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.
List of the Best United States Enterprise Application Modernization Services
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811Undisclosed2 - 9 employeesEdison, NJRayonsoft Technologies Inc is an Enterprise App Modernization company. Their small team is based in Edison, New Jersey. Their services include Enterprise App Modernization and IT managed services.Read More
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812$10,000+10 - 49 employeesChicago, ILCRM consulting and SI company Edver was founded in 2020. The small team provides CRM consulting and SI and IT managed services.Read More
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813Undisclosed10 - 49 employeesWeldon Spring, MOSmall custom software development company IT Looking Glass LLC, is based in Weldon Spring, Missouri. Their services include Custom Software Development and Web Development.Read More
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814Undisclosed10 - 49 employeesPortland, ORPortland Software Developers is an UX agency located in Portland, Oregon. The team offers UX/UI Design and Custom Software Development.Read More
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815$10,000+50 - 249 employeesNew York, NYRead More
Somo is a digital development company of 125 employees, founded in 2009. Their headquarters is in London, England, with other locations in New York, San Francisco, Singapore, and Bristol, England. They offer numerous service lines, including mobile app development, enterprise app modernization, web development, and mobile marketing. They serve midmarket and enterprise businesses in various industries: media, automotive, business, financial services, advertising, and more.
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AudiIndustries
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816$25,000+50 - 249 employeesMiami, FLRead More
10decoders Consultancy Services Pvt Ltd is an IT managed services company. Their midsize team is in Chennai, India. Their services include IT managed services, IT staff augmentation, web development, IT strategy consulting, and more. The company was established in 2015.
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817$50,000+10 - 49 employeesWashington, DCRead More
Launched in 2012, [e-spres-oh] is a custom software development company. They are located in Timișoara, Romania and Washington, District of Columbia and have a small team. Their services include custom software development, web development, mobile app development, and enterprise app modernization.
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818Undisclosed2 - 9 employeesAshburn, VAVirincia is a software development company. Their small team is in Ashburn, Virginia. Their services include Custom Software Development and UX/UI Design.Read More
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819Undisclosed2 - 9 employeesOverland Park, KSSmart Factory IO is a cloud consulting & SI company. Launched in 2017, the team provides cloud consulting & SI and IT staff augmentation.Read More
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820Undisclosed2 - 9 employeesPalo Alto, CASmart IT Concepts is a custom software development company. The Palo Alto, California-based firm was established in 2009. Their services include Custom Software Development and Web Development.Read More
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821Undisclosed2 - 9 employeesLos Angeles, CAAztecaNet Inc. Is a software development firm headquartered in Los Angeles, California. They focus on Custom Software Development and Web Development.Read More
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822Undisclosed2 - 9 employeesColorado Springs, COLangr Software Solutions, Inc. Is a software development company. They offer Custom Software Development and Web Development and were founded in 2003.Read More
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823$100,000+1,000 - 9,999 employeesOakland, CARead More
CI&T (formerly CINQ Technologies) is software development company based in Curitiba, Brazil with additional offices in Brazil and Miami. Founded in 1992, the team of 271 specializes in custom software development, IT staff augmentation, and UX/UI design. They work primarily with enterprise clients in the transportation and financial services industries.
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SITAIndustries
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824Undisclosed250 - 999 employeesFarmers Branch, TXZemoso Technologies is a Farmers Branch, Texas-based software development firm. The team specializes in Custom Software Development and Enterprise App Modernization.Read More
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825$50,000+10 - 49 employeesDallas, TXTera Craft Technologies, a software development firm, is in Kyiv, Ukraine and Dallas, Texas. The team provides Custom Software Development and Enterprise App Modernization.Read More
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826$1,000+50 - 249 employeesNewtown, CTFounded in 2017, Apptomate Digital Software Services Pvt Ltd is an AI development company. The company focuses on Artificial Intelligence and E-Commerce Development.Read More
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827$1,000+10 - 49 employeesNew York, NYMSD 365 Expert is an ERP consulting and SI company. Based in T'bilisi, Georgia and New York, New York, the team offers ERP consulting and SI and Enterprise App Modernization.Read More
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828$5,000+10 - 49 employeesSan Jose, CACRM consulting and SI company Clone-Tech is in San Jose, California and Nairobi, Kenya. They focus on CRM consulting and SI and ERP consulting and SI and were founded in 2022.Read More
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829Undisclosed10 - 49 employeesLawrence, KSIn Lawrence, Kansas, IT Consulting Services, Inc. Is a small Enterprise App Modernization company. The team provides Enterprise App Modernization and BI & big data consulting & SI.Read More
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830Undisclosed50 - 249 employeesPlano, TXYorosis™ Technologies Inc is a big data analytics company in Plano, Texas and Kalapatti, India. They focus on BI & big data consulting & SI and cloud consulting & SI.Read More
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831Undisclosed1,000 - 9,999 employeesDublin, IrelandIntive is a large Enterprise App Modernization company. The Wrocław, Poland-based company was founded in 1999. Their team provides Enterprise App Modernization, UX/UI Design, Mobile App Development, Application Testing, and more.Read More
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Audi BMW Pockit TandemIndustries
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832$100,000+50 - 249 employeesSaint Paul, MNExcel SoftSources is a software development firm. The Saint Paul, Minnesota-based agency was established in 2006. Their team offers Custom Software Development and Enterprise App Modernization.Read More
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833$10,000+50 - 249 employeesAustin, TXEnlab Software, a custom software development firm, is located in Da nang, Vietnam and Austin, Texas. They offer Custom Software Development, Enterprise App Modernization, Mobile App Development, and Web Development and were founded in 2013.Read More
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VantagePoint ConsultingIndustries
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834Undisclosed10 - 49 employeesSunnyvale, CAEcomZera is an e-commerce development firm launched in 2005. The team provides E-Commerce Development and Web Development.Read More
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GiftingIncIndustries
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835$10,000+10 - 49 employeesGlen Rock, NJCube9 Infotech Pvt Ltd, Pune is an e-commerce development company. They are in Pune, India and Glen Rock, New Jersey. Their team specializes in E-Commerce Development and Custom Software Development.Read More
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836$5,000+50 - 249 employeesSan Francisco, CATechnoBrains Business Solutions LLP is a San Francisco, California-based custom software development company. The midsize agency was launched in 2009. Their services include Custom Software Development, Web Development, Artificial Intelligence, AI Consulting, and more.Read More
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837Undisclosed1,000 - 9,999 employeesAddison, TXAccolite Digital is a cloud consulting & SI company. In Addison, Texas and Bengaluru, India, the team offers cloud consulting & SI and Cybersecurity.Read More
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838UndisclosedFreelancer employeesSpring Hill, TNDevOps Data Services is a business intelligence company. Launched in 2017, the company is in Spring Hill, Tennessee. Their services include BI & big data consulting & SI and DevOps Managed Services.Read More
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839UndisclosedFreelancer employeesPueblo, CONebulonic Softworks LLC is an IT strategy consulting company. They were established in 2016, and their services include IT strategy consulting and IT managed services.Read More
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840$10,000+250 - 999 employeesSan Jose, CARishabh Software is a software development company. They are located in Vadodara, India; Harrow, England; San Jose, California and Bengaluru, India and have a midsize team. Their services include Custom Software Development, Digital Engineering, BI & big data consulting & SI, cloud consulting & SI, and more. The firm was established in 1999.Read More
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LindeIndustries
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