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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301$25,000+50 - 249 employeesSchaumburg, ILPSC Group, a custom software development company, provide Custom Software Development and Enterprise App Modernization. They were launched in 1990.Read More
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302$25,000+50 - 249 employeesBrookfield, WIFounded in 1999, Centare is a software development firm. The team specializes in Custom Software Development and Enterprise App Modernization.Read More
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303Undisclosed10 - 49 employeesNatick, MAAila Technologies is an IT managed services company. They were established in 2010 and offer IT managed services and Enterprise App Modernization.Read More
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304$100,000+50 - 249 employeesNaperville, ILEgen is an IT strategy consulting company. They were established in 2002 and offer IT strategy consulting and cloud consulting & SI.Read More
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305$5,000+50 - 249 employeesFort Lauderdale, FLRD Global Inc, an UX design company, was established in 2014. They offers UX/UI Design and Custom Software Development.Read More
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306$10,000+50 - 249 employeesFrisco, TXCode Authority is a software development firm. Headquartered in Frisco, Texas, the firm specializes in Custom Software Development and Enterprise App Modernization.Read More
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307$50,000+1,000 - 9,999 employeesIrving, TXIn Irving, Texas and Serilingampalle (M), India, Motivity Labs is a Cybersecurity company. The team offers Cybersecurity and Mobile App Development.Read More
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308$50,000+50 - 249 employeesWoodinville, WAEstablished in 1996, Redapt is a cloud consulting & SI company. The agency focuses on cloud consulting & SI and BI & big data consulting & SI, and is midsize.Read More
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309$10,000+10 - 49 employeesChicago, ILAi2 is a small software development firm established in 1982. Their services include Custom Software Development and Enterprise App Modernization.Read More
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310Undisclosed10 - 49 employeesSacramento, CAUX design agency blueriver was launched in 2010. The team focuses on UX/UI Design and Custom Software Development.Read More
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311$25,000+10 - 49 employeesWaterloo, IALow/No Code Development company Redstone Content Solutions was launched in 2008. The team provides Low/No Code Development and Enterprise App Modernization and is in Waterloo, Iowa.Read More
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312Undisclosed2 - 9 employeesHouston, TXDovetail Software Consulting is a software development firm. They are in Houston, Texas. Their team offers Custom Software Development and Web Development.Read More
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313Undisclosed2 - 9 employeesBoston, MAIn Boston, Massachusetts, Uncut Lab, LLC is a web development firm. They provide Web Development and E-Commerce Development and were founded in 2020.Read More
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314$10,000+2 - 9 employeesSan Francisco, CASmall software development company UI Flow, is located in San Francisco, California. The team provides Custom Software Development and Enterprise App Modernization.Read More
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315$10,000+250 - 999 employeesBrooklyn, NYAppnberry, a website development company, was established in 2011. The agency provides Web Development and Mobile App Development.Read More
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316$50,000+50 - 249 employeesValley View, OHAvantia, Inc. Is a midsize custom software development company in Valley View, Ohio. The team offers Custom Software Development and Web Development.Read More
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317Undisclosed2 - 9 employeesSlate Hill, NYGlobal Pioneers is a Cybersecurity company established in 2014. The firm provides Cybersecurity and Web Development, and is small.Read More
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318$100,000+10 - 49 employeesOverland Park, KSIntegrity Inspired Solutions is a custom software development company. The agency is based in Overland Park, Kansas. Their team specializes in Custom Software Development and Web Development.Read More
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Staples Promotional ProductsIndustries
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319$25,000+50 - 249 employeesIrvine, CAFounded in 2007, Codazen is a software development company. Their services include Custom Software Development and Enterprise App Modernization.Read More
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320Undisclosed1,000 - 9,999 employeesHouston, TXKastech Software Solutions Group is an IT strategy consulting company. They focus on IT strategy consulting and cloud consulting & SI and are headquartered in Houston, Texas and Hyderabad, India.Read More
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321Undisclosed10 - 49 employeesArlington, VAEminent IT LLC is an Enterprise App Modernization company. Based in Arlington, Virginia, the company was launched in 2009. Their services include Enterprise App Modernization and IT managed services.Read More
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322$50,000+10 - 49 employeesCarlsbad, CALaunched in 2000, RemedyOne, a small custom software development company, is in Carlsbad, California. Their services include Custom Software Development and Web Development.Read More
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323$5,000+50 - 249 employeesBaton Rouge, LAFusionStak is a custom software development firm. The Baton Rouge, Louisiana-based company was founded in 2015. Their team provides Custom Software Development and UX/UI Design.Read More
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324Undisclosed50 - 249 employeesSan Francisco, CASiliconMint is a San Francisco, California-based software development firm. Launched in 2012, the team focuses on Custom Software Development and Web Development.Read More
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325$5,000+10 - 49 employeesAtlanta, GAShadow-Soft is a small Atlanta, Georgia-based IT strategy consulting company. The team offers IT strategy consulting and cloud consulting & SI.Read More
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326$1,000+10 - 49 employeesHillsborough Township, NJWebtual Global Inc., a custom software development company, was founded in 2019. The company offers Custom Software Development and Enterprise App Modernization.Read More
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327$100,000+50 - 249 employeesFranklin, TNMidsize mobile application development company Intevity, is headquartered in Franklin, Tennessee. The team provides Mobile App Development and AI Consulting.Read More
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Under ArmourIndustries
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328$5,000+10 - 49 employeesPortsmouth, NHBased in Portsmouth, New Hampshire, The ATOM Group is a custom software development company. Their services include Custom Software Development and Enterprise App Modernization.Read More
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CarnivalIndustries
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329$1,000+10 - 49 employeesWaukee, IALaunched in 2012, Sysbunny is a custom software development company. The small team specializes in Custom Software Development and Mobile App Development.Read More
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330$5,000+10 - 49 employeesBigfork, MNAfterNorth is a small Conversion Optimization company. They provide Conversion Optimization and IT managed services and were founded in 1998.Read More
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Check out an App Modernization Service in United States with the most new reviews in the past 12 months.
Most Reviewed
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