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.
List of the Best United States Enterprise Application Modernization Services
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601$25,000+50 - 249 employeesAustin, TXCustom software development firm 360factors was launched in 2013. Headquartered in Austin, Texas and Karachi, Pakistan, the team focuses on Custom Software Development and Artificial Intelligence.Read More
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602Undisclosed1,000 - 9,999 employeesNew York, NYMSCI, an ERP consulting and SI company, was established in 1969. The agency offers ERP consulting and SI and Custom Software Development.Read More
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603$25,000+50 - 249 employeesSanford, NCNewPage Solutions is a midsize Sanford, North Carolina-based custom software development company. Their services include Custom Software Development and Mobile App Development.Read More
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604$25,000+10 - 49 employeesTwinsburg, OHRead More
FiduciaSoft, LLC is a software development company with headquarters in Twinsburg, Ohio and a development office in Kyiv, Ukraine. Founded in 2015, their team of about 35 employees does enterprise app modernization, customer software development, and web development for small–midmarket businesses.
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605Undisclosed10 - 49 employeesWashington, DCJRH Consultants LLC is an Enterprise App Modernization company located in Washington, District of Columbia. They offer Enterprise App Modernization and cloud consulting & SI and were founded in 2008.Read More
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606$25,000+10 - 49 employeesAustin, TXGenerous.studio is an Amsterdam, Netherlands-based custom software development firm. They specialize in custom software development, e-commerce development, digital strategy, web design, and more and were established in 2016.Read More
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607$5,000+10 - 49 employeesSouth Brunswick Township, NJFortune Infosys is an IT staff augmentation company headquartered in South Brunswick Township, New Jersey and Ahmedabad, India. The team offers IT staff augmentation and Custom Software Development.Read More
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608Undisclosed1,000 - 9,999 employeesSan Antonio, TXSirius Computer Solutions, an IT strategy consulting company, provides IT strategy consulting and Blockchain. The agency is in San Antonio, Texas.Read More
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609Undisclosed1,000 - 9,999 employeesTullahoma, TNGP Strategies Corporation is a Marketing Strategy company. They were established in 1966 and specialize in Marketing Strategy and Digital Strategy.Read More
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610Undisclosed50 - 249 employeesAlexandria, VACoreSys Consulting is a software development company. Established in 1998, the team offers Custom Software Development and Enterprise App Modernization.Read More
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611Undisclosed50 - 249 employeesReston, VAIntelligent Waves LLC is a Cybersecurity company. The team focuses on Cybersecurity and Custom Software Development, and the firm is headquartered in Reston, Virginia.Read More
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612Undisclosed50 - 249 employeesBellevue, NECustom software development company Calvert Systems was established in 2003. The team specializes in Custom Software Development and Enterprise App Modernization and is in Bellevue, Nebraska.Read More
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613Undisclosed50 - 249 employeesBaltimore, MDSparksoft Corporation is a software development company. They were launched in 2004, and their services include Custom Software Development and Enterprise App Modernization.Read More
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614Undisclosed50 - 249 employeesSpringfield, VAInteractive Government Holdings, Inc., an Application Management & Support company, was founded in 2006. The team focuses on Application Management & Support and Custom Software Development.Read More
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615Undisclosed50 - 249 employeesRockville, MDFounded in 1998, Orizon, Inc. Is an Enterprise App Modernization company. The team offers Enterprise App Modernization and BI & big data consulting & SI and is based in Rockville, Maryland.Read More
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616Undisclosed50 - 249 employeesHouston, TXLZ Technology, Inc. Is an artificial intelligence firm. The Houston, Texas-based company provides Artificial Intelligence and IT managed services.Read More
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617Undisclosed50 - 249 employeesHerndon, VAI-Link Solutions is a midsize Enterprise App Modernization company. They specialize in Enterprise App Modernization and BI & big data consulting & SI and were launched in 2002.Read More
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618$25,000+1,000 - 9,999 employeesAustin, TXRead More
MAVA Partners is an IT staff augmentation company. Established in 2014, the large firm is in Austin, Texas. Their team focuses on IT staff augmentation, custom software development, ux/ui design, mobile app development, and more.
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619Undisclosed50 - 249 employeesAlpharetta, GACustom software development company Candor Technology Inc. Was founded in 2018. The team offers Custom Software Development and Application Management & Support.Read More
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620Undisclosed50 - 249 employeesWest Palm Beach, FLSHIFT3 LLC is an application development firm. They focus on Mobile App Development and IT strategy consulting and were launched in 2004.Read More
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621Undisclosed50 - 249 employeesClaymont, DEIcanio Technologies Inc. Is a web development firm. Their midsize team is headquartered in Claymont, Delaware. Their services include Web Development and Mobile App Development.Read More
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622Undisclosed50 - 249 employeesAddison, TXHeadstorm LLC. Is an AI development company launched in 2016. The team offers Artificial Intelligence and Enterprise App Modernization and is located in Addison, Texas.Read More
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623Undisclosed50 - 249 employeesSt. Petersburg, FLFlycast Partners, Inc. Is a midsize user experience company located in St. Petersburg, Florida. Their services include UX/UI Design and IT strategy consulting.Read More
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624Undisclosed50 - 249 employeesMcLean, VAEstablished in 2010, Dynamic Integrated Services is a Market Research company. The team provides Market Research and IT strategy consulting.Read More
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625Undisclosed50 - 249 employeesRichmond, VAFounded in 2014, Ippon Technologies is an IT strategy consulting company. Their services include IT strategy consulting and cloud consulting & SI.Read More
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626Undisclosed50 - 249 employeesAustin, TXBP3 Global Inc. Is an UX design agency. The company is based in Austin, Texas and London, England. Their team focuses on UX/UI Design and Enterprise App Modernization.Read More
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627Undisclosed250 - 999 employeesAddison, TXAppsTek Corp is an Addison, Texas-based Enterprise App Modernization company. The team focuses on Enterprise App Modernization and IT managed services.Read More
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628$10,000+2 - 9 employeesLong Beach, CACoremaitri Software, a small software development firm, is located in Long Beach, California and New Delhi, India. Their services include Custom Software Development and ERP consulting and SI.Read More
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629$10,000+250 - 999 employeesBlue Bell, PARead More
AVASOFT is a web development firm launched in 2009. Based in Blue Bell, Pennsylvania; Chennai, India and Kuala Lumpur, Malaysia, their midsize team specializes in web development, enterprise app modernization, BI & big data consulting & SI, IT managed services, and more.
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630$5,000+Freelancer employeesSan Francisco, CASiteAppy LLC is an Enterprise App Modernization company. The team focuses on Enterprise App Modernization and Custom Software Development and is in San Francisco, California.Read More
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