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 04, 2026

All agencies on DesignRush undergo evaluation based on professional expertise and verified client reviews. Please note that certain placements are paid partnerships.

United States × .Net Development × Wellness & Fitness × Under $1,000 × Clear Filters
  • Apps Solution For Every Nation.

    APPSNATION is the USA's top leading mobile application development company providing multiple Mobile App development services in IOs, Android, IoT, AR/VR, Games app development, Cross-platform, Wearable, eCommerce and much more. Contact Us to boost your Company's potential for next-level excellence...

    Top Services:

    • VR/AR
    • Mobile App Development
    • Wearables
    • Software Development
    • Social Media Marketing
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $50/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    7 Projects Listed

    AppsNation Services

    • VR/AR
    • Mobile App Development
    • Wearables
    • Software Development
    • Social Media Marketing
    • Web Development
    • DevOps Consulting
    • Blockchain
    • Digital Marketing
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Deliverables
    • Gymnasium
    • Bonus Buddy
    • Unilever
    • Sun Life
    • Habib Oil Mills
    Data sourced from the agency's DesignRush profile

    AppsNation Reviews & Testimonials

    • Ibrahim Ali Owner at Ali Traders
      4.8

      Social Media Marketing Review from Ibrahim Ali

      We at Ali Traders recently partnered with AppsNation to handle our social media marketing, and we couldnt be more satisfied with the results. Our pages were barely active before, with low engagement and no clear branding. Within just a few weeks, their team completely transformed our presence across Facebook, Instagram. What we loved most was their strategy it wasnt just about posting pictures or running ads. AppsNation understood our business model, audience, and tone. They created consistent branding, unique post designs, powerful captions, and even helped us set up monthly content calendars. Their targeted ad campaigns generated real inquiries, not just likes. We saw a 40% increase in leads within the first month alone!

    • Tyson Lewis
      Tyson Lewis Head Roofing Consultant at Lewis Roofing Solutions
      5.0

      Web Development Review from Tyson Lewis

      AppsNation's SEO efforts resulted in improved search engine rankings and increased organic traffic. They also enhanced the client's domain authority and conversion rates. The team was transparent, responsive, and proactive. Their client-centric approach and technical expertise were also impressive.

    • Zain Khanzada
      Zain Khanzada Review from Google
      5.0

      Zain Khanzada's Review Sourced from Google

      AppsNation did an amazing job creating my business website. From start to finish, they were clear, informative, and guided me through every step of the process. I shared my ideas and the overall vibe I wanted for the site, and their execution was seamless. They were incredibly responsive, always getting back to me within minutes to answer any questions I had. As someone who isn't tech-savvy, I really appreciated their patience and ability to help me with everything I needed to do on my end. I highly recommend AppsNation for any web design needs. I couldn't be more satisfied with the result!

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Successfully helping world-class companies bring products & services to market.

    "A well designed product brings users to your products. A well designed product user experience brings customers to your brand for life." — Lars Owens...

    Top Services:

    • Graphic Design
    • Product Design
    • Package Design
    • Logo Design
    • Web Design
    • Show more
    Location
    Lincoln, Nebraska
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    6 Projects Listed

    Lars Owens Design Services

    • Graphic Design
    • Product Design
    • Package Design
    • Logo Design
    • Web Design
    • SEO
    • Audio Production
    • Print Design
    • Design Services
    • Video Production
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Erchonia Corp
    • Murray Custom Homes
    • Laser Diode Concepts
    • Lee Enterprises
    Data sourced from the agency's DesignRush profile
  • 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
    • Show more
    Location
    New York City, New York
    Number of Employees
    Under 49
    Average Hourly Rate
    $10/hr
    Minimal Budget
    Under $1,000

    Codinix Technologies Inc. Services

    • AI Development
    • IoT
    • Mobile App Development
    • Software Development
    • DevOps Consulting
    • CRM Consulting
    • Web Design
    • Web Development
    • Digital Marketing
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Rexel
    • Freedom Session
    • Vodafone Group PLC
    Data sourced from the agency's DesignRush profile
  • Let's Save Lives Together

    CureMD's physician billing services are easy and stress free Our team of experts will handle all the complex details, so you can focus on providing excellent patient care...

    Top Services:

    • Software Testing
    • AI Development
    • Software Development
    • CRM Consulting
    • Call Centers
    • Show more
    Location
    New York City, New York
    Number of Employees
    1000 & Up
    Average Hourly Rate
    $35/hr
    Minimal Budget
    Under $1,000

    CureMD Services

    • Software Testing
    • AI Development
    • Software Development
    • CRM Consulting
    • Call Centers
    • Market Research
    • Customer Support
    • Event Marketing
    • Digital Marketing
    • Mobile App Development
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Eastside Gynecology
    • Gaston County
    • Care Health & Fitness
    • Denvill Diagnostics
    Data sourced from the agency's DesignRush profile

    CureMD Reviews & Testimonials

    • Lolita Prieto
      Lolita Prieto Review from Google
      5.0

      Lolita Prieto's Review Sourced from Google

      I HAVE NEVER WORKED WITH SUCH A DETAILED AND ACCOUNTIBLE CREDETIALING CO. RON DAVIS WAS AMAZING. HE HAD PATIENCE AND GUIDED ME STEP BY STEP. HE IS NOW OUR CREDENTIALING COMPANY.

    • ira cantor
      ira cantor Review from Google
      5.0

      ira cantor's Review Sourced from Google

      Liam and his billing team have consistently delivered outstanding service. Their dedication, accuracy, and proactive mindset set them apart. Even in the face of complex billing challenges, they respond with clarity and efficiency, ensuring every detail is handled with care. Liam’s leadership reflects a deep understanding of the process and a strong commitment to excellence, which clearly influences the entire team. Their responsiveness, collaborative approach, and problem-solving abilities make them a truly invaluable partner. It’s a pleasure to work with such a reliable and high-performing team.

    • Christopher Kelley
      Christopher Kelley Review from Google
      5.0

      Christopher Kelley's Review Sourced from Google

      Liam and his billing team have been truly exceptional. Their dedication, precision, and proactive approach consistently stand out. They handle even the most complex billing scenarios with remarkable efficiency and clarity, ensuring that nothing falls through the cracks. Liam leads with professionalism and a deep understanding of the process, setting a high standard for the entire team. Their responsiveness, problem-solving mindset, and collaborative attitude have made them an indispensable part of the operation. It’s genuinely a pleasure to work with such a committed and high-performing team.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Tagging your market

    We offer many solutions to build markting power, with the use of Social Media, Content, Digital Display, Creative, Brand, and Atificial Intelligent marketing...

    Top Services:

    • Digital Marketing
    • SEO
    • Content Marketing
    • Email Marketing
    • Social Media Marketing
    • Show more
    Location
    Redlands, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $45/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    3 Projects Listed

    Marketing 720 Services

    • Digital Marketing
    • SEO
    • Content Marketing
    • Email Marketing
    • Social Media Marketing
    • Advertising
    • PPC
    • Web Development
    • Business Consulting
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • IT Industry
    • Construction Industry
    • Small Business Industry
    Data sourced from the agency's DesignRush profile

    Marketing 720 Reviews & Testimonials

    • Namita Mohideen
      Namita Mohideen Review from Google
      5.0

      Namita Mohideen's Review Sourced from Google

      Been working with Bruce and his marketing firm . Have had a wonderful experience. I highly recommend him.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Marketing made simple. We're here for however long YOU need us!

    AW Digital Marketing is a full-service marketing agency offering content marketing, SEO (Search Engine Optimization), Google Ads, social media marketing/management, website design/redesign/management, graphic design, mobile application development, marketing strategy advice and direction, email/SMS...

    Top Services:

    • Email Marketing
    • PPC
    • Digital Marketing
    • SEO
    • Content Marketing
    • Show more
    Location
    Kansas City, Missouri
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    5 Projects Listed

    AW Digital Marketing Services

    • Email Marketing
    • PPC
    • Digital Marketing
    • SEO
    • Content Marketing
    • Creative Services
    • Web Design
    • Social Media Marketing
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Pathways to Promise
    • Sista Midwife Productions
    • Tealbee
    • The Call Church
    • SALT Initiative
    • BG Wedding Show
    • A Little Piece of Peace
    • Don't Stop at 6
    • Small Business Industry
    Data sourced from the agency's DesignRush profile
  • Enhance Your Companys Online Identity.

    OooWee Business Solutions, founded in 2024 and based in Stockton, California, is a boutique digital marketing and software development agency serving small to midsize businesses. The firm delivers full-cycle solutions including account management, SEO, custom web and mobile apps, AI-powered lead generation...

    Top Services:

    • Design Services
    • Digital Strategy
    • Web Design
    • Web Development
    • Social Media Marketing
    • Show more
    Location
    Stockton, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    Under $1,000

    OooWee LLC Services

    • Design Services
    • Digital Strategy
    • Web Design
    • Web Development
    • Social Media Marketing
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • MyFitnessPal
    • Steam Points
    • Sail Me
    • Lemonade
    • MetaVRse
    • Lodi Bowling Bar and Lounge
    • MOOi Concept Store
    • NOBULL
    • Boostr
    Data sourced from the agency's DesignRush profile
  • Crafting Businesses Beyond Expectation.

    Welcome to Web App Digitals, where expertise meets innovation. With over a decade of experience, our team crafts bespoke websites, from sleek portfolios to dynamic e-commerce platforms. We specialize in translating your ideas into captivating online realities, leveraging cutting-edge technologies for seamless...

    Top Services:

    • Web Design
    • Web Development
    • WordPress Website Design
    • eCommerce Development
    • UI/UX Design
    • Show more
    Location
    Woodbridge, Virginia
    Number of Employees
    Under 49
    Average Hourly Rate
    $28/hr
    Minimal Budget
    Under $1,000

    Web App Digitals Services

    • Web Design
    • Web Development
    • WordPress Website Design
    • eCommerce Development
    • UI/UX Design
    • Graphic Design
    • Logo Design
    • Digital Marketing
    • SEO
    • Mobile App Development
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Chase Fitness
    • Harmony Homes
    • Senpro Group
    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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