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

WiredcraftProfile set up by Edverise AI
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Wiredcraft develops and enhances digital products for some of the world's leading brands. Our applications, websites, and digital experiences are utilized by millions of users daily. Our clientele includes renowned companies such as Nike, IKEA, GOAT, lululemon, Hilton, Burberry, Sephora, the World B
Highlights
$10,000+
Min Project Size
100-149
Avg Hourly Rate
50-249
Employees
Shanghai, Cn
Services Provided+2 Services
40% Mobile App Development (iOS & Android)
40% Custom Web Application Development
20% Legacy System Modernization
40% Product UX Strategy
AI Summary
“Wiredcraft designs and develops digital products and experiences for global brands, serving millions daily across sectors including retail, hospitality, and international organizations.”
volansaquilaeProfile set up by Edverise AI
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At Volans Aquilae, we revolutionize business operations through intelligent automation that produces quantifiable outcomes. Serving over 50 organizations across Europe and North America, we have formed collaborations with Meta, Microsoft, Zoho, SEMrush, and Bubble.io to address genuine business issu
Highlights
$1,000+
Min Project Size
25-49
Avg Hourly Rate
10-49
Employees
San Francisco, California, Us
Services Provided+4 Services
40% Custom Web Application Development
15% Mobile App Development (iOS & Android)
10% E-Commerce Development
35% Legacy System Modernization
AI Summary
“Volans Aquilae delivers intelligent automation solutions across healthcare, finance, manufacturing, and legal sectors, enhancing efficiency, compliance, and operational outcomes for global enterprises.”
Parsons Green MediaProfile set up by Edverise AI
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Parsons Green Media is a London-based technology consultancy that takes pride in leveraging technology to address challenges. By combining custom development with established platforms, they enable businesses to operate more efficiently and enhance their connections with stakeholders.
Highlights
$5,000+
Min Project Size
100-149
Avg Hourly Rate
2-9
Employees
Services Provided
40% Custom Web Application Development
30% Mobile App Development (iOS & Android)
15% E-Commerce Development
15% Legacy System Modernization
AI Summary
“Parsons Green Media is a London-based technology consultancy delivering custom software, web, mobile, and e-commerce solutions to improve business efficiency and stakeholder engagement.”
Aviabird TechnologyProfile set up by Edverise AI
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At Aviabird, we assist businesses in designing, engineering, and refining their key digital products. Our team is intelligent, approachable, and well-versed in contemporary application architecture and user experience. We collaborate with teams to create stunning and effective web applications while
Highlights
$25,000+
Min Project Size
50-99
Avg Hourly Rate
10-49
Employees
Pune, Maharashtra, In
Services Provided
55% Custom Web Application Development
20% Mobile App Development (iOS & Android)
15% E-Commerce Development
10% Legacy System Modernization
AI Summary
“Aviabird Technology specializes in designing and engineering innovative digital products, delivering user-centric web applications with expertise in modern architectures and future-ready solutions.”
InviqonProfile set up by Edverise AI
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Inviqon serves as a technical partner for expanding companies that require software tailored to their actual operations. We collaborate with businesses to create systems that align with their operational needs and evolution. Our focus goes beyond merely providing software; we aim to assist in develo
Highlights
$10,000+
Min Project Size
100-149
Avg Hourly Rate
2-9
Employees
Services Provided
70% Custom Web Application Development
30% Legacy System Modernization
55% Cloud Consulting & SI
45% AI Strategy & Roadmap Consulting
AI Summary
“Inviqon partners with growing companies to develop customized software solutions that align with their operational needs, ensuring reliable systems supporting sustainable growth and evolution.”
Havooz ICT ServicesProfile set up by Edverise AI
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Havooz ICT Services Ltd. offers cost-effective solutions for large-scale data processing and storage across various industries. We provide technical assistance for establishing and managing both private and public clouds using open-source distributed frameworks such as Hadoop and Hive. Along with en
Highlights
25-49
Avg Hourly Rate
2-9
Employees
Services Provided
50% BI & Big Data Consulting & SI
50% BI & Big Data Consulting & SI
70% Custom Web Application Development
30% Legacy System Modernization
AI Summary
“Havooz ICT Services provides cost-effective, scalable data processing and storage solutions, leveraging open-source cloud frameworks to support diverse industries and accelerate application deployment.”
Information Integration Group, Inc.Profile set up by Edverise AI
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As a prominent independent software vendor (ISV) in North America, IIG takes pride in its 23 years of outstanding service to clients across the manufacturing and distribution sectors, as well as in the apparel, rental, and field services industries nationwide. So far, IIG’s skilled in-house programm
Highlights
10-49
Employees
Services Provided
10% Mobile App Development (iOS & Android)
30% Legacy System Modernization
60% Custom Web Application Development
100% ERP Consulting and SI
AI Summary
“Information Integration Group, Inc. delivers tailored ERP and business management software with 23 years' experience, supporting diverse industries and offering Sage and NetSuite cloud solutions.”
Company AProfile set up by Edverise AI
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Company A specializes in custom application development, crafting products and services that help brands and organizations adapt to the digital landscape. With our expertise, we design immersive experiences that enhance brand identities and drive business growth. We develop top-tier enterprise solut
Highlights
$50,000+
Min Project Size
100-149
Avg Hourly Rate
10-49
Employees
Irvine, California, Us
Services Provided+3 Services
50% Custom Web Application Development
20% Mobile App Development (iOS & Android)
20% Legacy System Modernization
10% QA & Software Testing
AI Summary
“Company A delivers custom software, mobile apps, cloud consulting, and IT staff augmentation, combining modernization and strategy to drive digital transformation and business growth across industries.”
Join.To.ITProfile set up by Edverise AI
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Get a 30% DISCOUNT on the first 100 hours of development! Reach out to us TODAY. We are a leading software development company located in Ukraine, dedicated to providing customized software solutions and exceptional IT consulting services worldwide. Our expert team, based in Kyiv, features highly sk
Highlights
$25,000+
Min Project Size
25-49
Avg Hourly Rate
50-249
Employees
Kyiv, Ua
Services Provided+1 Services
40% Custom Web Application Development
25% Backend Development
25% Frontend Development
10% Legacy System Modernization
AI Summary
“Join.To.IT. is a Ukrainian software development company delivering custom IT solutions, AI integration, and agile consulting worldwide, supporting startups and businesses in digital transformation and growth.”
Quickfox TechnologiesProfile set up by Edverise AI
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Quickfox serves as a comprehensive source for custom software development. We cater to early-stage, venture capital-backed, and rapidly growing companies by providing dedicated engineering teams that create scalable products beloved by users. At Quickfox Technologies, we view every collaboration as
Highlights
$10,000+
Min Project Size
<25
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
“Quickfox Technologies delivers tailored software development services to early-stage and fast-growing companies, offering dedicated engineering teams focused on scalable, user-centric, and sustainable solutions.”

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