Top 20 Application Modernization Companies in San Diego
The Best of December 2025Looking for a top legacy modernization service in San Diego?
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 San Diego. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best San Diego Enterprise Application Modernization Services
-
1$25,000+50 - 249 employeesSan Diego, CABlink UX is a midsize Digital Strategy company launched in 2000. Their team focuses on Digital Strategy, Product Design, Market Research, Enterprise App Modernization, and more. The agency is based in Seattle, Washington; Cambridge, Massachusetts; San Diego, California and San Francisco, California.Read More
Clients
AmazonIndustries
-
2$1,000+10 - 49 employeesSan Diego, CARead More
SiteCraft Inc. Is a small software development company. They specialize in custom software development, web development, ux/ui design, e-commerce development, and more and were launched in 2016. The company is headquartered in , Ukraine.
Industries
-
3$25,000+1,000 - 9,999 employeesSan Diego, CASimform is a cloud consulting & SI company. They are headquartered in Orlando, Florida; Los Angeles, California; Chicago, Illinois and San Francisco, California and have a large team that specializes in cloud consulting & SI, Custom Software Development, Mobile App Development, Artificial Intelligence, and more. The agency was established in 2010.Read More
Clients
RedbullIndustries
-
4$75,000+10 - 49 employeesSan Diego, CAVault R&D is a small IT strategy consulting company. In San Diego, California, the company was founded in 2022. Their team provides IT strategy consulting, custom software development, enterprise app modernization, ux/ui design, and more.Read More
Industries
-
5$25,000+10 - 49 employeesSan Diego, CABorder UX is an UX agency. Founded in 2018, the team specializes in UX/UI Design and Custom Software Development. The firm is located in San Diego, California.Read More
Industries
-
6Undisclosed2 - 9 employeesSan Diego, CAHurrikan Logic is a small SEO company launched in 2013. Their services include Search Engine Optimization and UX/UI Design.Read More
-
7$10,000+2 - 9 employeesSan Diego, CATeqEngine is an IT strategy consulting company headquartered in San Diego, California. Launched in 2022, the team focuses on IT strategy consulting and cloud consulting & SI.Read More
-
8Undisclosed2 - 9 employeesEncinitas, CARead More
Agency73 is a development shop based in Encinitas, Calif. Founded in 2017, Agency73's team of about 10 employees specializes in providing custom software development, web development, and e-commerce development services for mid-market and enterprise businesses in the healthcare, advertising and IT industries.
Clients
IntuitIndustries
-
9$50,000+10 - 49 employeesSan Marcos, CATrailhead Technology Partners, a custom software development firm, was founded in 2016. The small team offers Custom Software Development and Enterprise App Modernization.Read More
Industries
-
10Undisclosed10 - 49 employeesSan Diego, CATitanium Cobra Solutions is a Business Consulting company. The San Diego, California-based firm offers Business Consulting and Application Management & Support.Read More
-
11UndisclosedFreelancer employeesSan Diego, CAPaul Lewallen Studios is a web development firm. The company is based in San Diego, California. Their services include Web Development and Mobile App Development.Read More
Industries
-
12$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
Industries
-
13Undisclosed2 - 9 employeesBonsall, CAVNuIT LLC is a Business Consulting company. The small Bonsall, California-based team specializes in Business Consulting and Application Management & Support. The agency was established in 2012.Read More
-
14$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
Industries
-
15$5,000+2 - 9 employeesMission Viejo, CARead More
Calibec is a small custom software development firm. Founded in 2021, the team offers custom software development, web development, mobile app development, enterprise app modernization, and more. The agency is located in Mission Viejo, California.
Industries
Get connected with a company for free
Tell us about your project, and we'll match you with vetted companies that meet your requirements.
Get connected with the right company for you
We'll do the work for you – finding and connecting you with service providers that meet your exact requirements.
Schedule Consultation