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

218 Companies-Rankings updated: September 03, 2026

DesignRush vets all agencies based on professional qualifications and verified customer feedback to help you choose confidently. Some featured agencies maintain paid sponsorships.

United States × .Net Development × Transportation & Logistics ×Clear Filters
  • Crafting Digital Echoes.

    Nobox Idea delivers exceptional digital solutions with a focus on web design, development, and maintenance. Our services extend to custom software and app development, ensuring tailored solutions for your needs. We specialize in SEO to enhance your online visibility and offer strategic social media marketing...

    Top Services:

    • Web Design
    • Web Development
    • Mobile App Development
    • Software Development
    • Graphic Design
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    Location
    Naperville, Illinois
    Number of Employees
    Under 49
    Average Hourly Rate
    $30/hr
    Minimal Budget
    Under $1,000
  • Innovate, Collaborate, and Launch with The Apps Pro.

    The Apps Pro is a leading mobile app development company specializing in crafting bespoke applications with smart strategies, advanced technology, and user-friendly designs. They provide custom solutions for iOS, Android, and cross-platform apps, ensuring seamless functionality and engaging user exp...

    Top Services:

    • VR/AR
    • Mobile App Development
    • Software Development
    • Software Testing
    • Blockchain
    • Show more
    Location
    New York City, New York
    Number of Employees
    250 - 499
    Average Hourly Rate
    $2000/hr
    Minimal Budget
    $1,000 - $10,000
  • Strategize. Build. Secure. Scale.

    GYSP.tech is a trusted global IT Consulting and Service Provider helping businesses strategize, build, secure, and scale Cloud, Data, AI/ML, SaaS and Ecommerce ecosystems to maximize operational ROI and competitive advantage...

    Top Services:

    • Cloud Consulting
    • DevOps Consulting
    • AI Development
    • Software Development
    • Staff Augmentation
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    Location
    New York City, New York
    Number of Employees
    100 - 249
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
  • Turning Business Ambition Into AI-Powered Advantage

    DITS is a business consulting and AI transformation company helping startups, SMEs, and enterprises modernize operations, adopt AI, build scalable digital products, and accelerate growth through strategy, engineering, cloud, automation, and global delivery expertise across global markets...

    Top Services:

    • Software Development
    • Mobile App Development
    • AI Development
    • IoT
    • Business Consulting
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    Location
    Billings, Montana
    Number of Employees
    100 - 249
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    4 Projects Listed
  • Passionate Developers

    The Demski Group is a full-stack mobile and web development firm that creates beautiful, engaging, state-of-the-art applications and designs to help businesses grow and succeed...

    Top Services:

    • Mobile App Development
    • Software Development
    • IoT
    • AI Development
    • VR/AR
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    Location
    Olean, New York
    Number of Employees
    Under 49
    Average Hourly Rate
    $80/hr
    Minimal Budget
    $1,000 - $10,000
  • Where Expertise Meet Innovation

    We deliver innovative strategies and comprehensive solutions to elevate your brand. Our XPRT team is dedicated to driving your success through tailored marketing campaigns that achieve real results...

    Top Services:

    • Web Design
    • Web Development
    • SEO
    • Branding
    • Digital Marketing
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    Location
    Dallas, Texas
    Number of Employees
    Under 49
  • Your Strategic Digital Partner For Ultimate Success

    We're helping Houston, TX businesses with website design & development, white hat SEO, social media marketing, PPC, and 360-degree full-service digital marketing...

    Top Services:

    • Digital Marketing
    • SEO
    • PPC
    • Social Media Marketing
    • Web Design
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    Location
    Houston, Texas
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    Under $1,000
  • Reimagining Software Development

    Beehive is a new production model for software development (the world's first we should add) that fuses AI precision with human ingenuity. A model of collective intelligence that breaks projects into microtasks, routing them to global experts, and delivering production-ready, high quality, code faster than...

    Top Services:

    • Web Development
    • Software Development
    • AI Development
    • Mobile App Development
    • IoT
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    Location
    San Jose, California
    Number of Employees
    100 - 249
    Minimal Budget
    $10,000 - $25,000
  • Meticulous Innovative Development

    At Meticul Solutions, we know how to help you define where you are going, and give you the tools to get there. We do this with a simple philosophy: We just don't design & develop applications for your requirements but rather make sure to understand your business to give you an end to end digital...

    Top Services:

    • Software Development
    • Mobile App Development
    • AI Development
    • eCommerce Development
    • UI/UX Design
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    Location
    Houston, Texas
    Number of Employees
    50 - 99
    Average Hourly Rate
    $36/hr
    Minimal Budget
    $10,000 - $25,000
  • Empowering enterprises to transform through human ingenuity and engineering excellence.

    Visionet is a leading IT services firm delivering digital experiences, enterprise modernization, Data & AI applications, and managed IT services. We leverage digital, data, and cloud technologies to meet clients needs efficiently. Serving diverse sectors, we simplify complexities and foster innovation. With a...

    Top Services:

    • IT Services
    • AI Development
    • Big Data Analytics
    • Cloud Consulting
    • DevOps Consulting
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    Location
    Cranbury, New Jersey
    Number of Employees
    1000 & Up
  • The Technology Edge Your Business Deserves

    At Wildnet Edge, we combine AI-first thinking with deep product engineering expertise to build future-ready software for startups, mid-size firms, and global enterprises. Backed by Wildnet Technologies 19+ year legacy, our developers specialize in AI-native, scalable, and performance-driven systems...

    Top Services:

    • Software Development
    • Mobile App Development
    • eCommerce Development
    • DevOps Consulting
    • AI Development
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    Location
    New York City, New York
    Number of Employees
    250 - 499
    Average Hourly Rate
    $25/hr
    Minimal Budget
    Under $1,000
  • Top Mobile App and Web Development Company in Canada, USA and UK

    We design highly polished iPhone, Android and Web Apps for startups and Enterprise clients...

    Top Services:

    • Mobile App Development
    • Web Development
    • UI/UX Design
    • IoT
    • Digital Marketing
    • Show more
    Location
    Sunnyvale, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $15/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    3 Projects Listed
  • Your Very Own Digital Marketing Agency.

    We are a prominent digital marketing company that offers best quality digital services to give you the best ROI in every condition. We follow latest trends and ethical practices to give you the best results to build a long-term relationship with our clients...

    Top Services:

    • Graphic Design
    • Web Design
    • Web Development
    • SEO
    • Digital Marketing
    • Show more
    Location
    Wilmington, Delaware
    Number of Employees
    Under 49
    Average Hourly Rate
    $20/hr
    Minimal Budget
    Under $1,000
  • Global Web Development & Digital Marketing Experts

    DS Technologies is a global web design, development, and digital marketing agency. We specialize in creating innovative, custom solutions that drive measurable results. With expertise in SEO, UI/UX, and scalable web applications, we help businesses worldwide grow their digital presence and achieve sustainable...

    Top Services:

    • Graphic Design
    • Web Design
    • eCommerce Development
    • Web Development
    • UI/UX Design
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
  • Delivering Value Scientifically

    Cybage is an information technology company specializing in outsourced product engineering and IT consulting services. With over three decades of experience, we are a leader in software development, partnering with some of the world's largest independent software vendors (ISVs) and enterprises. Our team of...

    Top Services:

    • Software Development
    • IT Services
    • Cloud Consulting
    • Web Development
    • IoT
    • Show more
    Location
    Princeton, New Jersey
    Number of Employees
    1000 & Up
  • Your Trusted Path To Innovation

    Space Inventive delivers AI-powered solutions, data engineering, and digital transformation services tailored for pharma, healthcare, and fast-growing businesses. We blend innovation with execution to solve complex challenges through scalable, future-ready technology...

    Top Services:

    • Big Data Analytics
    • IT Services
    • Web Design
    • Branding
    • UI/UX Design
    • Show more
    Location
    New York City, New York
    Number of Employees
    250 - 499
    Average Hourly Rate
    $20/hr
    Portfolios Count
    1 Project Listed
  • Premier Tech Solutions

    EnlightVision is the partner of choice for many of the worlds leading enterprises, SMEs, and technology innovators. We elevate businesses through custom software development, product design, QA, and consultancy services. Our commitment is to deliver cutting-edge solutions tailored to your unique needs...

    Top Services:

    • Mobile App Development
    • AI Development
    • Software Development
    • IT Services
    • Web Development
    • Show more
    Location
    St. Charles, Illinois
    Number of Employees
    Under 49
    Average Hourly Rate
    $10/hr
    Minimal Budget
    Under $1,000
  • Powering Innovation. Enabling Change.

    From design to deployment, Claritus delivers secure, scalable, and user-friendly applications backed by 24/7 support...

    Top Services:

    • Web Development
    • Mobile App Development
    • DevOps Consulting
    • Cloud Consulting
    • IT Services
    • Show more
    Location
    New York City, New York
    Number of Employees
    100 - 249
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $10,000 - $25,000

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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