Top Legacy System Modernization Companies

A high-performing Legacy System Modernization solution can accelerate growth, boost customer engagement, and create new revenue streams—but only if it's built by a team you trust. Edverise makes it easy to connect with leading Legacy System Modernization companies around the globe. Providers and reviews are vetted extensively to ensure that we capture verified client feedback, project details, and measurable results. Use Edverise's filters to sort partners by budget, industry expertise, and location. Start comparing profiles to find the right match for your project.

Ratings Updated: August 6, 2026

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4,444 Companies

List of the Best Legacy System Modernization Agencies

One AM SRLProfile set up by Edverise AI
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Sviluppo e design di software personalizzato Creiamo servizi web su misura per rafforzare la tua attività. Realizziamo applicazioni moderne e sicure, progettate in base alle esigenze degli utenti finali, per aiutarti a conseguire i tuoi obiettivi aziendali.
Highlights
$10,000+
Min Project Size
50-99
Avg Hourly Rate
2-9
Employees
Salo, Lombardy, It
Services Provided
40% Custom Web Application Development
30% Mobile App Development (iOS & Android)
15% E-Commerce Development
15% Legacy System Modernization
AI Summary
“One AM SRL specializes in developing customized, secure web applications tailored to client needs, enhancing business operations through modern, user-focused software design and development services.”
TechnocomProfile set up by Edverise AI
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Technocom is a Vietnamese company that specializes in designing, developing, and delivering tailor-made software solutions, focusing on building mutually beneficial and long-lasting partnerships with both large enterprises and startups.
Highlights
10-49
Employees
Da Nang, Da Nang, Vn
Services Provided
40% Custom Web Application Development
30% Mobile App Development (iOS & Android)
15% Legacy System Modernization
15% QA & Software Testing
AI Summary
“Technocom is a Vietnamese technology company specializing in custom software, mobile, and web development, delivering tailored, modernized solutions and application testing for diverse enterprises.”
CSHARKProfile set up by Edverise AI
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Our dedication to your success extends beyond just technology and software development. Through our consulting and product design services, CSHARK takes a comprehensive approach to tackle your business challenges and facilitate digital transformation. **SERVICES WE OFFER** From application devel
Highlights
$50,000+
Min Project Size
50-99
Avg Hourly Rate
250-999
Employees
Wroclaw, Lower Silesian, Pl
Services Provided
75% Custom Web Application Development
25% Legacy System Modernization
60% Product UX Strategy
40% UX Research & Usability Testing
AI Summary
“CSHARK delivers comprehensive digital transformation through custom software, UX/UI design, cloud services, and R&D, specializing in scalable solutions for mid-to-large international clients across finance and manufacturing.”
Reiz TechProfile set up by Edverise AI
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Reiz Tech is a worldwide IT services collaborator that assists enterprises and public organizations in updating outdated systems, developing scalable digital solutions, and achieving quantifiable business results. Boasting over 20 years of experience and more than 100 successful projects, we serve c
Highlights
$50,000+
Min Project Size
50-99
Avg Hourly Rate
50-249
Employees
Vilnius, Lt
Services Provided
75% Custom Web Application Development
25% Legacy System Modernization
40% Robotic Process Automation (RPA)
60% Other IT Consulting and SI
AI Summary
“Reiz Tech delivers versatile IT services globally, specializing in software development, consulting, and digital transformation across regulated industries, ensuring innovative, scalable solutions with proven business impact.”
TopNotch TechnologyProfile set up by Edverise AI
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We streamline intricate business productivity processes by leveraging our extensive expertise in deploying flexible business software, including Microsoft 365, Power Apps, Robotics Process Automation (RPA), and other high-quality applications.
Highlights
$1,000+
Min Project Size
2-9
Employees
Services Provided
100% Legacy System Modernization
100% Robotic Process Automation (RPA)
100% Managed IT Services
100% Other Design
AI Summary
“TopNotch Technology streamlines business productivity by providing custom software development, legacy system modernization, RPA automation, managed IT services, and web design, leveraging Microsoft 365 expertise.”
Ideas Factory USProfile set up by Edverise AI
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In 2012, encouraged by several friends, I founded this IT consultancy. We have been offering Project Management and various IT consultancy services to a range of companies. Our services include managing all kinds of IT projects, facilitating cloud migrations, and conducting technology assessments to
Highlights
$25,000+
Min Project Size
50-99
Avg Hourly Rate
2-9
Employees
Fairfield, California, Us
Services Provided+1 Services
40% Legacy System Modernization
60% Custom Web Application Development
50% Cloud Consulting & SI
40% Other IT Consulting and SI
AI Summary
“Ideas Factory US, founded in 2012, provides comprehensive IT consultancy services including project management, cloud migration, and technology assessments to diverse clients.”
iAriana Technologies Private LimitedProfile set up by Edverise AI
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We are an IT consulting firm specializing in the development of web and mobile applications, serving clients across various industries and regions for the past nine years. Our headquarters is located in Pune, India. Our team consists of dynamic software professionals dedicated to achieving excellenc
Highlights
$1,000+
Min Project Size
25-49
Avg Hourly Rate
10-49
Employees
Pune, Maharashtra, In
Services Provided
40% Mobile App Development (iOS & Android)
50% Custom Web Application Development
10% Legacy System Modernization
AI Summary
“iAriana Technologies Private Limited, based in Pune, India, is an IT consulting firm specializing in web and mobile application development with a dynamic, skilled team dedicated to quality and innovation.”
VantaSoftProfile set up by Edverise AI
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VantaSoft is a leading software development agency located in the thriving tech center of Irvine, California. Founded in 2021, we focus on developing cutting-edge web and mobile applications tailored to the evolving demands of some of the most innovative technology startups around the globe. Our pro
Highlights
$10,000+
Min Project Size
50-99
Avg Hourly Rate
10-49
Employees
Irvine, California, Us
Services Provided
50% Custom Web Application Development
40% Mobile App Development (iOS & Android)
10% Legacy System Modernization
AI Summary
“VantaSoft, founded in 2021 in Irvine, California, specializes in custom web, mobile, and cloud software development using advanced technologies to support innovative startups globally.”
Intellinet Sp. z o.o.Profile set up by Edverise AI
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We develop software for organizations looking to provide services to their clients online. Our agile software company is eager to build your new web application using technologies like Python/Django, REST API, native iOS, SQL, HTML, JavaScript, Docker, and Scrum methodologies.
Highlights
$25,000+
Min Project Size
25-49
Avg Hourly Rate
2-9
Employees
Katowice, Silesian, Pl
Services Provided
50% Custom Web Application Development
40% Mobile App Development (iOS & Android)
10% Legacy System Modernization
AI Summary
“Intellinet Sp. z o.o., a Polish agile software firm, specializes in custom web and native iOS applications, leveraging technologies like Python/Django and Scrum to modernize enterprise software across industries.”
Rivers AgileProfile set up by Edverise AI
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Rivers Agile is a technology consulting firm known for its commitment to technical innovation, excellent engineering, and a consistent approach to developing and launching software solutions. Established in 2008 as a Quality Assurance consulting agency, Rivers Agile addressed the demand for high-qua
Highlights
$50,000+
Min Project Size
100-149
Avg Hourly Rate
10-49
Employees
Pittsburgh, Pennsylvania, Us
Services Provided
40% Mobile App Development (iOS & Android)
50% Custom Web Application Development
10% Legacy System Modernization
AI Summary
“Rivers Agile is a Pittsburgh-based technology consulting firm specializing in web and mobile software solutions, offering end-to-end product lifecycle services to startups and Fortune 50 clients.”

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