Top 100 Application Modernization Companies in the United States
The Best of December 2025Looking for a top legacy modernization service in the United States?
Application modernization companies can help create new business value from existing applications. Finding the right company to partner with, however, can be an overwhelming process.
To assist you in your search for a partner, we’ve compiled this list of the top application modernization services in United States. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
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List of the Best United States Enterprise Application Modernization Services
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541$10,000+10 - 49 employeesOak Park, ILUptic IO LLC is an Oak Park, Illinois-based DevOps Managed Services company. They focus on DevOps Managed Services, Enterprise App Modernization, cloud consulting & SI, Custom Software Development, and more and were launched in 2017.Read More
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542Undisclosed250 - 999 employeesAlexandria, VAProSphere, a custom software development firm, was established in 2006. The team specializes in Custom Software Development and Enterprise App Modernization.Read More
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543Undisclosed250 - 999 employeesHonolulu, HILaunched in 1999, eWorld Enterprise Solutions, Inc. Is a software development firm. The agency focuses on Custom Software Development and Application Management & Support.Read More
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544Undisclosed250 - 999 employeesRichardson, TXCloud consulting & SI company ACCSCIENT specializes in cloud consulting & SI and Cybersecurity. They are located in Richardson, Texas.Read More
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545Undisclosed50 - 249 employeesReston, VADev Technology Group, a custom software development firm, is located in Reston, Virginia. They provide Custom Software Development and IT managed services and were established in 1998.Read More
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546Undisclosed50 - 249 employeesUpper Marlboro, MDPremier Enterprise Solutions, LLC is an Enterprise App Modernization company. They were founded in 2005, and their services include Enterprise App Modernization and Cybersecurity.Read More
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547$5,000+50 - 249 employeesAustin, TXRead More
Musketeers Tech (Private) Limited is a small website development company. The Lahore, Pakistan-based agency was launched in 2018. Their team specializes in web development, mobile app development, Artificial Intelligence, and IoT development.
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StickballIndustries
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548$25,000+10 - 49 employeesHighland Heights, OHNCompas Technology Solutions Inc., a software development company, was established in 2014. The small Highland Heights, Ohio-based team specializes in Custom Software Development, cloud consulting & SI, Mobile App Development, Enterprise App Modernization, and more.Read More
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549Undisclosed10 - 49 employeesTigard, ORAxian is an user experience design agency. They are located in Tigard, Oregon, and their services include UX/UI Design and Enterprise App Modernization.Read More
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550Undisclosed10 - 49 employeesJacksonville, FLCloud Tekis LLC is a small Enterprise App Modernization company located in Jacksonville, Florida. The team offers Enterprise App Modernization and Engineering.Read More
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551UndisclosedFreelancer employeesLee's Summit, MORead More
Transcendent Software is a software development, big data, and tech training company based out of Lee's Summit, Mo. Headed by a freelance professional, the company assists small enterprises in business and IT fields with custom software development, cloud consulting and systems integration, and enterprise app modernization.
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Walton ElectronicsIndustries
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552Undisclosed10 - 49 employeesFrisco, TXAsinpa LLC, a small software development company, is located in Frisco, Texas and Guadalajara, Mexico. They provide Custom Software Development, Web Development, IT strategy consulting, IT staff augmentation, and more and were founded in 2020.Read More
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553Undisclosed2 - 9 employeesKiln, MSProfessional Solutions Company International, LLC, an Enterprise App Modernization company, was founded in 2012. They provides Enterprise App Modernization and Custom Software Development.Read More
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554Undisclosed2 - 9 employeesSanta Ana, CALaunched in 2007, AES Global, Inc. Is a small Santa Ana, California-based Enterprise App Modernization company. Their team focuses on Enterprise App Modernization and IT managed services.Read More
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555Undisclosed2 - 9 employeesFranconia, VABlue Iris Tech Consulting is a small Franconia, Virginia-based Enterprise App Modernization company. Their services include Enterprise App Modernization and Application Management & Support.Read More
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556Undisclosed2 - 9 employeesNorth Bend, ORLaunched in 1996, MaintSmart 5.0 CMMS Software is a small Enterprise App Modernization company. Their services include Enterprise App Modernization and cloud consulting & SI.Read More
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557$25,000+250 - 999 employeesSan Francisco, CAHelpware Tech is a midsize San Francisco, California-based IT strategy consulting company. They provide IT strategy consulting, IT staff augmentation, Custom Software Development, Web Development, and more and were founded in 2015.Read More
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Google Microsoft PWC CompIQIndustries
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558$25,000+50 - 249 employeesTigard, ORLobster Technologies is an Enterprise App Modernization company. The team offers Enterprise App Modernization and Artificial Intelligence and is headquartered in Tigard, Oregon and Ha Noi, Vietnam.Read More
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559$1,000+50 - 249 employeesOrlando, FLGenesys Softwares LLC is a midsize software development firm launched in 2013. Their services include Custom Software Development, Enterprise App Modernization, Web Development, E-Commerce Development, and more. The firm is located in Dhaka, Bangladesh and Orlando, Florida.Read More
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560Undisclosed10 - 49 employeesBeavercreek, OHSmall IT managed services company TM Capture Services, LLC - Macalogic, is headquartered in Beavercreek, Ohio. Their services include IT managed services and Enterprise App Modernization.Read More
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561Undisclosed10 - 49 employeesManassas, VASystems Enginuity, Inc. Is a custom software development company. They were launched in 2004 and offer Custom Software Development and Enterprise App Modernization.Read More
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562Undisclosed10 - 49 employeesOrange, CABased in Orange, California, Omni Integration is an IT managed services company. The team offers IT managed services and Enterprise App Modernization.Read More
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563$1,000+10 - 49 employeesWaltham, MARead More
Practical Computer Applications is a software development firm in Waltham, Massachusetts. Established in 1992, the small team focuses on custom software development, web development, Artificial Intelligence, and blockchain.
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USALCOIndustries
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564Undisclosed50 - 249 employeesCheyenne, WYIn Cheyenne, Wyoming, Green House Data is an Enterprise App Modernization company. They offer Enterprise App Modernization and cloud consulting & SI.Read More
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565Undisclosed50 - 249 employeesSan Antonio, TXDiligent Consulting Inc is a Cybersecurity company. Their team is in San Antonio, Texas. The company focuses on Cybersecurity and Custom Software Development.Read More
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566Undisclosed50 - 249 employeesIndianapolis, INFounded in 2018, NapCloud is a PPC agency. Based in Indianapolis, Indiana, the team focuses on Pay Per Click and Web Development.Read More
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567$5,000+10 - 49 employeesNew York, NYSoftescu is a website development company headquartered in New York, New York; Bacău, Romania and București, Romania. The small team specializes in Web Development, Mobile App Development, Enterprise App Modernization, UX/UI Design, and more. The firm was launched in 2008.Read More
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568$1,000+50 - 249 employeesAtlanta, GACogitate Technology Solutions, a software development company, is in Atlanta, Georgia and Navi Mumbai, India. The team focuses on Custom Software Development and Artificial Intelligence.Read More
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569$10,000+2 - 9 employeesMiami, FLLaunched in 2024, ReemRose is a small Miami, Florida-based cloud consulting & SI company. Their services include cloud consulting & SI and Web Development.Read More
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570$10,000+250 - 999 employeesMinneapolis, MNContata Solutions is a custom software development firm. Established in 2000, the midsize firm is based in Minneapolis, Minnesota and Noida, India. Their team specializes in custom software development, BI & big data consulting & SI, cloud consulting & SI, Artificial Intelligence, and more.Read More
Industries
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