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

13 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.

.Net
Agriculture
Under $1,000
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  • Quantum IT Innovation

    Empowering Your Digital Future with Innovative IT Solutions

    At Quantum IT Innovation, our team excels in AI, Big Data, RPA, and Mobile App Development for iOS, Android, and Cross-Platform. We also offer expert SEO, PPC, and Social Media services to drive your business forward in the USA, UK, Canada, Ireland, UAE, Australia, India, & across the globe...

    Top Services:

    • Web Development
    • Social Media Marketing
    • SEO
    • PPC
    • IT Services
    • Show more
    Location
    Indianapolis, Indiana
    Number of Employees
    100 - 249
    Average Hourly Rate
    $10/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    101 Projects Listed

    Quantum IT Innovation Services

    • Web Development
    • Social Media Marketing
    • SEO
    • PPC
    • IT Services
    • Mobile App Development
    • AI Development
    • Digital Marketing
    • Software Development
    • Web Design
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • David
    • Karmel
    • Jevon
    • Luke
    • Rajitha
    • Alfred
    • Gilbert
    • Erik
    • Christopher Samdeo
    • Mehernaz Emadi
    Data sourced from the agency's DesignRush profile

    Quantum IT Innovation Reviews & Testimonials

    • Lorena Iaut
      Lorena Iaut Obstetrician and Gynecologist at Lorena Laut
      5.0 ★

      Digital Marketing Review from Lorena Iaut

      We have had a great experience working with Quantum IT Innovation for our digital marketing needs. Their team is professional, responsive, and truly understands how to position a healthcare brand effectively online. We've seen noticeable improvement in our digital presence and engagement. Highly recommend their services to anyone looking for reliable and result-driven marketing support.

    • Brigitte Brünjes
      Brigitte Brünjes Owner at Hogasearch
      5.0 ★

      Digital Marketing Review from Brigitte Brünjes

      Quantum IT Innovation played a key role in strengthening HOGASEARCHs digital presence through strategic digital marketing and SEO services. Their team delivered creative content, consistent planning, and visible growth in engagement and search rankings. Highly professional and results-oriented.

    • SAM NAJIBI
      SAM NAJIBI CEO at MBSS Security Services
      5.0 ★

      Digital Marketing Review from SAM NAJIBI

      Quantum IT Innovation has been a game-changer for MBSS Security. Their digital marketing strategies helped us boost our local visibility, generate leads, and build a strong online presence. Highly professional and results-driven team truly appreciate their support!

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
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    4.9 4.9 (9)
    4.1 4.1 (112)

  • Vserve Ebusiness Solutions

    Verified Verified by the DesignRush team for authenticity and credibility.

    All-In-One E-commerce Technology Solution Provider: Because Every Click Matters.

    Vserve Ebusiness Solutions is an AI-powered Supply Chain Management and Ecommerce company with 10+ years of global delivery. We provide offshore teams, BPO, procurement, order and inventory management, customer support, and ecommerce solutions to reduce costs and improve efficiency...

    Top Services:

    • Logistics
    • Accounting
    • eCommerce Development
    • BPO
    • Call Centers
    • Show more
    Location
    New York City, New York
    Number of Employees
    500 - 999
    Average Hourly Rate
    $25/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    1 Project Listed

    Vserve Ebusiness Solutions Services

    • Logistics
    • Accounting
    • eCommerce Development
    • BPO
    • Call Centers
    • Web Design
    • eCommerce
    • SEO
    • Customer Support
    • Phone Answering Services
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Traci Miller
    • Marcia Maples
    • Joseph Powell
    Data sourced from the agency's DesignRush profile

    Vserve Ebusiness Solutions Reviews & Testimonials

    • Marie M. Harris Undisclosed at Retail
      5.0 ★

      Customer Support Review from Marie M. Harris

      Although we have been struggling before, after expanding our influence into mountain wear and watches, it became evident that we needed some professional help. We were offering many new products, and making matters worse, we were present in different foreign markets, which mean many competitors to keep an eye on. After some consultations with the Vserve team, we had no doubts that they were the solution we had been looking for. Thanks to their proven MAP enforcement strategies, maintaining our market position is now easier. We always have accurate pricing information at our fingerprints. I must say, we are really impressed with Vserve.

    • Danielle W Undisclosed at Retail
      5.0 ★

      Customer Support Review from Danielle W

      Our company is grateful to have found a collaborative team in Vserve for our Product Information Management. Initially, we were unsure about the quality of product descriptions and their accessibility to our buyers. However, Vserve’s expertise in programming language and business best practices helped us to manage our complete product information and catalog pretty well. The conversion rate excelled our expectations, and our products shot up on Google rankings!

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
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    4.5 4.5 (2)

  • Digon Design

    Get Found Online - Call Digon Design.

    At Digon Design we specialize in helping local home improvement service companies get found online. We do this through creating striking websites for our clients, then doing everything in our power to get those websites in front of their ideal clients...

    Top Services:

    • Digital Services
    • Web Design
    • WordPress Website Design
    • Web Development
    • UI/UX Design
    • Show more
    Location
    Tulsa, Oklahoma
    Number of Employees
    Under 49
    Average Hourly Rate
    $150/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    2 Projects Listed

    Digon Design Services

    • Digital Services
    • Web Design
    • WordPress Website Design
    • Web Development
    • UI/UX Design
    • SEO
    • PPC
    • Social Media Marketing
    • Content Marketing
    • Market Research
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Nature Guard
    • Goodman Baker Insurance
    • Dowd Heat & Air
    • Dom's Details
    Data sourced from the agency's DesignRush profile

    Digon Design Reviews & Testimonials

    • Bravo Pest Solutions LLC
      Bravo Pest Solutions LLC Review from Google
      5.0 ★

      Bravo Pest Solutions LLC's Review Sourced from Google

      Dominic at Digon Design went above and beyond in helping us with our Google Business Profile and website issues. He is thorough, professional, and truly the best at what he does. On top of his expertise, he’s also a genuinely pleasant person to work with, which makes the whole process that much easier. We couldn’t be happier with the results—highly recommend him! ⭐⭐⭐⭐⭐

    • Micah Pearson
      Micah Pearson Review from Google
      5.0 ★

      Micah Pearson's Review Sourced from Google

      Working with Dominic at Digon Design has been an absolute pleasure. He’s not only incredibly talented, but also one of the most dependable and professional people I’ve worked with. Dominic consistently overdelivers, going above and beyond in nearly every aspect. His attention to detail, communication, and creative insight made working with him smooth and enjoyable. If you’re looking for a top-notch Website or Google anything, Dominic is genuinely a great person to work with.

    • Witness Security
      Witness Security Review from Google
      5.0 ★

      Witness Security's Review Sourced from Google

      Excellent design, functionality and responsive support whenever we need it. SEO at it's best. We have worked with a variety of SEO genius's through the years and Dominic has exceeded them all.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
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    5.0 5.0 (40)

  • 530 Expert

    Digital Marketing That Turns Heads, Clicks, And Converts

    We are the digital partners for small businesses in the US, Canada, Europe, and Australia. Specializing in expert SEO, AI-powered marketing, and performance optimization, we help you achieve real, measurable growth...

    Top Services:

    • SEO
    • Web Design
    • Web Development
    • Social Media Marketing
    • PPC
    • Show more
    Location
    Buffalo Grove, Illinois
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    1 Project Listed

    530 Expert Services

    • SEO
    • Web Design
    • Web Development
    • Social Media Marketing
    • PPC
    • CRO
    • Email Marketing
    • AI Development
    • Managed Services
    • Digital Marketing
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • La Cabra Mexican Restaurants
    • Polycycl
    • Thermadyne
    • Deltron
    • US Shipping Consultants
    • SNA Power Engineering
    Data sourced from the agency's DesignRush profile
    Visit Website View Profile

  • TucsonBizz

    Mobile App and Web Development Company Tucson

    TucsonBizz is a leading web design company Tucson, AZ, USA. Its offering custom website design, resposive web design, mobile friendly design, mobile app design for your business and mobile Apps. Contact us now for hire web designers...

    Top Services:

    • Mobile App Development
    • Web Development
    • Web Design
    • SEO
    • Digital Marketing
    • Show more
    Location
    Tucson, Arizona
    Number of Employees
    50 - 99
    Minimal Budget
    Under $1,000
    Portfolios Count
    4 Projects Listed

    TucsonBizz Services

    • Mobile App Development
    • Web Development
    • Web Design
    • SEO
    • Digital Marketing
    • Software Development
    • Digital Services
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Bettina Garcia
    • Henry Garza
    • David K.G. Chan
    Data sourced from the agency's DesignRush profile
    Visit Website View Profile

  • RACAILLE LLC

    Software Development That Breaks Molds

    RACAILLE is a software development firm dedicated to crafting bespoke digital solutions for ambitious businesses. RACAILLE emphasizes clean code, robust architectures, and direct client collaboration to deliver high-impact results...

    Top Services:

    • Software Development
    • ERP Consulting
    • Cybersecurity
    Location
    New York City, New York
    Number of Employees
    Under 49
    Average Hourly Rate
    $40/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    2 Projects Listed

    RACAILLE LLC Services

    • Software Development
    • ERP Consulting
    • Cybersecurity
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Nexora Tech
    • S.V.3
    • Leap Your Brand
    • Wilmore Styles
    Data sourced from the agency's DesignRush profile
    Visit Website View Profile

  • White Label Partner

    Your Complete Digital Fulfillment Partner For Agencies

    White Label Partner is a white-label digital services company that helps agencies expand their capabilities without increasing operational overhead. It provides web and mobile development, SEO, paid advertising, AI solutions, GoHighLevel services, content writing, social media management, and other digital...

    Top Services:

    • Digital Marketing
    • SEO
    • AEO
    • Web Development
    • Social Media Marketing
    • Show more
    Location
    Miami, Florida
    Number of Employees
    100 - 249
    Average Hourly Rate
    $100/hr
    Minimal Budget
    Under $1,000

    White Label Partner Services

    • Digital Marketing
    • SEO
    • AEO
    • Web Development
    • Social Media Marketing
    • PPC
    • Advertising
    • Mobile App Development
    • Content Marketing
    • Digital Services
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Marketify
    • Drew Creative Studio
    • TLC Construction
    Data sourced from the agency's DesignRush profile
    Visit Website View Profile

  • American Webs Master

    We build digital excellence.

    Premium web design and digital solutions that convert visitors into customers built for businesses that refuse to blend in...

    Top Services:

    • SEO
    • Web Design
    • eCommerce Development
    • Web Development
    • Show more
    Location
    New York City, New York
    Number of Employees
    Under 49
    Average Hourly Rate
    $60/hr
    Minimal Budget
    Under $1,000

    American Webs Master Services

    • SEO
    • Web Design
    • eCommerce Development
    • Web Development
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Consumer Goods Industry
    • eCommerce Industry
    • Construction Industry
    Data sourced from the agency's DesignRush profile

    American Webs Master Reviews & Testimonials

    • Jean Maurice Sanon
      Jean Maurice Sanon Review from Google
      5.0 ★

      Jean Maurice Sanon's Review Sourced from Google

      Harris is amazing! He totally transformed my website and made the whole process stress-free. The site looks better than I imagined, and he nailed it on every detail! Thank you 🙏🏾

    • Dushawn Spencer
      Dushawn Spencer Review from Google
      5.0 ★

      Dushawn Spencer's Review Sourced from Google

      I've been a customer since 2024, and currently use them for all of my pusiness stationary needs. Very responsive and creative. Was very open to my idea's and input as well. Henry Powell is the man! I Would definitely recommend their service.

    • Marico Landrum
      Marico Landrum Review from Google
      5.0 ★

      Marico Landrum's Review Sourced from Google

      Luis Brown did an amazing job with assisting me on my logo designs. He responds in a timely manner, very polite and paid very good attention to detail. I look forward to continuing to work with him.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
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    4.7 4.7 (78)

  • Erudite Apex Inc

    Intelligent Software Engineered For The Future

    Erudite Apex builds AI-integrated, full-stack software solutions that help businesses automate workflows, enhance decision-making, and scale with confidence...

    Top Services:

    • Web Design
    • Web Development
    • AI Development
    • Mobile App Development
    • Software Development
    • Show more
    Location
    Washburn, Illinois
    Number of Employees
    Under 49
    Average Hourly Rate
    $75/hr
    Minimal Budget
    Under $1,000

    Erudite Apex Inc Services

    • Web Design
    • Web Development
    • AI Development
    • Mobile App Development
    • Software Development
    • IT Services
    • SEO
    • Digital Marketing
    • eCommerce Development
    • IoT
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Noetic Emergence Consulting
    • Specter Shift
    • Red Hat Enterprises Inc
    Data sourced from the agency's DesignRush profile
    Visit Website View Profile

  • Synctal Solutions

    Enabling Digital Success in Business

    USA's top rated Digital Design Agency. We provide the best website design services, website development services and digital marketing services...

    Top Services:

    • Web Design
    • Web Development
    • Digital Marketing
    • WordPress Website Design
    • eCommerce Development
    • Show more
    Location
    Austin, Texas
    Number of Employees
    50 - 99
    Average Hourly Rate
    $50/hr
    Minimal Budget
    Under $1,000

    Synctal Solutions Services

    • Web Design
    • Web Development
    • Digital Marketing
    • WordPress Website Design
    • eCommerce Development
    • SEO
    • Content Marketing
    • Graphic Design
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Moogles Microgreens
    • Battle Lounge
    • Mavis Medix Clinic
    Data sourced from the agency's DesignRush profile
    Visit Website View Profile

  • SynkFlow Technologies

    Custom Software That Fits Your Exact Workflow

    At SynkFlow, we dont just build digital solutions we craft experiences that brands can trust. From stunning websites to powerful apps and AI-driven tools, we put love into every line of code. Our mission is simple: make your brand unforgettable and your growth unstoppable. Trust us once, and well grow...

    Top Services:

    • Software Development
    • Web Development
    • Web Design
    • Mobile App Development
    • AI Development
    • Show more
    Location
    Cheyenne, Wyoming
    Number of Employees
    Under 49
    Average Hourly Rate
    $40/hr
    Minimal Budget
    Under $1,000

    SynkFlow Technologies Services

    • Software Development
    • Web Development
    • Web Design
    • Mobile App Development
    • AI Development
    • SEO
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Velora Cosmetics
    • MediQuick Health
    • EduMentor LMS
    • UrbanNest Interiors
    • VoyageX Travel
    Data sourced from the agency's DesignRush profile
    Visit Website View Profile

  • Zynergetix Hub

    Transform Digital Strategy Into Scalable Business

    Zynergetix Hub is an integrated digital agency that bridges creative vision with technical execution. We specialize in building high-performance websites, developing AI-powered automation solutions, and executing data-driven marketing strategies that generate measurable ROI. From SaaS platforms and e-commerce...

    Top Services:

    • Web Development
    • Web Design
    • eCommerce Development
    • Software Development
    • AI Development
    • Show more
    Location
    New York City, New York
    Number of Employees
    Under 49
    Average Hourly Rate
    $20/hr
    Minimal Budget
    Under $1,000

    Zynergetix Hub Services

    • Web Development
    • Web Design
    • eCommerce Development
    • Software Development
    • AI Development
    • Digital Marketing
    • SEO
    • PPC
    • Branding
    • Content Marketing
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Flush Warranty
    • One SCP
    • Gift Guide
    Data sourced from the agency's DesignRush profile
    Visit Website View Profile

  • Bluelinks Agency

    Rank. Protect. Get Featured

    Bluelinks Agency is a specialist digital marketing partner that helps brands rank higher in search, protect their online reputation. Doing SEO, digital PR and press release, online reputation management, personal branding, automation with n8n and Make.com, and WordPress website development...

    Top Services:

    • Digital Marketing
    • SEO
    • Web Design
    • Web Development
    • WordPress Website Design
    • Show more
    Location
    Forest, New York
    Number of Employees
    Under 49
    Minimal Budget
    Under $1,000
    Portfolios Count
    1 Project Listed

    Bluelinks Agency Services

    • Digital Marketing
    • SEO
    • Web Design
    • Web Development
    • WordPress Website Design
    • Reputation Management
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Fashion Industry
    • eCommerce Industry
    • Publishing Industry
    • Education Industry
    • Real Estate Industry
    Data sourced from the agency's DesignRush profile

    Bluelinks Agency Reviews & Testimonials

    • ali ahmad
      ali ahmad Review from Google
      5.0 ★

      ali ahmad's Review Sourced from Google

      I had a great experience with Bluelinks Agency for Facebook marketing services. Their team is professional, knowledgeable, and delivered quality results in social media management and advertising. The work was completed on time and met my expectations. I highly recommend them for effective digital marketing solutions.

    • Kashif Ahmad
      Kashif Ahmad Review from Google
      5.0 ★

      Kashif Ahmad's Review Sourced from Google

      I am delighted to endorse their exceptional servers,which significantly enhanced my Shopify store's sales and performance. Highly recommended!

    • Muhammad Dildar
      Muhammad Dildar Review from Google
      5.0 ★

      Muhammad Dildar's Review Sourced from Google

      I had a great experience with Bluelinks Agency for my Shopify store. They provided excellent service, customized solutions, and paid attention to every detail. My store looks amazing and is performing much better now. Highly recommend their services!

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
    Visit Website View Profile
    5.0 5.0 (25)

Related Software Development Specializations in the US

Popular Services

Why People Trust DesignRush

Rated 4.8 on Google and 4.7 on Trustpilot, DesignRush Agency Directory is a reliable resource for finding .NET development companies in the United States. We owe this to our executive selection team, which follows a strict screening process when featuring agencies on the platform, assessing key performance indicators, like portfolio, client reviews, and industry reputation.

DesignRush rating logos on Trustpilot and Google

Learn more about DesignRush Agency Ranking Methodology.

Sources

DesignRush sustains a directory of over 40,000 agencies categorized by service category, location, expertise, and reviews. We build our database in two ways:

  • Our dedicated team of agency experts actively searches the web for top-performing companies. We then pull information from their websites, online presence, and client testimonials to verify their status and qualifications prior to listing.
  • The agencies listed get notified of their profiles on the website and they can choose to claim it or not, which suggests their availability for more collaborations.

Agencies can also reach out to DesignRush and must go through the verification process prior to being listed.

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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