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

120 Companies-Rankings updated: September 03, 2026

Each agency undergoes DesignRush evaluation for professional expertise and genuine client satisfaction to assist your search. Some featured placements are paid.

United States × .Net Development × Finance × $1,000 - $10,000 ×Clear Filters
  • Your Data-Driven Full Service Digital Marketing Agency.

    At Keach Agency, a full service digital marketing agency in the USA, we specialize in affordable and comprehensive digital solutions designed to enhance your business visibility and growth. From designing and developing user-friendly websites and mobile apps to delivering strategic online marketing campaigns...

    Top Services:

    • Web Design
    • eCommerce Development
    • Web Development
    • WordPress Website Design
    • SEO
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    Location
    Houston, Texas
    Number of Employees
    Under 49
    Average Hourly Rate
    $35/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    2 Projects Listed
  • Fueling the Rise of Startups

    Assistanova is a California-based digital marketing agency specializing in SEO, web design, content creation, ppc, and motion graphics. We deliver tailored strategies to help businesses thrive online with innovative solutions and measurable results...

    Top Services:

    • Branding
    • Digital Strategy
    • Web Design
    • Digital Marketing
    • SEO
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    Location
    Sunnyvale, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
  • Shopify Plus & Headless Commerce Agency for DTC Brands.

    Based in Lynchburg, Virginia, Creative Labs is a veteran Shopify Partner agency that has been elevating eCommerce since 2012. With a portfolio of over 800 brands across six continents, we specialize in high-converting custom development, SEO, paid media, and conversion optimization...

    Top Services:

    • eCommerce Development
    • Web Design
    • SEO
    • PPC
    • CRO
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    Location
    Forest, Virginia
    Number of Employees
    Under 49
    Average Hourly Rate
    $95/hr
    Minimal Budget
    $1,000 - $10,000
  • CBX Solutions is a freelance digital marketing agency based in Green Bay, Wisconsin.

    We provide a wide range of services to support you throughout your journey. Let us be your trusted partner in your journey towards success. With our extensive range of services, you can rest assured that we have you covered at every turn. We work tirelessly to support you and help you achieve your goals...

    Top Services:

    • Digital Services
    • Web Design
    • Web Development
    • Branding
    • Social Media Marketing
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    Location
    Green Bay, Wisconsin
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
  • ERP transformation firm, leveraging AI native frameworks with modular augmentation capabilities

    Atigro is a proven ERP transformation firm, leveraging modular augmentation capabilities paired with AI-native frameworks...

    Top Services:

    • SEO
    • Web Development
    • AI Development
    • Software Development
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    Location
    Vienna, Virginia
    Number of Employees
    Under 49
    Average Hourly Rate
    $199/hr
    Minimal Budget
    $1,000 - $10,000
  • Your Solution to Digital Marketing Challenges!

    An agency that truly understands the value of marketing in business, we are a leading digital marketing company dedicated to becoming a strong pillar for your business, propelling it to new heights with exponentially high profits. We are well aware of the boundaries of marketing and advertising, but we are...

    Top Services:

    • Digital Marketing
    • Graphic Design
    • Branding
    • Logo Design
    • Web Development
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    Location
    New York City, New York
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $1,000 - $10,000
  • Logic Inspired by Design

    DesignersX stands tall among the leading design and development platforms headquartered in Florida, United States. Catering to businesses of all sizes, the company specializes in web apps, mobile app development, e-commerce solutions, custom Java development, and internet marketing and design services. What...

    Top Services:

    • Web Design
    • eCommerce Development
    • Web Development
    • IoT
    • Software Development
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    Location
    Florida City, Florida
    Number of Employees
    50 - 99
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
  • Leading to future.

    Silk Route Technologies helps you meet the next generation of technological challenges, leading to a future of growth and prosperity. We offer growth opportunities to international IT companies through consulting and representation to achieve sustainable growth in the US market...

    Top Services:

    • IT Services
    • Staff Augmentation
    • Web Development
    • Mobile App Development
    • eCommerce Development
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    Location
    Ashburn, Virginia
    Number of Employees
    50 - 99
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $1,000 - $10,000
  • Elevating businesses with cutting-edge tech solutions.

    At ISpectra Technologies, we embark on a journey of innovation, where your ideas meet our expertise to create transformative digital solutions. As a leading technology partner, we specialize in software engineering, cloud transformation, and cyber security services, propelling businesses into a new era of...

    Top Services:

    • Managed Services
    • Cybersecurity
    • IT Services
    • IT Compliance Solution
    • Cloud Consulting
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    Location
    Edison, New Jersey
    Number of Employees
    Under 49
    Minimal Budget
    $1,000 - $10,000
  • Hire Top Software Developers, UI Designers & Product Managers from Africa

    ProDevs connects global companies with top tech talent from Africa, streamlining the hiring process for developers, designers, and more. Through a rigorous vetting system, ProDevs ensures companies quickly find the right fit, offering flexible hiring models that cater to project-based, contract, or full-time...

    Top Services:

    • Software Development
    • eCommerce Development
    • Staff Augmentation
    • DevOps Consulting
    • HR Outsourcing
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    Location
    Delaware City, Delaware
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $1,000 - $10,000
  • Become The Brand AI Recommends

    AI Search Optimization for ChatGPT, Claude, Perplexity & Google AI. Rise Peak Digital specializes in AISEO, AI Overviews, and content marketing that wins in the age of AI search. We're not just an SEO agency. We're a team of strategists obsessed with making sure your brand gets discovered, cited, and...

    Top Services:

    • CRO
    • Digital Marketing
    • SEO
    • Content Marketing
    • eCommerce
    • Show more
    Location
    Davie, Florida
    Number of Employees
    Under 49
    Average Hourly Rate
    $60/hr
    Minimal Budget
    $1,000 - $10,000
  • Strategy. Design. Content. Technology.

    Multidisciplinary Digital Agency with more than 14 years of experience developing innovative platforms for digital transformation. Regardless of whether you are a startup, freelancer or company, our mission is to make users fall in love with web design , online store design or app development . Therefore...

    Top Services:

    • Mobile App Development
    • Software Development
    • UI/UX Design
    • Web Design
    • Blockchain
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    Location
    Miami, Florida
    Number of Employees
    Under 49
    Minimal Budget
    $1,000 - $10,000
  • Search Engine Marketing Revival.

    Elevate your online visibility and accelerate your business growth with SEM Revival LLC! We specialize in comprehensive digital marketing strategies customized to enhance your internet presence significantly. Our mission is to empower your brand with targeted solutions designed to maximize online visibility...

    Top Services:

    • Digital Marketing
    • SEO
    • PPC
    • Social Media Marketing
    • eCommerce
    • Show more
    Location
    Wilmington, Delaware
    Number of Employees
    Under 49
    Average Hourly Rate
    $40/hr
    Minimal Budget
    $1,000 - $10,000
  • AI-Powered Development On Demand Ship 5x Faster

    AI-powered on-demand dev agency. We ship MVPs, custom software, and ERP implementations up to 5x faster than traditional agencies. We work with flat monthly subscriptions. All rates include senior devs, AI agents, full project visibility through our platform, Imajin. Plans start at $3,500/mo...

    Top Services:

    • AI Development
    • Software Development
    Location
    Austin, Texas
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
  • Top Mobile App and Software Development Company India

    India app developer is a well known Mobile App Development Company for every application and software solution. We realise that a company manager needs to handle a company with diverse clients and market competition...

    Top Services:

    • Mobile App Development
    • Software Development
    • Web Development
    • Digital Marketing
    • SEO
    • Show more
    Location
    Dallas, Texas
    Number of Employees
    Under 49
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
  • Innovating Digital. Empowering Growth.

    Saffron Tech is a digital transformation company that delivers scalable web, mobile, and AI solutions tailored to drive measurable business outcomes across industries...

    Top Services:

    • eCommerce Development
    • WordPress Website Design
    • Web Design
    • Social Media Marketing
    • eCommerce
    • Show more
    Location
    Newark, New Jersey
    Number of Employees
    100 - 249
    Average Hourly Rate
    $15/hr
    Minimal Budget
    $1,000 - $10,000
  • Turning Vision Into Reality

    Logic Matrix is a custom software development studio with over 9 years of experience delivering scalable, high-performance digital solutions for businesses worldwide. The company specializes in end-to-end software development, system integration, cloud and DevOps, mobile and web applications, and UI/UX...

    Top Services:

    • Software Development
    Location
    Manassas, Virginia
    Number of Employees
    50 - 99
    Average Hourly Rate
    $40/hr
    Minimal Budget
    $1,000 - $10,000
  • Think-Do-Achieve

    Emorphis Technologies is a software development company having offices in the USA, UK, in India, offering its services for Digital transformation in enterprise mobility solutions, cloud computing services, backend development, salesforce consulting services, healthcare software development and more...

    Top Services:

    • Mobile App Development
    • Software Development
    • IT Services
    • CRM Consulting
    • Cloud Consulting
    • Show more
    Location
    Broadlands, Virginia
    Number of Employees
    50 - 99
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
  • Most Affordable and Professional digital marketing agency

    We at Battersea Web Expert offers online marketing solution worldwide. Which includes digital marketing, Web designing, content marketing, email marketing, PPC, and SEO Etc...

    Top Services:

    • Digital Marketing
    • SEO
    • PPC
    • Branding
    • Web Design
    • Show more
    Location
    Columbus, Ohio
    Number of Employees
    50 - 99
    Average Hourly Rate
    $5/hr
    Minimal Budget
    $1,000 - $10,000
  • Making Your Digital Dreams Come True.

    Indeses | Software Development Company is the pioneer in offering technology solutions by creating business-driven strategies across a wide variety of industry verticals. We are a full-service B2B digitalization arm providing services for customized software solutions & services. The company is built up of...

    Top Services:

    • Mobile App Development
    • Software Development
    • UI/UX Design
    • Cybersecurity
    • AI Development
    • Show more
    Location
    Huntington, New York
    Number of Employees
    50 - 99
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000

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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