Top 100 Application Modernization Companies in the United States
The Best of February 2026Looking 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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271$100,000+10 - 49 employeesWashington, DCInsomniac Design is a Washington, District of Columbia-based website development company. Established in 1999, the team provides Web Development and UX/UI Design.Read More
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272Undisclosed10 - 49 employeesBirmingham, ALSoftware development company Alloy Digital is located in Birmingham, Alabama and Decatur, Georgia. Their services include Custom Software Development and Enterprise App Modernization.Read More
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273$25,000+50 - 249 employeesLehi, UTTech9 is a midsize custom software development firm. The Lehi, Utah-based company was launched in 2015. Their team offers Custom Software Development, UX/UI Design, Mobile App Development, and Enterprise App Modernization.Read More
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Larry H. Miller GroupIndustries
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274$1,000+50 - 249 employeesJericho, NYKey Management Group is a custom software development firm established in 1995. The team offers Custom Software Development and Enterprise App Modernization.Read More
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275$5,000+2 - 9 employeesGainesville, FLDatabrew is a Gainesville, Florida-based data analytics company. Their services include BI & big data consulting & SI and Enterprise App Modernization.Read More
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ISGlobalIndustries
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276$10,000+50 - 249 employeesSan Antonio, TXTowa - Nearshore Software Excellence is a midsize IT strategy consulting company. Established in 2002, the company is based in San Antonio, Texas; San Pedro Garza García, Mexico and Ciudad de México, Mexico. Their team provides IT strategy consulting, IT managed services, IT staff augmentation, Custom Software Development, and more.Read More
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Backyard Products Inc Municibid Payably MegamakIndustries
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277$50,000+2 - 9 employeesNew York, NYEE Solutions is a small Enterprise App Modernization company launched in 2017. Their team specializes in Enterprise App Modernization and Custom Software Development.Read More
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278$1,000+10 - 49 employeesNew York, NYXoho Tech, Inc is a website development firm. Their team is headquartered in New York, New York. The agency specializes in Web Development and Custom Software Development.Read More
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279$25,000+50 - 249 employeesTampa, FLMAS Global Consulting is a Tampa, Florida-based software development company. The midsize agency was established in 2013. Their services include Custom Software Development, Enterprise App Modernization, Artificial Intelligence, UX/UI Design, and more.Read More
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Johnson Controls JPMorgan Chase BlackRock DellIndustries
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280$5,000+10 - 49 employeesTampa, FLRead More
Founded in 2009, Katpro Technologies Inc provide small and midmarket businesses with web development, app development, artificial intelligence, blockchain, and application testing, With offices in Fla. and Bengaluru, India, the team focuses client efforts in the manufacturing, health care, real estate, and government industries.
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MicrosoftIndustries
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281Undisclosed10,000+ employeesChicago, ILFounded in 1993, Thoughtworks Software Technologies Ltd is a large Chicago, Illinois-based AI company. Their team offers Artificial Intelligence and IT managed services.Read More
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282$25,000+2 - 9 employeesSan Juan Capistrano, CABinaryFuel, LLC is a custom software development firm. They were launched in 2015, and their services include Custom Software Development and Enterprise App Modernization.Read More
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283Undisclosed1,000 - 9,999 employeesAlpharetta, GALaunched in 1997, Relevantz Technology Services is a large software development firm. Their team focuses on Custom Software Development and cloud consulting & SI.Read More
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284$1,000+50 - 249 employeesPrinceton, NJRead More
Founded in 2015, Veraqor, Inc. Is a big data company. The agency offers BI & big data consulting & SI, cloud consulting & SI, IoT development, and Artificial Intelligence and has a midsize team.
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Procter & GambleIndustries
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285$25,000+2 - 9 employeesLongmont, COEstablished in 2003, Limina is an UX design agency. Their team provides UX/UI Design and Custom Software Development.Read More
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286$25,000+50 - 249 employeesAtlanta, GAGSI, Inc. Is an ERP consulting and SI company. They are based in Atlanta, Georgia. Their team offers ERP consulting and SI and Enterprise App Modernization.Read More
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287Undisclosed10 - 49 employeesMinneapolis, MNLANhome TECHnologies is a cloud consulting & SI company. The Minneapolis, Minnesota-based firm provides cloud consulting & SI and IT managed services.Read More
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288Undisclosed50 - 249 employeesIrvine, CAAritaWeb Inc. Is a midsize AI development company based in Irvine, California. The team specializes in Artificial Intelligence and Enterprise App Modernization.Read More
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289Undisclosed50 - 249 employeesRichmond, VAIn Richmond, Virginia and Durham, North Carolina, Terazo is a cloud consulting & SI company. They specialize in cloud consulting & SI and ERP consulting and SI.Read More
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290$50,000+2 - 9 employeesCambridge, MALaunched in 2020, Evonate Solutions is a software development company and Enterprise App Modernization company. The team provides Custom Software Development and Enterprise App Modernization.Read More
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291$25,000+50 - 249 employeesHouston, TXEstablished in 2003, Smartbridge is a midsize Houston, Texas-based IT strategy consulting company. Their team focuses on IT strategy consulting and BI & big data consulting & SI.Read More
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292$10,000+2 - 9 employeesEmeryville, CAMobile application development company AppMozart was established in 2019. The company focuses on Mobile App Development and Web Development.Read More
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293$25,000+50 - 249 employeesLeawood, KS27Global is a custom software development firm. Their team is based in Leawood, Kansas and Denver, Colorado. The firm offers Custom Software Development and Enterprise App Modernization.Read More
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Center for Fiduciary ManagementIndustries
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294Undisclosed50 - 249 employeesTowson, MDHeadquartered in Towson, Maryland, Motifworks is an IT strategy consulting company. They provide IT strategy consulting and BI & big data consulting & SI and were founded in 2010.Read More
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295Undisclosed50 - 249 employeesReston, VAQlarion, an Enterprise App Modernization company, focus on Enterprise App Modernization and BI & big data consulting & SI. They were founded in 2010.Read More
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296$100,000+250 - 999 employeesIrvine, CAIT strategy consulting company Prophecy Technologies focuses on IT strategy consulting and Cybersecurity. They are located in Irvine, California.Read More
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297Undisclosed2 - 9 employeesSarasota, FLWeb design agency ProDev Solution is based in Sarasota, Florida. The small firm was founded in 2009. Their team specializes in web design, custom software development, web development, mobile app development, and more.Read More
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298$50,000+50 - 249 employeesNew York, NYSoftware development company Lineate was founded in 2005. Their midsize team is headquartered in New York, New York and T'bilisi, Georgia. Lineate focuses on Custom Software Development, BI & big data consulting & SI, cloud consulting & SI, Web Development, and more.Read More
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Sovrn 33Across Informa RosenIndustries
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299$10,000+10 - 49 employeesSalt Lake City, UTObservian, a small cloud consulting & SI company, is based in Salt Lake City, Utah. Their services include cloud consulting & SI and Cybersecurity.Read More
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300$50,000+10 - 49 employeesLos Angeles, CAFounded in 2018, Cadenza is an Enterprise App Modernization company. Their team specializes in Enterprise App Modernization and Mobile App Development.Read More
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