hourly Rate
    $180/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    3 Projects Listed

    Anomali by Design Services

    • Design Services
    • Product Design
    • UI/UX Design
    • Digital Marketing
    • Social Media Marketing
    • eCommerce Development
    • Event Marketing
    • Web Design
    • Graphic Design
    • Digital Strategy
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Dearborn Denim
    • Harman
    • HEX x Jim Lee
    • Universal Gaming Group
    • All Remnants
    Data sourced from the agency's DesignRush profile
  • Top Digital Marketing & Development Agency

    Based in Texas, United States Of Amreica, PyroBytes is an international firm at its core. We have successfully completed more than 150 projects thanks to our dedicated team of expert software developers, web designers, and online marketers...

    Top Services:

    • Logo Design
    • Web Design
    • eCommerce Development
    • Web Development
    • Digital Marketing
    • Show more
    Location
    Austin, Texas
    Number of Employees
    100 - 249
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    4 Projects Listed

    PyroBytes Services

    • Logo Design
    • Web Design
    • eCommerce Development
    • Web Development
    • Digital Marketing
    • eCommerce
    • SEO
    • PPC
    • Mobile App Development
    • Branding
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • 3 Square Development
    • Miami Juice
    • Direct Care Australia
    Data sourced from the agency's DesignRush profile
  • 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
  • Tailored digital products and brand UX design

    For two decades, our innovative digital products development agency has taken on a wide range of challenging IT services. We are masters at crafting custom software solutions and stunning web designs - anything from simple logo design to complex large-scale development projects! Let us help make your digital...

    Top Services:

    • Web Design
    • eCommerce Development
    • Web Development
    • Software Development
    • Mobile App Development
    • Show more
    Location
    New York City, New York
    Number of Employees
    100 - 249
    Average Hourly Rate
    $149/hr
    Minimal Budget
    $25,000 - $50,000

    mejix Services

    • Web Design
    • eCommerce Development
    • Web Development
    • Software Development
    • Mobile App Development
    • Digital Marketing
    • Product Design
    • IoT
    • AI Development
    • Business Consulting
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • IT Industry
    • Small Business Industry
    • Commercial Industry
    Data sourced from the agency's DesignRush profile

    mejix Reviews & Testimonials

    • Yosi Arish
      Yosi Arish Review from Google
      5.0

      Yosi Arish's Review Sourced from Google

      We used Mejix for few projects in the past for e-commerce sites and mobile application integration with our ERP. The service and communication are great , fast and effective + project delivery were all on time and properly tested before implantation.

    • Guy Volo
      Guy Volo Review from Google
      5.0

      Guy Volo's Review Sourced from Google

      I have used Mejix for several projects in recent years. From simple content websites to complexe-commerce sites. I am incredibly happy with the way their work always comes out. They have always been a pleasure to deal with. On my recent project I worked with Dan and he was just great! I highly recommend using them from the very beginning as they have a vast and diverse expertise.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Most trusted Technology Partner

    Mysoft Heaven (BD) Ltd. is a Top Software Development Company with 15+ years of excellence. We specialize in enterprise-grade solutions like ERP, FinTech, e-Governance, and HRMS (HR Sheba). Our scalable SaaS platforms and Cyber Security solutions empower global organizations...

    Top Services:

    • Web Development
    • Digital Marketing
    • Mobile App Development
    • Software Development
    • Staff Augmentation
    • Show more
    Location
    Miami, Florida
    Number of Employees
    250 - 499
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $25,000 - $50,000

    Mysoft Heaven Services

    • Web Development
    • Digital Marketing
    • Mobile App Development
    • Software Development
    • Staff Augmentation
    • BPO
    • HR Outsourcing
    • Web Design
    • Digital Services
    • SEO
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Land Reforms Board, Ministry of Land
    • Bangladesh Agricultural Development Corporation
    • Bangladesh Scout, Ministry of Education
    • Bangladesh Bureau of Statistics (BBS)
    • a2i & UNDP
    • JICA+ NILG
    • Bangladesh Trade and Tariff Commission, Segunbagic
    • Alliance Group, Bangladesh
    • Centre for the Rehabilitation of the Paralyzed
    • JT Enterprises
    Data sourced from the agency's DesignRush profile

    Mysoft Heaven Reviews & Testimonials

    • Jahidul Islam
      Jahidul Islam Review from Google
      5.0

      Jahidul Islam's Review Sourced from Google

      Coordination-focused role with cross-team interactionPros:Regular interaction with developers, clients, and management helps build strong communication and coordination skills.Cons:Managing multiple stakeholders at the same time can be challenging.Advice to Management:Clearer role boundaries would help reduce dependency-related delays.

    • SAHED HOSHEN
      SAHED HOSHEN Review from Google
      5.0

      SAHED HOSHEN's Review Sourced from Google

      "Choosing Mysoft Heaven (BD) LTD was the best decision! They combined innovation with flawless execution, delivering our project on time and beyond our expectations. Amazing work!"

    • SM Nasim Abbas
      SM Nasim Abbas Review from Google
      5.0

      SM Nasim Abbas's Review Sourced from Google

      "I've been using There software for my small business, and I can't imagine going back to the old way of doing things. It has simplified so many tasks, saving me hours of work each week. Their support team is always there to help if I need anything!"

    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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