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. Every profile sets out services, pricing, locations, and past work so you can compare on evidence. Use Edverise's filters to sort partners by budget, industry expertise, and location. Start comparing profiles to find the right match for your project.

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We evaluate companies on verified profile data — services, pricing, locations, and portfolio. Client reviews are being collected. We may earn a fee for some placements. How we rank and verify

4,481 Companies

List of the Best Legacy System Modernization Agencies

OSHENProfile set up by Edverise AI
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Oshen is a digital infrastructure firm dedicated to developing and implementing systems that help businesses, startups, and institutions operate, transact, and grow effectively. The company creates modern web platforms, payment-enabled systems, and operational tools that connect real-world processes
Highlights
$10,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
2-9
Employees
Noblesville, Indiana, Us
Services Provided+5 Services
13% API Development & Integration
10% Custom Web Application Development
3% Legacy System Modernization
5% Generative AI
AI Summary
“Oshen delivers scalable digital infrastructure and production-ready systems, enabling businesses, startups, and institutions to automate operations, facilitate transactions, and verify credentials securely.”
CatwareProfile set up by Edverise AI
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Catware is an IT consulting firm from Norway, located in Oslo. We specialize in developing intricate services primarily using Java technologies. Our development team operates out of Kyiv, Ukraine. Each of our developers possesses over five years of experience creating IT solutions for both customers
Highlights
$5,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
2-9
Employees
Oslo, Oslo, No
Services Provided+4 Services
9% Backend Development
4% Legacy System Modernization
3% CMS Development & Customization
7% Custom Web Application Development
AI Summary
“Catware, a Norwegian IT consulting firm, specializes in complex Java-based services with an experienced development team in Ukraine, serving diverse public and private sector clients.”
TremityProfile set up by Edverise AI
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Tremity provides companies with the assurance of having an in-house product and support team, but without the associated costs. We collaborate with startups, small and medium-sized enterprises, non-profits, and individual entrepreneurs to offer more than just software solutions. We take responsibili
Highlights
$5,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
2-9
Employees
Veliko Tarnovo, Bg
Services Provided+1 Services
17% Custom Web Application Development
14% Mobile App Development (iOS & Android)
3% Legacy System Modernization
33% Customer Support Outsourcing
AI Summary
“Tremity offers cost-effective in-house product and support teams, partnering with diverse organizations to deliver tailored software solutions aligned with business goals and user needs.”
CodeStrat LabsProfile set up by Edverise AI
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At CodeStrat Labs, we provide cutting-edge technology solutions that yield significant business results. We focus on Agentic AI systems, software development, cloud strategies, automation, and talent enhancement, enabling businesses to innovate more rapidly, operate more intelligently, and scale wit
Highlights
$5,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
50-249
Employees
Gurugram, Haryana, In
Services Provided+4 Services
13% Backend Development
9% Frontend Development
4% Legacy System Modernization
15% AI Agent & Multi-Agent System Development
AI Summary
“CodeStrat Labs delivers innovative AI-driven software and cloud solutions, combining engineering expertise and agentic AI to enable scalable, intelligent business transformation globally.”
ForEach PartnersProfile set up by Edverise AI
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ForEach Partners develops AI products and implements AI-driven development processes. With over 100 engineers spread across more than 20 countries and no intermediaries involved, each project is managed by a partner who not only codes but also makes technical choices and takes responsibility for the
Highlights
$10,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
50-249
Employees
Beograd, Belgrade, Rs
Services Provided+5 Services
30% Machine Learning Model Development
15% AI Agent & Multi-Agent System Development
15% AI Strategy & Roadmap Consulting
10% DevOps Engineering
AI Summary
“ForEach Partners delivers AI-driven software solutions globally, managing projects via dedicated coding partners. They specialize in AI/LLM technologies, integrating AI throughout development and deployment.”
AppMozartProfile set up by Edverise AI
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AppMozart is a venture studio and technology solutions firm located in the San Francisco Bay Area. We're a passionate group dedicated to making a meaningful impact with our unique skills. Our team boasts extensive expertise in both academic research and practical industry applications. Since 2016, w
Highlights
$10,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
2-9
Employees
Emeryville, California, Us
Services Provided+10 Services
5% Legacy System Modernization
10% Frontend Development
8% Mobile App Development (iOS & Android)
13% Backend Development
AI Summary
“AppMozart, a San Francisco Bay Area technology firm, blends academic research and industry expertise to deliver consulting services and supports entrepreneurs through its venture studio program.”
TechXpertProfile set up by Edverise AI
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TechXpert is a software development firm that assists businesses with product design, web and app development, and technology advancement. The company aims to empower its clients by creating tailored, enterprise-level solutions to fulfill their specific requirements. We strongly believe that leverag
Highlights
10-49
Employees
Lahore, Pk Punjab, Pk
Services Provided+4 Services
11% Mobile App Development (iOS & Android)
11% Custom Web Application Development
3% Legacy System Modernization
7% UX Audit & Heuristic Evaluation
AI Summary
“TechXpert delivers tailored software solutions including web and mobile app development, empowering global businesses to innovate, connect, and expand their digital presence effectively and reliably.”
NanoByte TechnologiesProfile set up by Edverise AI
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### Advancing Technology with Excellence NanoByte Technologies, a US-based IT firm, specializes in cutting-edge software design and development services. For over 10 years, we have delivered global IT solutions, along with outstanding websites, mobile applications, and web apps. With a flawless suc
Highlights
$10,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
Gold River, California, Us
Services Provided+40 Services
5% Custom Web Application Development
1% Blockchain & Web3 Development
2% Legacy System Modernization
4% Frontend Development
AI Summary
“NanoByte Technologies is a US-based IT firm offering comprehensive software development, web and app solutions across various industries, focusing on quality, efficiency, and customer satisfaction.”
Brilliant ConsultingProfile set up by Edverise AI
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Brilliant Consulting is an exceptional remote software development agency that excels in performance. We handle every aspect from strategy to execution, assisting US companies in providing their customers with dependable, scalable, and high-performance solutions through the use of advanced technique
Highlights
$25,000+
Min Project Size
$100-149/hr
Avg Hourly Rate
10-49
Employees
Andorra la Vella, Ad
Services Provided+5 Services
4% Mobile App Development (iOS & Android)
3% Legacy System Modernization
7% Backend Development
6% Frontend Development
AI Summary
“Brilliant Consulting is a remote software development agency specializing in strategy and execution, delivering reliable, scalable, and high-performance technology solutions to US companies.”
We As WebProfile set up by Edverise AI
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About Us: We As Web is a global technology partner focused on AI-driven software engineering, enterprise platforms, and digital transformation. We assist executive teams in navigating complexities by providing flexible nearshore and onshore solutions that ensure full compliance and deliver measurabl
Highlights
$10,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
1000-9999
Employees
Cluj-Napoca, Cluj, Ro
Services Provided+9 Services
10% Custom Web Application Development
8% Mobile App Development (iOS & Android)
3% E-Commerce Development
5% Legacy System Modernization
AI Summary
“We As Web is a global technology partner specializing in AI-driven software engineering, enterprise platforms, and digital transformation, delivering compliant, innovative solutions for sustainable business growth.”

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