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

Streamline socialProfile set up by Edverise AI
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Streamline Social is a software design and engineering firm dedicated to creating new opportunities for clients of all sizes, from Fortune 500 companies to startups. We develop web and mobile solutions that integrate AI and data elements to enhance customer key performance indicators (KPIs). Our app
Highlights
$10,000+
Min Project Size
50-99
Avg Hourly Rate
10-49
Employees
San Francisco, California, Us
Services Provided+5 Services
45% Custom Web Application Development
45% Mobile App Development (iOS & Android)
10% Legacy System Modernization
50% Product UX Strategy
AI Summary
“Streamline Social is a software engineering firm crafting AI-driven web and mobile solutions that enhance client KPIs through consumer-focused research and rapid prototyping across diverse digital ecosystems.”
SoftDoesProfile set up by Edverise AI
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SoftDoes is a custom software, mobile app, and AI development company located in Kansas City. We create functional software that goes beyond mere demos and pitch decks. Our goal is to transform your intricate ideas and operational challenges into ready-to-use platforms that your teams can rely on an
Highlights
$10,000+
Min Project Size
50-99
Avg Hourly Rate
50-249
Employees
Mission, Kansas, Us
Services Provided+9 Services
35% Custom Web Application Development
30% Mobile App Development (iOS & Android)
25% API Development & Integration
10% Legacy System Modernization
AI Summary
“SoftDoes delivers custom software, AI-driven automation, UI/UX design, and IT managed services, creating scalable, secure, and integrated digital solutions tailored to client workflows and needs.”
ComputerWorksProfile set up by Edverise AI
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ComputerWorks is an IT Support Group that offers business technology solutions and support for your computer and network systems, accounting systems, office systems, and communication systems. Our Support Team can assist with designing, planning, installing, integrating, maintaining, managing, and p
Highlights
$1,000+
Min Project Size
50-99
Avg Hourly Rate
2-9
Employees
Services Provided+11 Services
40% Other IT Consulting and SI
20% Cloud Consulting & SI
15% ERP Consulting and SI
15% IT Staff Augmentation
AI Summary
“ComputerWorks provides comprehensive IT solutions and support including cybersecurity, cloud services, networking, accounting systems, and continuous maintenance, leveraging over 45 years of expertise for business technology needs.”
MavroqitProfile set up by Edverise AI
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Marvoqit is a specialized technology partner that assists European engineering teams in delivering solutions more quickly, securely, and intelligently. We create, develop, and protect essential platforms using an outcome-oriented methodology and transparent processes. Our expertise lies in Enterpris
Highlights
$5,000+
Min Project Size
25-49
Avg Hourly Rate
10-49
Employees
Services Provided+10 Services
40% Legacy System Modernization
20% API Development & Integration
5% Mobile App Development (iOS & Android)
35% Custom Web Application Development
AI Summary
“Mavroqit partners with European engineering teams to accelerate secure enterprise software development, cloud infrastructure, cybersecurity, AI, and digital transformation, ensuring GDPR compliance and optimized product delivery.”
Treble DigitalProfile set up by Edverise AI
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Treble Digital is a comprehensive digital agency located in Melbourne, collaborating with clients throughout Australia. Our Founder, an accomplished entrepreneur with experience in various sectors, introduces a innovative business mindset focused on achieving tangible results through a technical and
Highlights
$5,000+
Min Project Size
2-9
Employees
South Yarra, Victoria, Au
Services Provided+35 Services
50% E-Commerce Development
35% Custom Web Application Development
10% Legacy System Modernization
5% QA & Software Testing
AI Summary
“Treble Digital is a Melbourne-based full-service digital agency offering branding, product design, e-commerce, web development, marketing, and advertising services driven by technical expertise and analytical strategies.”
IT MNC GROUP INDIAProfile set up by Edverise AI
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Founded in 1995, IT MNC GROUP INDIA is headquartered in Noida, India, and has since offered services to over 300 companies across various industries. Our firm is recognized as a highly reputable IT company, demonstrating extensive knowledge and expertise in digital technology. Our creative strategie
Highlights
$1,000+
Min Project Size
25-49
Avg Hourly Rate
250-999
Employees
Noida, Uttar Pradesh, In
Services Provided+9 Services
25% E-Commerce Development
25% Mobile App Development (iOS & Android)
35% Custom Web Application Development
15% Legacy System Modernization
AI Summary
“IT MNC GROUP INDIA, founded in 1995 in Noida, provides comprehensive IT services including software development, AI automation, business consulting, and customer support to diverse industries.”
AdzSpec ABProfile set up by Edverise AI
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AdzSpec is a digital agency that specializes in AI and the creation of innovative digital solutions, ranging from web development to mobile applications, as well as augmented and virtual reality. Our team consists of project managers, talented developers, and digital artists. Based in Sweden, AdzSpe
Highlights
$5,000+
Min Project Size
25-49
Avg Hourly Rate
50-249
Employees
Stockholm, Stockholm, Se
Services Provided+9 Services
15% E-Commerce Development
30% Mobile App Development (iOS & Android)
40% Custom Web Application Development
15% Legacy System Modernization
AI Summary
“AdzSpec AB is a Swedish digital agency specializing in AI-driven innovative solutions, including web and mobile development, augmented and virtual reality, serving global markets with expert teams.”
Big AppsProfile set up by Edverise AI
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Big Apps offers a wide range of services including software and web application development, mobile app development, enterprise solutions, search engine optimization, custom software development, as well as IT infrastructure and consulting services. We provide the ease and security of collaboration
Highlights
25-49
Avg Hourly Rate
10-49
Employees
Chennai, Tamil Nadu, In
Services Provided+5 Services
25% Custom Web Application Development
25% Mobile App Development (iOS & Android)
10% E-Commerce Development
10% Legacy System Modernization
AI Summary
“Big Apps specializes in software and app development, IT consulting, and SEO, delivering over 1000 projects worldwide with expertise across diverse industries and evolving technologies.”
SemantiveProfile set up by Edverise AI
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We are Semantive, a professional services firm specializing in Cloud solutions. Our certified team of software engineers is dedicated to developing Cloud-native applications and providing software engineering expertise. Clients regard us as a "reliable partner" due to our unique skills in Cloud Deve
Highlights
$50,000+
Min Project Size
50-99
Avg Hourly Rate
50-249
Employees
Services Provided+3 Services
30% Custom Web Application Development
10% Legacy System Modernization
30% Backend Development
20% Frontend Development
AI Summary
“Semantive is a professional services firm specializing in Cloud-native application development and software engineering, providing reliable Cloud and outsourcing solutions tailored to enterprise needs.”
Lumen DigitalProfile set up by Edverise AI
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With more than 8 years of experience, we have extensive knowledge in developing top-notch mobile applications, serving clients globally—from startups to major brands. We are proficient in both iOS and Android platforms, possessing in-depth expertise in each. Our specialization includes Augmented Rea
Highlights
$10,000+
Min Project Size
50-99
Avg Hourly Rate
2-9
Employees
Finchampstead, Berkshire, Gb
Services Provided+2 Services
85% Mobile App Development (iOS & Android)
15% Legacy System Modernization
70% Mobile App UI Design
30% Product Design
AI Summary
“Lumen Digital develops high-quality iOS and Android mobile applications with expertise in augmented reality, integrating 3D artistry and programming for immersive digital experiences worldwide.”

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