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 7, 2026

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4,444 Companies

List of the Best Legacy System Modernization Agencies

JourneyhorizonProfile set up by Edverise AI
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We might just be the top Sharetribe Flex developers globally! While that’s a bold statement, our experience and team capabilities back it up. Over the years, we’ve tackled almost every aspect of creating online marketplaces on Sharetribe Flex. Developing a product is a continuous journey, and since
Highlights
$5,000+
Min Project Size
25-49
Avg Hourly Rate
50-249
Employees
Services Provided+1 Services
30% Custom Web Application Development
25% Mobile App Development (iOS & Android)
20% E-Commerce Development
10% Blockchain & Web3 Development
AI Summary
“Journeyhorizon is an Australian-Vietnamese software firm specializing in Sharetribe Flex marketplace development, mobile and web applications, and e-learning solutions, emphasizing quality and strong client collaboration.”
GRPLabsProfile set up by Edverise AI
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GRPLabs is a leading IT outsourcing company focused on blockchain, web3, and cryptocurrency projects. With extensive experience in developing and implementing a variety of solutions such as decentralized exchanges (DEXs), centralized exchanges (CEXs), DeFi protocols, Play2Earn models, yield protocol
Highlights
$5,000+
Min Project Size
50-99
Avg Hourly Rate
10-49
Employees
Services Provided
70% Blockchain & Web3 Development
10% Mobile App Development (iOS & Android)
10% E-Commerce Development
10% Legacy System Modernization
AI Summary
“GRPLabs is a leading IT outsourcing firm specializing in blockchain, web3, cryptocurrency, and innovative software development, delivering tailored blockchain, mobile, and enterprise app solutions globally.”
Whale SongProfile set up by Edverise AI
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Whale Song serves as a strategic and engineering partner for organizations where reliability, compliance, and efficiency are essential. We operate at the convergence of IT and Operations Technology (OT), assisting regulated and critical sectors like Finance, Healthcare, and Heavy Industry in moderni
Highlights
$75,000+
Min Project Size
10-49
Employees
Houston, Texas, Us
Services Provided+3 Services
65% Custom Web Application Development
35% Legacy System Modernization
60% Product UX Strategy
40% UX Research & Usability Testing
AI Summary
“Whale Song partners with regulated industries to modernize workflows, automate tasks, and enhance reliability, combining strategy and engineering with a product-focused, compliant, and scalable approach.”
DePronto InfotechProfile set up by Edverise AI
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DePronto Infotech is a Software Development Company that is dynamic and innovative, committed to providing advanced technology solutions throughout India and the UK. Our expertise is twofold: we provide skilled in-house developers who are proficient in various areas. We operate within two main servi
Highlights
$5,000+
Min Project Size
50-249
Employees
Mumbai City, Maharashtra, In
Services Provided
40% QA & Software Testing
40% API Development & Integration
20% Legacy System Modernization
100% IT Staff Augmentation
AI Summary
“DePronto Infotech is a dynamic software development company delivering advanced technology solutions with skilled developers across India and the UK, specializing in diverse IT services.”
qoliberProfile set up by Edverise AI
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Qoliber, previously known as Q-Solutions Studio, is a certified software development company and one of only two GOLD Partners for Hyvä in Poland (Europe). We specialize in eCommerce technologies, including Magento 1, Magento 2, Shopware, and Hyvä implementations, and work with international clients
Highlights
$10,000+
Min Project Size
50-99
Avg Hourly Rate
10-49
Employees
Poznan, Greater Poland, Pl
Services Provided+1 Services
50% E-Commerce Development
20% Backend Development
15% Frontend Development
10% Custom Web Application Development
AI Summary
“Qoliber is a certified software development company and Hyvä GOLD Partner in Poland, delivering high-quality eCommerce solutions including Magento, Shopware, and Hyvä for global clients.”
VectorProfile set up by Edverise AI
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Vector is a team that specializes in backend and Liferay development. In addition to Liferay, we provide comprehensive web and mobile software development services. Established in Estonia and Ukraine, with a new office set to open in Bulgaria, Vector has been delivering web and portal solutions that
Highlights
$10,000+
Min Project Size
25-49
Avg Hourly Rate
10-49
Employees
Services Provided
65% Backend Development
25% API Development & Integration
10% Legacy System Modernization
AI Summary
“Vector is a software development company specializing in backend and Liferay solutions, delivering corporate web and mobile portals primarily for Norwegian and German markets since 2018.”
Pragmatic CodersProfile set up by Edverise AI
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Pragmatic Coders, located in Kraków, serves as a product collaborator for companies in sectors such as FinTech, HealthTech, legacy systems, and AI automation, assisting them in creating scalable digital products. Since our inception in 2014, we have produced over 150 products with a team of more tha
Highlights
$25,000+
Min Project Size
50-99
Avg Hourly Rate
50-249
Employees
Krakow, Lesser Poland, Pl
Services Provided+4 Services
35% Custom Web Application Development
15% Mobile App Development (iOS & Android)
35% Legacy System Modernization
15% E-Commerce Development
AI Summary
“Pragmatic Coders, based in Kraków, delivers scalable digital products in FinTech, HealthTech, and AI, combining development, product management, and UX for rapid, business-focused solutions.”
Tuplescale IncProfile set up by Edverise AI
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Our enthusiasm for creating effective products and solutions for our clients motivates us to innovate. We serve as a reliable partner for our clients and adopt a unified company approach. We prioritize what benefits both the client and the users.
Highlights
$5,000+
Min Project Size
<25
Avg Hourly Rate
10-49
Employees
Services Provided
50% Custom Web Application Development
40% Mobile App Development (iOS & Android)
10% Legacy System Modernization
AI Summary
“Tuplescale Inc. is a client-focused company dedicated to delivering innovative, effective products and solutions through a unified approach, prioritizing benefits for both clients and users.”
The Crafters LabProfile set up by Edverise AI
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The Crafters Lab is a Barcelona-based software development studio that prioritizes high performance. They focus on Cloud and JavaScript technologies.
Highlights
$25,000+
Min Project Size
50-99
Avg Hourly Rate
2-9
Employees
Barcelona, Catalonia, Es
Services Provided
50% Custom Web Application Development
40% Backend Development
10% Legacy System Modernization
AI Summary
“The Crafters Lab is a Barcelona-based software studio specializing in high-performance solutions with expertise in Cloud and JavaScript technologies across diverse applications.”
ProfITsoftProfile set up by Edverise AI
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ProfITsoft is a prominent software development firm that merges engineering skills with Java and Web technologies, offering a unique blend of expertise and corporate culture. For over 20 years, we have been delivering high-quality software development and support services, earning the trust of top c
Highlights
$25,000+
Min Project Size
25-49
Avg Hourly Rate
50-249
Employees
Services Provided
50% Custom Web Application Development
40% Mobile App Development (iOS & Android)
10% Legacy System Modernization
AI Summary
“ProfITsoft is a seasoned software development company specializing in Java and Web technologies, delivering high-quality solutions and support to leading European and US clients for over 20 years.”

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