Top 100 Application Modernization Companies in the United States
The Best of August 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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31$10,000+10,000+ employeesBellevue, WABeyondsoft Consulting Inc., an IT strategy consulting company, is located in Bellevue, Washington. They provide IT strategy consulting, BI & big data consulting & SI, cloud consulting & SI, Custom Software Development, and more and were founded in 1995.Read More
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HPIndustries
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32$10,000+50 - 249 employeesDallas, TXBased in Dallas, Texas; Houston, Texas; San Antonio, Texas and Austin, Texas, ISHIR is a custom software development firm. The midsize team provides Custom Software Development, IT staff augmentation, Mobile App Development, Artificial Intelligence, and more. The agency was established in 1999.Read More
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Automobile (Honda) Digital Marketing (SQ1Industries
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33$75,000+10 - 49 employeesDenver, COUX design company Crafted was established in 2017. They are based in Denver, Colorado and have a small team. Their services include UX/UI Design, Product Design, Custom Software Development, Mobile App Development, and more.Read More
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34$5,000+50 - 249 employeesFranklin Lakes, NJUX Team is an user experience company established in 2014. The midsize team offers UX/UI Design, Enterprise App Modernization, and Custom Software Development. The company is based in Franklin Lakes, New Jersey.Read More
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Nestlé Morgan Stanley Fiserv GerberIndustries
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35$25,000+10 - 49 employeesTysons, VARead More
Fuselab Creative is a McLean, Virginia-based user experience company. The small team provides ux/ui design and was founded in 2017.
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36$25,000+10 - 49 employeesPalm Beach Gardens, FLSoftware development firm Iron Forge Development was established in 2016. In Palm Beach Gardens, Florida and Whitewater, Wisconsin, their small team offers Custom Software Development, UX/UI Design, IT strategy consulting, ERP consulting and SI, and more.Read More
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37$10,000+10 - 49 employeesFarmington, MIDenovo Studios is an Enterprise App Modernization company in Farmington, Michigan and Park Ridge, Illinois. The firm focuses on Enterprise App Modernization, Custom Software Development, Artificial Intelligence, and Mobile App Development and has a small team.The firm was established in 2015.Read More
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38$5,000+2 - 9 employeesBirmingham, ALLunarLab is a small user experience agency established in 2021. Their services include UX/UI Design, Enterprise App Modernization, Digital Strategy, Web Design, and more. The agency is based in Birmingham, Alabama.Read More
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Protective Life Croux Moxi AutoTecIndustries
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39$10,000+50 - 249 employeesOxon Hill, MDCloud consulting & SI company Cloudforce was founded in 2010. Their midsize team is headquartered in Oxon Hill, Maryland and specializes in cloud consulting & SI, Generative AI, IT strategy consulting, BI & big data consulting & SI, and more.Read More
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HITT ContractingIndustries
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40$10,000+50 - 249 employeesFairfield, CTMidsize software development company ObjectStyle, is located in Fairfield, Connecticut; Fairfield, Connecticut and Warszawa, Poland. They specialize in Custom Software Development, Enterprise App Modernization, Microservices Architecture Services, Sports Marketing, and more and were founded in 2002.Read More
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NHLIndustries
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41$50,000+10 - 49 employeesOrlando, FLRead More
Concepta is an Orlando-based enterprise software development agency, founded in 2006. The team has about 50 members, who serve clients in the healthcare, hospitality, construction, business services sectors and a has a portfolio of Fortune 100, 500, and Franchise 500 companies. Services include tailored tech solutions, mobile app development, web development, BI, data intelligence, and IT staff augmentation.
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AdventHealthIndustries
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42$10,000+10 - 49 employeesSt. Petersburg, FLHeadquartered in St. Petersburg, Florida, Cyfrania is a small website development firm. Established in 2022, the team provides web development, mobile app development, and enterprise app modernization.Read More
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Plei, Inc MontiPlanet Kidiyo Luxury TherapistIndustries
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43$50,000+10 - 49 employeesPittsburgh, PATruefit is a website development company. Their small team is located in Pittsburgh, Pennsylvania. The company specializes in Web Development, Mobile App Development, Enterprise App Modernization, and IoT development. The company was established in 1997.Read More
Clients
McDonald's Bare Performance Nutrition Char-BroilIndustries
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44$50,000+50 - 249 employeesLakewood, COModernize is a midsize custom software development company. They provide Custom Software Development, Enterprise App Modernization, Mobile App Development, AI Consulting, and more and were launched in 2020.Read More
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45$10,000+10 - 49 employeesMinneapolis, MNLaunched in 2015, Compoze Labs is a software development firm. Headquartered in Minneapolis, Minnesota and Chicago, Illinois, their small team offers Custom Software Development, Artificial Intelligence, Mobile App Development, AI Consulting, and more.Read More
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Swire Coca-ColaIndustries
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46$25,000+10 - 49 employeesMinneapolis, MNRead More
Traust is an ERP consulting and SI company. The small Minneapolis, Minnesota-based firm was established in 2001. Their services include ERP consulting and SI, IT staff augmentation, custom software development, IT strategy consulting, and more.
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47$1,000+10 - 49 employeesCoral Gables, FLLocated in Coral Gables, Florida, Archie Labs is a software development company. The company specializes in Custom Software Development, Mobile App Development, Artificial Intelligence, Web Development, and more and is small.The company was established in 2024.Read More
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48$10,000+10 - 49 employeesAtlanta, GA7Factor Software is a custom software development firm launched in 2016. They are headquartered in Atlanta, Georgia and have a small team. The agency offers Custom Software Development, cloud consulting & SI, Web Development, Enterprise App Modernization, and more.Read More
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Cox AutomotiveIndustries
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49Undisclosed10 - 49 employeesMinneapolis, MNRead More
The Jed Mahonis Group is a mobile app development company from Minneapolis, Minn. Founded in 2012, it has about six employees that do mobile and web development, custom software, UI/UX design, and more for small businesses across a variety of industries.
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Great ClipsIndustries
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50$25,000+10 - 49 employeesDenver, CORead More
Tonic, a enterprise app modernization company, is headquartered in Denver, Colorado. The small agency was launched in 2015. Their services include enterprise app modernization, ux/ui design, web development, and mobile app development.
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51$25,000+250 - 999 employeesChicago, ILRead More
Software development firm SPR was established in 1973. The midsize team specializes in custom software development, enterprise app modernization, cloud consulting & SI, ux/ui design, and more. The company is headquartered in Chicago, Illinois and Milwaukee, Wisconsin.
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52$100,000+50 - 249 employeesCarmel, INSEP, a custom software development firm, was founded in 1988. They are in Carmel, Indiana and have a midsize team. Their services include Custom Software Development, Artificial Intelligence, Web Development, Mobile App Development, and more.Read More
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FORUM Credit UnionIndustries
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53$50,000+10 - 49 employeesSt. Louis, MORead More
Spry Digital is a small website development firm launched in 2010. Their team offers Web Development, Application Management & Support, UX/UI Design, Branding, and more. The agency is based in St. Louis, Missouri.
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AlticeIndustries
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54Undisclosed10 - 49 employeesLeawood, KSActive Logic, a custom software development firm, is in Leawood, Kansas and Miami, Florida. The small agency was launched in 2014. Their services include Custom Software Development, Mobile App Development, IT staff augmentation, Web Development, and more.Read More
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Ace HardwareIndustries
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55Undisclosed10 - 49 employeesLancaster, PARead More
Seisan is a software development company. Founded in 1994, the team offers custom software development. Their small company is based in Lancaster, Pennsylvania.
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Armstrong World Industries AHF Department of Homeland Security Maryland Office of the ComptrollerIndustries
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56$50,000+10 - 49 employeesSan Francisco, CAGearheart.io is a small software development company located in Kyiv, Ukraine; San Francisco, California; Newark, Delaware and Tallinn, Estonia. They provide Custom Software Development, Enterprise App Modernization, Artificial Intelligence, AI Agents, and more and were founded in 2012.Read More
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SmartSuite ICEIndustries
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57$5,000+50 - 249 employeesPasadena, CAEstablished in 1991, Art+Logic is a software development firm. The agency specializes in Custom Software Development, UX/UI Design, Web Development, Mobile App Development, and more and has a midsize team.Read More
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Yamaha Kroger Trader Joes NASAIndustries
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58$25,000+10 - 49 employeesTroy, MIRead More
SharpQuest, Inc. Is a web development firm. Launched in 2009, the team offers Web Development, Mobile App Development, Enterprise App Modernization, cloud consulting & SI, and more. Their small company is Troy, Michigan-based.
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Graham HealthcareIndustries
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59$5,000+10 - 49 employeesHouston, TXTevpro, an Enterprise App Modernization company, was founded in 2016. Their small team is in Houston, Texas. Their services include Enterprise App Modernization, API Development, IT strategy consulting, Custom Software Development, and more.Read More
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Lambda EnergyIndustries
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60$75,000+10 - 49 employeesAustin, TXRead More
The Frontside is a software development company from Austin, Texas. It was founded in 2005, and its team of 11 provides web development, mobile development, and custom software development. The Frontside offers Ruby on Rails services.
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ResideoIndustries
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