Finding the right .NET development partner in the USA is not just about technical skills, it is about trust, communication, and long-term thinking. Many companies can write code, far fewer understand business goals, deadlines, and the reality of building software that actually has to work in production.
Whether you are launching a new product, modernizing an internal system, or scaling an existing platform, hiring a reliable .NET development company can save months of frustration. The best teams combine strong backend expertise with practical problem solving and a clear understanding of how real businesses operate. This guide looks at what makes top .NET development companies in the USA worth hiring and how to choose a partner that fits your needs, not just your tech stack.
1. Logiciel de liste A
At A-listware, we work as one of the hire .NET developers companies usa businesses turn to when they need development teams that can scale without disrupting internal processes. We focus on building and managing software teams that integrate into existing workflows, whether the goal is long-term product development or targeted technical support. Our approach is rooted in practical delivery, clear communication, and structured team management rather than short-term staffing.
We support companies at different stages, from startups to established enterprises, by handling recruitment, onboarding, and day-to-day coordination. Our teams cover the full software lifecycle, including backend development with Microsoft .NET, system modernization, and infrastructure support. Instead of operating as an external vendor, we work as an extension of internal teams, adapting to changing priorities and technical requirements as projects evolve.
Faits marquants :
- Experience managing distributed software development teams
- Focus on long-term team stability and low attrition
- Ability to assemble development teams within a short setup window
- Support for both cloud-based and on-premises environments
- Coverage across multiple industries, including fintech, healthcare, and manufacturing
Services :
- Développement de logiciels personnalisés
- Des équipes de développement dédiées
- Externalisation du développement de logiciels
- Renforcement de l'équipe
- Modernisation des logiciels existants
- Développement d'applications en nuage
- Développement d'applications d'entreprise
- Gestion et soutien de l'infrastructure
- Essais et assurance qualité
- Conseil en informatique
Contacts :
- Site web : a-listware.com
- Courriel : info@a-listware.com
- Facebook : www.facebook.com/alistware
- LinkedIn : www.linkedin.com/company/a-listware
- Adresse : North Bergen, NJ 07047, USA
- Téléphone : +1 (888) 337 93 73
2. Saritasa
Saritasa tackles custom software projects by blending strategy, design, and development to address business hurdles. They dig into challenges like outdated systems or scaling needs, applying tech in a way that fits without overcomplicating things. Their team handles everything from web apps to more immersive stuff like VR, always keeping an eye on long-term upkeep.
They work across various fields, from automotive to healthcare, building solutions that adapt as companies grow. It’s practical stuff – modernizing legacy code, setting up cloud management, or ensuring systems stay reliable over time. They’ve got a process that includes regular checks to avoid bigger issues down the line, which helps keep projects on track.
Faits marquants
- Combine strategy with design and development for tailored solutions
- Handle maintenance and scaling to support ongoing business needs
- Focus on accessibility and value-engineering in projects
- Use modern tech for scalable architectures
- Provide ongoing support like health checks for systems
Services
- Custom Software
- Applications Web
- Réalité virtuelle
- Réalité augmentée
- Applications mobiles
- IoT Apps
- Project Takeovers
- Infrastructure as Code
- Développement de l'intelligence artificielle
- Maintenance des logiciels
- Gestion de l'infrastructure en nuage
- DevOps
Contacts :
- Website: www.saritasa.com
- E-mail: info@saritasa.com
- Facebook: www.facebook.com/SaritasaLLC
- Twitter/X: x.com/SaritasaLLC
- LinkedIn: www.linkedin.com/company/saritasa
- Address: 19900 MacArthur Boulevard #650, Irvine, CA 92612
- Phone: 888.646.2688
3. Vention
Vention puts together teams for software projects, covering everything from initial planning to full delivery. They handle tech stacks across different areas, aiming for reliable outcomes without the usual back-and-forth headaches. Their setup includes quick starts and adjustments, so businesses can pivot as needed.
They cover a range of sectors, like fintech or healthtech, with a focus on building stuff that scales. It’s about embedding experts who fit into existing workflows, whether for startups or bigger operations. They keep things transparent with assessments upfront to spot potential snags early.
Faits marquants
- Offer full-cycle development with a quality-first mindset
- Provide dedicated managers for coordination and execution
- Enable quick scaling with pre-vetted engineers
- Follow secure practices certified for enterprise needs
- Run workshops for discovery and planning
Services
- Développement de logiciels
- Développement SaaS
- Développement Web
- Assurance qualité et essais
- Développement mobile
- Intelligence artificielle
- Conseil en informatique dématérialisée
- Blockchain
- Services DevOps
- Big Data
- AR/VR
- Ingénierie des données
Contacts :
- Site web : ventionteams.com
- Courriel : hello@ventionteams.com
- Twitter/X : x.com/ventionteams
- LinkedIn : www.linkedin.com/company/ventionteams
- Instagram : www.instagram.com/ventionteams
- Adresse : 575 Lexington Avenue, 14th Floor, New York, NY 10022
- Téléphone : +1 (800) 338-4090
4. MAS Global
MAS Global focuses on digital engineering with a strong emphasis on applied AI and data-driven systems. Their work typically starts at the discovery and readiness stage, then moves into building and modernizing software that supports real operational use cases. Rather than treating AI as a standalone feature, they tend to embed it into existing products, data pipelines, and internal workflows to support measurable outcomes.
They work closely with enterprise environments, especially where data quality, system reliability, and cross-team coordination matter. Delivery is organized around small, focused teams that combine engineering, analytics, and domain knowledge. This allows them to move from early prototypes to production systems without separating experimentation from implementation.
Faits marquants :
- Focus on applied AI and data-centric engineering
- Experience with enterprise-scale systems and modernization
- Emphasis on discovery, prototyping, and execution
- Nearshore delivery model with US-based coordination
- Industry exposure across finance, healthcare, and manufacturing
Services :
- Digital engineering and system modernization
- Ingénierie des données et analyse
- Applied AI and intelligent automation
- AI readiness assessment and prototyping
- Product discovery and technical planning
- Développement de logiciels d'entreprise
Contacts :
- Website: masglobalconsulting.com
- E-mail: more@masglobalconsulting.com
- Facebook: www.facebook.com/MASGlobalCo
- LinkedIn: www.linkedin.com/company/mas-global-consulting
- Instagram: www.instagram.com/masglobalco
- Address: 3030 N Rocky Point Dr, S730, Tampa, FL 33607, United States
5. Buildable
Buildable works with organizations that need custom software aligned closely with real business processes. Their teams often operate at the intersection of engineering and operations, translating non-technical requirements into working systems that integrate with existing tools and workflows. A significant part of their work involves building and maintaining long-lived applications rather than short-term projects.
They cover web, mobile, desktop, and cloud-based systems, with frequent use of .NET technologies for internal tools and desktop applications. Their delivery style favors transparency and steady iteration, with ongoing support provided after launch to keep systems stable as requirements evolve.
Faits marquants :
- Strong focus on custom, workflow-driven software
- Experience with desktop and .NET-based applications
- Emphasis on long-term maintenance and support
- Work across regulated and operational industries
- Close collaboration with non-technical stakeholders
Services :
- Développement de logiciels personnalisés
- Développement d'applications web et mobiles
- Développement d'applications de bureau
- AI integration and automation
- Conception UX et UI
- IoT and edge device software
- Maintenance et support des logiciels
- Augmentation du personnel
Contacts :
- Website: www.buildableworks.com
- E-mail: connect@buildableworks.com
- Facebook: www.facebook.com/BuildableWorks
- Twitter/X: x.com/buildableworks
- LinkedIn: www.linkedin.com/company/buildable
- Instagram: www.instagram.com/buildableworks
- Address: 620 NE 3rd St, Suite A, McMinnville, OR 97128
- Phone: (503) 468 – 4880
6. Proven
Proven operates as a digital consultancy supporting mission-driven organizations with strategy, engineering, and data-focused solutions. Their work often combines software development with research, analytics, and storytelling, particularly for platforms that need to communicate complex information clearly to end users.
They are typically involved in long-term partnerships where systems evolve over time rather than one-off builds. Engineering teams work alongside strategy and creative specialists, which allows technical decisions to stay aligned with organizational goals, accessibility needs, and long-term impact.
Faits marquants :
- Long-term experience with mission-driven organizations
- Integration of strategy, engineering, and data visualization
- Focus on accessibility and user-centered design
- Experience with large-scale data platforms
- Emphasis on ongoing collaboration and iteration
Services :
- Développement de logiciels personnalisés
- Data visualization and business intelligence
- Solutions d'IA et d'automatisation
- Digital strategy and technical planning
- UX et conception de l'expérience
- Platform engineering and system support
Contacts :
- Website: proven.us
- E-mail: hello@proven.us
- Facebook: www.facebook.com/ProvenConsultancy
- LinkedIn: www.linkedin.com/company/proven-consultancy
- Instagram: www.instagram.com/weareproven
- Address: 475 Wall Street, Princeton NJ 08540
- Phone: (856) 727-5272
7. Emergent Software
Emergent Software acts as a partner for tech needs, offering development and cloud services to streamline operations. They handle custom apps and integrations, working closely to fit solutions without forcing extra tools. Their agile method keeps clients involved, speeding up delivery.
They cover industries nationwide, from ecommerce to insurance, with expertise in databases and analytics for better reporting. It’s practical – migrating to cloud, automating processes, or maintaining systems to avoid downtime. They emphasize team growth to bring fresh skills to every project.
Faits marquants
- Provide full-team support from design to deployment
- Use agile for quicker market entry
- Focus on flexible scheduling to control costs
- Invest in employee skills for cutting-edge work
- Handle staffing through a sister company
Services
- Développement de logiciels sur mesure
- Développement de sites web
- Database & Analytics
- Azure Cloud Services
- Services DevOps
- Services de recrutement
Contacts :
- Site web : www.emergentsoftware.net
- E-mail: hello@emergentsoftware.net
- Facebook : www.facebook.com/emergentsw
- Twitter/X: x.com/emergentsw
- LinkedIn : www.linkedin.com/company/emergent-software
- Instagram : www.instagram.com/emergentsoftware
- Address: 333 South Seventh Street, Suite #2090, Minneapolis, MN 55402
- Téléphone : 612-217-0747 612-217-0747
8. Toptal
Toptal operates as a global talent network rather than a traditional development agency. Companies use the platform to engage individual developers or build distributed teams for software projects, including .NET-based systems. The model is centered on matching organizations with pre-vetted professionals who integrate directly into existing teams.
Instead of managing projects end to end, Toptal focuses on providing access to specialized expertise across development, design, and consulting roles. This approach is often used by companies that already have internal delivery processes but need to scale capacity or add specific technical skills quickly.
Faits marquants :
- Global network of independent software engineers
- Flexible engagement models for short- and long-term needs
- Focus on individual contributors rather than managed teams
- Coverage across a wide range of technologies and roles
- Integration into existing client workflows
Services :
- Access to freelance software developers
- .NET and backend engineering talent
- Technical consulting and advisory support
- Team augmentation for ongoing projects
- Short-term and long-term talent engagement
Contacts :
- Site web : www.toptal.com
- Courriel : support@toptal.com
- Facebook : www.facebook.com/toptal
- Twitter/X: x.com/toptal
- LinkedIn : www.linkedin.com/company/toptal
- Instagram : www.instagram.com/toptal
- Address: 2810 N. Church St #36879, Wilmington, DE 19802-4447
- Téléphone : +1.888.867.7001
9. Scalo
They work as a software development and IT outsourcing partner, helping teams build custom products and extend engineering capacity when internal hiring is slow or too rigid. Their setup covers both project delivery and staff augmentation, so companies can either hand off a defined scope or add engineers into an existing team. They also support backend work with .NET and other stacks, plus cloud, DevOps, and integration-heavy projects.
They tend to position their work around practical delivery, including modernization, automation, and data-focused initiatives. Based on the information you shared, they also pay attention to process, security practices, and service standards, which matters when software touches regulated environments like finance or healthcare, or when systems are simply too important to treat casually.
Faits marquants :
- Custom software development and team scaling through outsourcing and augmentation
- Backend expertise that includes .NET alongside other server-side stacks
- Focus on modernization, automation, and integration work
- Experience across regulated and operations-heavy industries
- Emphasis on security and structured delivery practices
Services :
- Conseil en technologie
- Développement de logiciels personnalisés
- AI and data services
- Augmentation du personnel informatique
- Soutien à l'informatique en nuage et à DevOps
- Modernisation de l'héritage
- API development and integrations
- UX et conception de produits
Contacts :
- Site web : www.scalosoft.com
- E-mail: l.pol@scalosoft.com
- Facebook : www.facebook.com/scalosoft
- LinkedIn : www.linkedin.com/company/1349302
- Instagram : www.instagram.com/scalosoft
- Address: 200 E. 6th St. Suite 310, Austin, TX 78701 United States
- Téléphone : +48 665 594 665 +48 665 594 665
10. 10Pearls
They operate as a digital product and engineering partner that blends software development with QA, data, and AI-focused work. Their service mix covers building and improving products, supporting delivery with DevOps and security, and helping teams move from early validation to production systems. They also work across a global delivery setup, which can fit teams that need ongoing capacity across time zones.
From the information you provided, their delivery model includes product thinking and consulting alongside engineering, meaning they often support planning and execution together instead of treating development as a standalone task. They also emphasize security implementation and work in domains where compliance and reliability are part of day-to-day reality.
Faits marquants :
- Product engineering plus QA coverage as part of delivery
- AI and data capabilities, from concept through implementation
- Security and compliance awareness in regulated industries
- Global delivery setup with cross-functional teams
- Mix of consulting, engineering, and platform implementation
Services :
- Software development and QA
- IA et ingénierie des données
- DevOps and security implementation
- Product discovery and new product innovation
- Cloud migration and cloud infrastructure
- Enterprise platform implementation
- Strategy and business consulting
Contacts :
- Site web : 10pearls.com
- Courriel : info@10pearls.com
- Facebook : www.facebook.com/10Pearls
- Twitter/X: x.com/TenPearls
- LinkedIn : www.linkedin.com/company/10pearls
- Adresse : 8614 Westwood Center Dr, Ste 540 Vienna, VA 22182
- Téléphone : (703) 935-1919
11. Cleveroad
They provide full-cycle web and mobile development, with options for dedicated teams and staff augmentation when a client needs extra capacity. Their scope includes product discovery, UI and UX design, backend and frontend development, DevOps, and testing. They also list .NET as part of their backend stack and explicitly offer hiring .NET engineers, which fits the context of building scalable software.
They work across several verticals, including healthcare, logistics, fintech, marketplaces, and media, and they seem to be used both for new builds and for replacing manual workflows with more structured systems. From what you shared, they also maintain a strong focus on delivery structure, communication, and security standards, which is often a deciding factor when software handles sensitive data or operational processes.
Faits marquants :
- Full-cycle delivery from discovery to development and support
- Staff augmentation and dedicated teams, including .NET engineers
- Coverage across web, mobile, and cloud-oriented solutions
- Experience with multi-industry products and business systems
- Emphasis on security standards and organized team structure
Services :
- Développement de logiciels personnalisés
- Web development and backend development
- Développement d'applications mobiles pour iOS, Android et multiplateforme
- Conception de l'interface utilisateur et de l'interface utilisateur
- Assurance qualité et essais de logiciels
- DevOps services and cloud consulting
- Découverte de produits et développement de MVP
- Conseil en informatique et renforcement du personnel
Contacts :
- Site web : www.cleveroad.com
- Courriel : info@cleveroad.com
- Facebook : www.facebook.com/cleveroadinc
- Twitter/X: x.com/cleveroad
- LinkedIn : www.linkedin.com/company/cleveroad
- Instagram : www.instagram.com/cleveroadinc
- Adresse : États-Unis, Claymont, 2093 Philadelphia Pike #1655
- Téléphone : +1 415 231 3721 +1 415 231 3721
12. Abto Software
They work as a software development outsourcing company with engineering and consulting services in specific domains, including .NET and .NET Core development. Their positioning is strongly tied to practical applications of science-driven tech, such as computer vision and intelligent video analytics, as well as AI solutions that support business automation. Alongside that, they also offer dedicated teams and software product development, which suggests long-term delivery and maintenance support.
Their focus looks like a mix of classic application engineering and specialized R and D style solutions, especially where image, video, and automation problems show up in real products. Based on what you shared, they also support migration work, including .NET migration, which is relevant for companies moving older systems into more maintainable architectures.
Faits marquants :
- .NET and .NET Core development as a defined service line
- Focused expertise in computer vision and video analytics
- AI solutions aimed at automation use cases
- Dedicated teams for long-term development and support
- Experience with modernization and migration-oriented projects
Services :
- .NET and .NET Core development
- Développement de produits logiciels
- Des équipes de développement dédiées
- AI solutions for business automation
- Computer vision and intelligent video analytics
- Migration services, including .NET migration
- Développement web et mobile
Contacts :
- Website: www.abtosoftware.com
- E-mail: office@abtosoftware.com
- Facebook: www.facebook.com/abto.software
- Twitter/X: x.com/abtosoftware
- LinkedIn: www.linkedin.com/company/abto-software
- Address: 303 Fifth Avenue, Ste 1101 New York, NY 10016
- Phone: +1 (650) 250-4555
13. Glorium Technologies
They operate as a full-cycle software product development company, with services spanning build, modernization, and scale. Their messaging is centered on solving business problems within industry constraints, especially around compliance in healthcare and other regulated spaces. They also list ERP implementation and digital transformation as core offerings, which often shows up when companies need system-level changes, not just a new app.
From the information you provided, they work across multiple industries, including healthcare, fintech, real estate, and e-commerce, and they support both MVP paths and longer product programs. They also emphasize communication structure and project transparency, which is typically what clients ask for when delivery has to stay predictable across many stakeholders.
Faits marquants :
- Full-cycle product development with modernization and scaling support
- Industry coverage that includes regulated and compliance-heavy environments
- ERP implementation and digital transformation as part of the offering
- Structured delivery approach with attention to communication and predictability
- Support for both MVP builds and longer product roadmaps
Services :
- Développement de produits logiciels
- Développement de logiciels personnalisés
- Modernisation du système
- Mise en œuvre de l'ERP
- Services de transformation numérique
- Team extension and outstaffing
- Compliance-aware development for regulated industries
Contacts :
- Site web : gloriumtech.com
- Twitter/X: x.com/Glorium_Tech
- LinkedIn : www.linkedin.com/company/glorium-technologies
- Address: 1201 Fannin St, Suite 262, Houston, TX 77002 USA
- Téléphone : +1-888-354-0883
Conclusion
Hiring .NET developers in the USA is less about chasing big names and more about finding a team that fits how you actually work. Some companies are better when you need long-term product development, others make sense when you want to extend an existing team or stabilize a legacy system. What matters is clarity, how teams communicate, how they handle change, and whether they can scale without creating friction along the way.
The companies covered in this article approach .NET development from different angles, from managed delivery to staff augmentation and hybrid models. That variety is a good thing. It gives you room to choose based on your timeline, internal capabilities, and technical goals rather than forcing a one-size-fits-all solution. A solid .NET partner should feel like a natural extension of your team, not an extra layer to manage. If you keep that perspective in mind, the right choice usually becomes obvious pretty quickly.
