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 9, 2026

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4,444 Companies

List of the Best Legacy System Modernization Agencies

Exceed InnovationProfile set up by Edverise AI
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A company driven by a single mission – to Excel. Motivated by this ethos, along with our heritage and principles, we are steadfast in our commitment to make a positive difference for our partners, stakeholders, communities, and the wider world.
Highlights
$1,000+
Min Project Size
50-99
Avg Hourly Rate
10-49
Employees
Timisoara, Timis, Ro
Services Provided+3 Services
80% Custom Web Application Development
20% Legacy System Modernization
50% Product Design
20% Architectural Design
AI Summary
“Exceed Innovation is committed to excellence, leveraging its heritage and principles to positively impact partners, stakeholders, and communities through broad and ethical business practices.”
Pink PineappleProfile set up by Edverise AI
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At the heart of effective design lies strategy. This is why it's crucial to start with your purpose before tackling the methods. Establishing a brand isn't just about selecting colors and fonts; it's about grasping your mission and vision, and translating that into your design. Design encompasses mo
Highlights
$5,000+
Min Project Size
2-9
Employees
Berlin, Berlin, De
Services Provided+17 Services
20% Interaction Design
10% Other Design
15% Wireframing & Prototyping
15% UX Research & Usability Testing
AI Summary
“Pink Pineapple specializes in strategic design that aligns with brand purpose, creating impactful experiences that convey values, engage users, and deliver exceptional, enduring results.”
Wi4Profile set up by Edverise AI
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We are a nonprofit organization dedicated to making a significant difference through technology, research, and science, focusing on healthcare, wellness, government, and societal improvement. Our passion lies in using technology to improve human quality of life. We are committed to acting ethically
Highlights
$10,000+
Min Project Size
50-99
Avg Hourly Rate
2-9
Employees
Services Provided+4 Services
45% Mobile App Development (iOS & Android)
45% Custom Web Application Development
10% Legacy System Modernization
30% Machine Learning Model Development
AI Summary
“Wi4 is a nonprofit organization leveraging technology, research, and science to ethically enhance healthcare, wellness, government, and societal well-being, committed to improving quality of life.”
Intelligent Systems and Solutions limitedProfile set up by Edverise AI
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Intelligent Systems and Solutions Limited is a reliable technology partner focused on providing advanced solutions for businesses globally. Our wide array of services includes Cybersecurity, Oracle Application and Database Management, Custom Software Development, AI and Machine Learning Engineering,
Highlights
25-49
Avg Hourly Rate
10-49
Employees
Services Provided+1 Services
50% Custom Web Application Development
20% Mobile App Development (iOS & Android)
15% E-Commerce Development
15% Legacy System Modernization
AI Summary
“Intelligent Systems and Solutions Limited delivers advanced technology services globally, specializing in cybersecurity, Oracle management, custom software, AI engineering, and IT staffing solutions.”
QuikSync TechnologiesProfile set up by Edverise AI
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At QuikSync, we stand out from typical software development firms. Our dedicated team is enthusiastic about creating meaningful impacts. Here's why you should collaborate with us: Our Offerings include 1. Web Development 2. Mobile Development 3. Data Science 4. Software Consulting.
Highlights
$1,000+
Min Project Size
50-99
Avg Hourly Rate
10-49
Employees
Pune, Maharashtra, In
Services Provided+2 Services
10% E-Commerce Development
15% API Development & Integration
10% Legacy System Modernization
35% Mobile App Development (iOS & Android)
AI Summary
“QuikSync Technologies specializes in web and mobile development, data science, and software consulting, delivering innovative solutions with a passionate and dedicated team committed to impactful results.”
ModernWebProfile set up by Edverise AI
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ModernWeb ontwikkelt Flutter-apps, websites, webshops en maatwerk bedrijfssoftware voor MKB's in Gelderland en geheel Nederland. Van klantportalen en urenregistratie tot AI-integraties — wij bieden software die perfect aansluit bij uw bedrijfsprocessen. Met een beoordeling van 5.0★ op Google en meer
Highlights
$1,000+
Min Project Size
50-99
Avg Hourly Rate
2-9
Employees
Deil, North Brabant, Nl
Services Provided+2 Services
30% Custom Web Application Development
35% Mobile App Development (iOS & Android)
10% API Development & Integration
15% E-Commerce Development
AI Summary
“ModernWeb develops tailored Flutter apps, websites, webshops, and business software for Dutch SMEs, providing solutions from client portals to AI integrations with proven excellence.”
Assemblysoft LtdProfile set up by Edverise AI
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We create custom software tailored to your business needs. As a Microsoft Certified Agency based in the UK, our team is composed of designers, certified developers, analysts, and project managers with significant expertise. We provide comprehensive software solutions, with a focus on Blazor and Micr
Highlights
$10,000+
Min Project Size
50-99
Avg Hourly Rate
10-49
Employees
Services Provided+1 Services
20% API Development & Integration
50% Custom Web Application Development
15% Mobile App Development (iOS & Android)
15% Legacy System Modernization
AI Summary
“Assemblysoft Ltd. is a UK-based Microsoft Certified Agency specializing in custom software development, leveraging Blazor and Microsoft Cloud technologies through skilled designers, developers, and analysts.”
EntersecProfile set up by Edverise AI
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Entersec is a comprehensive technology solution provider. We deliver high-quality development services for both startups and established products. With over 12 years of experience collaborating with a range of clients—from small e-commerce businesses to Fortune 500 companies—we aim to transform your
Highlights
$1,000+
Min Project Size
25-49
Avg Hourly Rate
10-49
Employees
Services Provided+2 Services
15% Legacy System Modernization
25% Mobile App Development (iOS & Android)
25% E-Commerce Development
5% Blockchain & Web3 Development
AI Summary
“Entersec provides comprehensive technology solutions and development services, partnering with diverse clients over 12 years to enhance existing products and realize new ideas professionally.”
Javary Co.Profile set up by Edverise AI
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Javary is a specialized app development company located in Brazil. Our goal is to create top-notch gamified applications for businesses and their clients. We strongly advocate for open source software projects and believe that by promoting ethical values and optimism, we can help create a better fut
Highlights
$25,000+
Min Project Size
100-149
Avg Hourly Rate
2-9
Employees
Sao Paulo, Sao Paulo, Br
Services Provided
70% Mobile App Development (iOS & Android)
20% Custom Web Application Development
10% Legacy System Modernization
100% Business Plan Development
AI Summary
“Javary Co. is a Brazilian app development firm specializing in gamified business applications, promoting open source projects and ethical values to foster a positive technological future.”
Cloudester Software LLCProfile set up by Edverise AI
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Established in 2011, Cloudester is a software development firm specializing in creating fast, user-friendly, high-performing, and secure mobile and web solutions tailored to meet specific needs. What distinguishes them is their team of skilled and enthusiastic digital experts who keep up with the la
Highlights
$10,000+
Min Project Size
25-49
Avg Hourly Rate
50-249
Employees
Vadodara, Gujarat, In
Services Provided+3 Services
45% Custom Web Application Development
50% Mobile App Development (iOS & Android)
5% Legacy System Modernization
70% Cloud Consulting & SI
AI Summary
“Cloudester Software LLC specializes in customized mobile, web, and enterprise software development, offering innovative solutions alongside digital marketing and SEO services since 2011.”

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