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 8, 2026

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4,444 Companies

List of the Best Legacy System Modernization Agencies

Swiss Investment Century SAProfile set up by Edverise AI
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We transform intricate software ideas into reality through our top-tier comprehensive mobile app development service. Our team is always prepared for the next exceptional project.
Highlights
$25,000+
Min Project Size
25-49
Avg Hourly Rate
10-49
Employees
Chiasso, Ch
Services Provided+7 Services
15% Custom Web Application Development
35% Mobile App Development (iOS & Android)
10% E-Commerce Development
10% Legacy System Modernization
AI Summary
“Swiss Investment Century SA is a Swiss fintech and software firm specializing in mobile and web applications, e-commerce, UX/UI design, blockchain, and IT strategy consulting across diverse industries.”
GalliotProfile set up by Edverise AI
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At Galliot, we have a straightforward approach: You envision it, we create it. Our goal is to boost your current development skills or assemble a tailored team to suit your requirements. Based in San Francisco, with offices in Europe and South America, we are flexible and scalable, ready to make you
Highlights
$10,000+
Min Project Size
100-149
Avg Hourly Rate
10-49
Employees
San Francisco, California, Us
Services Provided+6 Services
10% CMS Development & Customization
25% Backend Development
10% Legacy System Modernization
15% ERP & CRM Development
AI Summary
“Galliot is a flexible, scalable technology partner offering custom team assembly and development support to realize clients' tech visions globally from offices in San Francisco, Europe, and South America.”
Saigon TechnologyProfile set up by Edverise AI
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Saigon Technology is a prominent custom software development firm with headquarters in Ho Chi Minh City and Da Nang, Vietnam. Founded in 2012, we boast a team of over 400 skilled software engineers and a robust development process. We have branches in Reston, Virginia (USA), Australia, Switzerland,
Highlights
$10,000+
Min Project Size
25-49
Avg Hourly Rate
250-999
Employees
Ho Chi Minh City, Vn
Services Provided+6 Services
15% Frontend Development
35% Backend Development
10% Mobile App Development (iOS & Android)
10% Legacy System Modernization
AI Summary
“Saigon Technology is a leading Vietnamese custom software development firm with global offices, offering agile, ISO-certified outsourcing solutions across diverse industries, including banking, healthcare, and retail.”
AppVerticalsProfile set up by Edverise AI
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AppVerticals is a forward-thinking digital transformation firm that supports startups, scale-ups, and enterprises with software solutions designed to attract investors and position your competitors as "the second choice." Acknowledged by Inc. 5000 and Clutch as a leading software development company
Highlights
$25,000+
Min Project Size
25-49
Avg Hourly Rate
50-249
Employees
Dallas, Texas, Us
Services Provided+7 Services
20% Mobile App Development (iOS & Android)
25% Custom Web Application Development
20% API Development & Integration
20% SaaS Product Development
AI Summary
“AppVerticals is a recognized digital transformation firm delivering secure, compliant custom software and MVP development across sectors like healthcare and logistics to drive innovation and growth.”
MPS DEVELOPMENTProfile set up by Edverise AI
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With over a decade of experience in full-stack web and cross-platform mobile development, MPS specializes in creating both simple web applications and complex, scalable web portals. Our expertise includes online booking systems, logistics applications, travel and tourism solutions, hospitality manag
Highlights
$5,000+
Min Project Size
25-49
Avg Hourly Rate
10-49
Employees
Kyiv, Kv, Ua
Services Provided+3 Services
50% Custom Web Application Development
40% Mobile App Development (iOS & Android)
10% Legacy System Modernization
35% Product UX Strategy
AI Summary
“MPS DEVELOPMENT delivers expert full-stack web and mobile solutions across diverse sectors, specializing in scalable applications, enterprise software, and innovative technology implementation with proven startup experience.”
Engineer UpProfile set up by Edverise AI
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At Engineer Up, we offer results-driven technology consulting for businesses that expect outcomes without unnecessary embellishments. Our areas of expertise are Microsoft Power Platform and Software Engineering. For every 10 consultants we send out, we hire 1 dedicated individual. This is our 1for10
Highlights
10-49
Employees
Atlanta, Georgia, Us
Services Provided+4 Services
30% AI Strategy & Roadmap Consulting
10% LLM Integration & Prompt Engineering
10% Custom AI Chatbot Development
15% Machine Learning Model Development
AI Summary
“Engineer Up provides focused technology consulting in Microsoft Power Platform and software engineering, emphasizing measurable results and a commitment to nurturing talent through their 1for10 hiring mission.”
ChampSoft Inc.Profile set up by Edverise AI
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Since 2010, ChampSoft Inc. has been a reliable collaborator in custom software development, working with everyone from small businesses to Fortune 500 companies throughout the US. With more than 15 years of experience in the industry, we take pride in providing innovative solutions customized to mee
Highlights
$10,000+
Min Project Size
25-49
Avg Hourly Rate
50-249
Employees
Brentwood, Tennessee, Us
Services Provided+7 Services
35% Custom Web Application Development
20% Mobile App Development (iOS & Android)
20% API Development & Integration
15% E-Commerce Development
AI Summary
“ChampSoft Inc. is a seasoned software development firm serving diverse US clients with tailored, innovative solutions and over 15 years of industry expertise since 2010.”
Oxvsys AutomationProfile set up by Edverise AI
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We are a technology startup that develops various software solutions. We design autonomous infrastructure and scalable approaches to address contemporary challenges. Our focus lies in discovering innovations in computer vision, automation, and data analytics. By implementing CI/CD practices, we stre
Highlights
$5,000+
Min Project Size
25-49
Avg Hourly Rate
10-49
Employees
Pune, Maharashtra, In
Services Provided+4 Services
30% Custom Web Application Development
15% Mobile App Development (iOS & Android)
10% E-Commerce Development
25% QA & Software Testing
AI Summary
“Oxvsys Automation is a technology startup specializing in software solutions, combining computer vision, automation, and data analytics with scalable, autonomous infrastructure and CI/CD practices to tackle modern challenges.”
Geeks LtdProfile set up by Edverise AI
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With over 18 years of experience, more than 1,000 successful projects, and over 30 prestigious innovation awards, the AI era has arrived. For ambitious businesses, embracing AI is no longer optional; it's essential. At Geeks Ltd, we serve as your comprehensive technology partner in navigating your A
Highlights
$10,000+
Min Project Size
50-99
Avg Hourly Rate
50-249
Employees
Sutton, England, Gb
Services Provided+4 Services
60% Custom Web Application Development
30% Mobile App Development (iOS & Android)
10% Legacy System Modernization
35% AI Strategy & Roadmap Consulting
AI Summary
“Geeks Ltd is a technology partner specializing in AI transformation, offering strategy, design, and custom development services to drive innovation and operational excellence for ambitious businesses.”
C
CIBINETProfile set up by Edverise AI
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We are a consulting and software development firm based in Guatemala, specializing in automating finance and operations processes for both local and international clients.
Highlights
$1,000+
Min Project Size
25-49
Avg Hourly Rate
10-49
Employees
Ciudad de Guatemala, Gt
Services Provided
50% Custom Web Application Development
20% Legacy System Modernization
30% Mobile App Development (iOS & Android)
100% ERP Consulting and SI
AI Summary
“CIBINET is a Guatemalan consulting and software development firm specializing in automating finance and operations processes for local and international clients across industries.”

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