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

7 Companies-Rankings updated: September 04, 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 × NFT × $1,000 - $10,000 ×Clear Filters
  • Enterprise AI Solutions | Scalable . Flexible. Sustainable

    Seasia Infotech is a global AI-powered digital engineering company with 25+ years of experience delivering custom software, AI solutions, cloud applications, mobile apps, and enterprise platforms. We help businesses accelerate innovation, improve efficiency, and drive digital transformation...

    Top Services:

    • Software Development
    • Mobile App Development
    • Web Development
    • AI Development
    • Big Data Analytics
    • Show more
    Location
    Emeryville, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    54 Projects Listed

    Seasia Infotech Services

    • Software Development
    • Mobile App Development
    • Web Development
    • AI Development
    • Big Data Analytics
    • Cloud Consulting
    • Staff Augmentation
    • Cybersecurity
    • IoT
    • Software Testing
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Adani Group
    • Flipkart
    • Harley-Davidson
    • Microsoft
    • MainStreet Equity Corp
    • HDFC Bank
    • Swaraj
    • Innopharma Education
    • Renault
    • Puda
    Data sourced from the agency's DesignRush profile

    Seasia Infotech Reviews & Testimonials

    • cornelia verden
      cornelia verden Web Developer at Cornelia Verden LLC
      5.0

      eCommerce Development Review from cornelia verden

      This Company is AMAZING, they are very professional. We hired them to build my website, and they did an EXCELLENT job. They continuously communicated with me during the development phase. If you want a beautiful, well-designed, professional website that has optimum functionabilty, You must go with Seasia Infotech. You can always expect excellent quality services from the professionals at Seasia Infotech.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Custom Software Development, Mobile App Development and Blockchain Development Company

    CDN Solutions Group is a leading Blockchain development company, Custom Software, Web and Mobile App development services in USA, AU, and India. We are an ISO 9001:2015 certified IT Solutions Provider company delivering innovative services globally...

    Top Services:

    • Blockchain
    • Mobile App Development
    • Software Development
    • AI Development
    • IoT
    • Show more
    Location
    Phoenix, Arizona
    Number of Employees
    250 - 499
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    10 Projects Listed

    CDN Solutions Group Services

    • Blockchain
    • Mobile App Development
    • Software Development
    • AI Development
    • IoT
    • DevOps Consulting
    • IT Services
    • Staff Augmentation
    • VR/AR
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Dorps Ltd
    • I Met Mylo
    • Safinat Technologies
    • Harry Newman
    • Clinton Flores
    • Vishal Patel
    • Emily McKechnie
    • Jordan Corrette
    Data sourced from the agency's DesignRush profile

    CDN Solutions Group Reviews & Testimonials

    • Armin Anjomian
      Armin Anjomian co-founder at Friendzy Studio
      5.0

      Blockchain Review from Armin Anjomian

      Our experience with CDN Solutions Group was marked by their expertise, effective communication, customization, punctuality, post-launch support, and the measurable impact of their work. They have truly been a trusted and valuable technology partner in our journey to transform the gaming experience through blockchain.CDN Solutions Group's expertise, effective communication, customization, punctuality, post-launch support, and the measurable impact of their work were all qualities that we greatly appreciated. They have been a dependable and trustworthy technology partner, and their commitment to excellence has been truly impressive.

    • Cory Mekanik
      Cory Mekanik CEO at Irvine Software Company
      5.0

      Blockchain Review from Cory Mekanik

      I had the pleasure of working with CDN Solutions Group for custom software, mobile app, and blockchain development, and I am absolutely delighted with the results.I wholeheartedly endorse CDN Solutions Group and would not hesitate to collaborate with them on future projects. Thank you, CDN Solutions Group, for a truly outstanding experience!

    • chetan T
      chetan T CEO at Winn Dentistry
      5.0

      Mobile App Development Review from chetan T

      CDN Solutions has done a wonderful job with my website and mobile app! They have been with me from the start. We have had an overwhelming number of new clients each month. If we have questions or updates, CDN and his team respond immediately and are very efficient in making changes. I would recommend them to anyone!

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Making Things Easier

    Synthesizing Modern Trends with Contemporary Approaches...

    Top Services:

    • Web Design
    • Web Development
    • Digital Marketing
    • Social Media Marketing
    • Mobile App Development
    • 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
    8 Projects Listed

    Virtue Xolutions Services

    • Web Design
    • Web Development
    • Digital Marketing
    • Social Media Marketing
    • Mobile App Development
    • Blockchain
    • AI Development
    • Digital Strategy
    • Video Production
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • ISUZU Pakistan - Ghandhara Industries Ltd
    • TOYOTA - PAKISTAN
    • Zalmi Cola
    • JINN Petroleum Pvt.Ltd
    • Kiran Hospital
    • Crown Electric Mobility
    • PSEB (Pakistan Software Export Board)
    • SPHF
    • DKT Pakistan
    • Krypto Broker Invest
    Data sourced from the agency's DesignRush profile

    Virtue Xolutions Reviews & Testimonials

    • Hassan Javed
      Hassan Javed GM Marketing at InfoTech Private Limited
      5.0

      Digital Marketing Review from Hassan Javed

      Virtue Xolutions is truly a standout Digital Marketing Agency! They delivered exceptional results across multiple projects with a level of professionalism that exceeded our expectations. From crafting captivating marketing collateral designs to developing a compelling company profile presentation, and executing a highly effective LinkedIn leads generation campaign, Virtue Xolutions demonstrated their expertise and commitment to excellence. Their ability to deliver high-quality work within tight deadlines showcases their dedication to client satisfaction. Highly recommended for anyone seeking top-notch digital marketing services!

    • Fatima Al Mazrouei
      Fatima Al Mazrouei Review from Google
      5.0

      Fatima Al Mazrouei's Review Sourced from Google

      I had a great experience with this team. They delivered my website on time and it looks amazing! Highly recommend.

    • Khalid Al Hammadi
      Khalid Al Hammadi Review from Google
      5.0

      Khalid Al Hammadi's Review Sourced from Google

      We hired this company to revamp our branding and manage our digital marketing campaigns. From start to finish, their approach was strategic and hands-on. They took the time to understand our market and audience, and the results speak for themselves our online engagement and brand recognition have improved significantly. Communication was smooth, and deadlines were always met.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • All-in-One Crypto & Blockchain Marketing Agency

    ICODA is a Digital Agency. We have been working on the crypto industry market since 2017 and have already participated in the launch of 50+ international projects...

    Top Services:

    • Digital Marketing
    • CRO
    • SEO
    • Social Media Marketing
    • Blockchain
    • Show more
    Location
    Bellevue, Washington
    Number of Employees
    Under 49
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    13 Projects Listed

    ICODA Services

    • Digital Marketing
    • CRO
    • SEO
    • Social Media Marketing
    • Blockchain
    • Web Design
    • Web Development
    • Branding
    • PPC
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • TON
    • Floki
    • BingX
    • Filecoin
    • BC.GAME
    • Huobi Global
    • BOSAGORA
    • SaferMoon
    • ABCC
    • Vabble
    Data sourced from the agency's DesignRush profile

    ICODA Reviews & Testimonials

    • Клим Шилов
      Клим Шилов Review from Google
      5.0

      Клим Шилов's Review Sourced from Google

      Our co-operation with ICODA Digital Agency has been extremely positive. ICODA has supported us in the creation of graphics, advertising materials and print materials and has always shown the highest level of professionalism and reliability. We were particularly impressed by the creative design of the posters, which were not only innovative but also perfectly tailored to our needs. We can recommend ICODA without reservation and look forward to future projects with this dedicated team.

    • Daniel Ostin
      Daniel Ostin Review from Google
      5.0

      Daniel Ostin's Review Sourced from Google

      We contacted this agency for help in promoting a project from the FinTech sphere. We are very grateful for the competent approach, comprehensive analytics and consulting on strategic issues! In addition, ICODA professionally provided a service for working with influencers, advertising traffic and maintaining social networks. Thank you!

    • Ethan Lee
      Ethan Lee Review from Google
      5.0

      Ethan Lee's Review Sourced from Google

      ICODA offers an outstanding experience, setting itself apart with unparalleled expertise and excellence in the industry. Their network of relationships and PR contacts is truly top-tier, making them a reliable partner for achieving exceptional results. Their services stand out for being trustworthy and consistently delivered with the highest quality standards, ensuring client satisfaction every step of the way.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Giving Shape to Your Dreams

    CodeAegis is a leading software development company committed to delivering excellence in every project. With a global presence in UAE, USA, Kuwait, and India and eight years of experience, we have been providing innovative digital solutions that reflect our dedication to quality...

    Top Services:

    • Mobile App Development
    • Software Development
    • Blockchain
    • IoT
    • AI Development
    • Show more
    Location
    Irving, Texas
    Number of Employees
    100 - 249
    Average Hourly Rate
    $35/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    18 Projects Listed

    CodeAegis Private Limited Services

    • Mobile App Development
    • Software Development
    • Blockchain
    • IoT
    • AI Development
    • VR/AR
    • Wearables
    • Software Testing
    • eCommerce Development
    • Web Development
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • HP ProTrain
    • Ford
    • HEWE
    • AutoScrapMarket
    • Global Limos
    • Happy Marts
    • Diaspora Nigeria
    • amChain
    • Great Learning
    Data sourced from the agency's DesignRush profile
  • Empowering Ideas, Elevating Businesses.

    Digital Cyber Nation (DCN) is your one-stop solution for all things digital, offering services from logo design to advanced software development. We blend creativity, technology, and innovation to deliver customized solutions for businesses worldwide...

    Top Services:

    • Graphic Design
    • Logo Design
    • Branding
    • Web Design
    • Web Development
    • Show more
    Location
    Aurora, Illinois
    Number of Employees
    50 - 99
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed

    Digital Cyber Nation Services

    • Graphic Design
    • Logo Design
    • Branding
    • Web Design
    • Web Development
    • PPC
    • SEO
    • Social Media Marketing
    • Software Development
    • Mobile App Development
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Coffee Wide Farms
    • External Beauty
    • SE' Fresce
    • Speak Easy Barber
    Data sourced from the agency's DesignRush profile
  • Your Vision Is Our Mission

    Fire Bee Techno Services is an ISO-certified AI And Blockchain development company with a proven track record of 500+ successful projects. We are dedicated to turning innovative ideas into impactful solutions...

    Top Services:

    • Mobile App Development
    • Digital Marketing
    • Web Development
    • Graphic Design
    • Blockchain
    • Show more
    Location
    Fort Lauderdale, Florida
    Number of Employees
    250 - 499
    Average Hourly Rate
    $49/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed

    FireBee Techno Services Pvt Ltd. Services

    • Mobile App Development
    • Digital Marketing
    • Web Development
    • Graphic Design
    • Blockchain
    • AI Development
    • IoT
    • VR/AR
    • Software Development
    • PPC
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • OKX
    • Uniswap
    • Upbit
    • CoinSwitch
    • Deloitte
    • Credett
    • Key4House
    • Coinlivret
    Data sourced from the agency's DesignRush profile

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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