Top Legacy Migration Companies
Many businesses still use legacy enterprise systems in their daily operations that were developed long ago. These solutions continue to perform critical business tasks, but they also have their “pitfalls”. Over time, supporting such solutions becomes time-consuming and costly. This is due to the system’s obsolescence, the difficulties of expanding it, integrating modern features, and limitations in terms of workload and performance. In such cases, businesses begin to think about legacy migration to new technologies, architectures, in the cloud, and hiring a professional partner to perform these technical tasks. In this article, our team has provided a list of the best companies for legacy migration.
Selection Criteria
- Expertise of the company with legacy systems
- Ability of the company to perform high-quality legacy migration and the covered services
- Served industries
- Reputation of the company on the market
- Customer’s testimonials on B2B review platforms like Clutch, Feedbax, Techrereviewer, GoodFirms, etc.
- The portfolio of the legacy migration projects, the scope of works, technologies used, types, and complexities of migrations
#1 Chudovo
- Locations: USA, Germany, Ukraine, Estonia, UK
- Hourly rate: $25-49
- Company size: 50-249 employees
Chudovo is a professional software development company, focused on complex systems implementation, legacy migration, and solutions’ modernization. Its teams help with the assessment of legacy systems, migration to the cloud, decomposition of the monolithic apps into microservices, application refactoring, mainframe and data migration services. The company’s architects and developers have expertise in migration projects for different industries, including legacy financial, healthcare, and other systems migration. Chudovo has experience in the migration of enterprise-level business applications, like EHRs, ERPs, SCMs, etc.
What makes Chudovo stand out:
- Strong expertise in migration of legacy projects written in .NET, Java, Node.js
- The company is recognized by Feedbax, Clutch, Techreviewer, and other B2B review platforms as a leading provider of IT services
- Strong expertise in IT auditing of legacy enterprise systems and creation of the roadmap for the solutions migration
- Strong experience in software architecture and the availability of legacy migration engineers in its team
Chudovo has a 4,9-star rating on Clutch with 19+ customers’ reviews. One of the main benefits customers rely on in their reviews is a strong technical expertise. Chudovo is a full-service company that covers all the stages in legacy migration projects.
#2 Betis Group
- Locations: USA
- Hourly rate: $150-200
- Company size: 50-249 employees
Betis Group is an established company with the main technical strength in the migration of legacy applications to the cloud. This agency upgrades legacy environments, builds a strategy for app migration, refactors some code parts, and migrates to the cloud or hybrid models. The company is a known US-based systems integrator. It works with the migration of enterprise applications, infrastructure, and data.
What makes them stand out:
- Focus on long-term projects in the federal, healthcare, and defence sectors
- Experience in IT since 1995
- Strong expertise in systems migration to the cloud
The customers of Betis Group acknowledge the level of technical experience of the developers, their ability to assess the migration projects, and to operate in regulated environments.
#3 Simsaw
- Locations: USA, India
- Hourly rate: $35-70
- Company size: 10-49 employees
Simsaw is a custom software development and consulting company with a specialization in cloud migration, digital transformation, and legacy systems modernization. The agency focuses on the migrations from on-premises environments to AWS, monolithic systems decomposition, and the transformation of their architecture to cloud-native. Simsaw primarily works with the enterprise-level customers.
What makes them stand out:
- Strong expertise in AWS and migration to the cloud
- Portfolio of the delivered migration projects
- Hybrid delivery model
Simsaw builds the result-oriented teams for the customer’s migration projects. Its software engineering teams select the most efficient ways of migration that help to reduce costs in the long-term perspective.
#4 Enteas
- Locations: Germany
- Hourly rate: $80-120
- Company size: 10-49 employees
Enteas is a software engineering and consulting firm, focused on enterprise development and legacy systems migration. The agency migrates from single and hard-to-maintain monoliths to scalable architectures, from on-premises and outdated infrastructures. Enteas restructures outdated software and uses an incremental approach. This company reduces technical debt, improves the solution’s architecture, and migrates systems step-by-step to newer technologies and cloud platforms.
What makes them stand out:
- Strong focus on the processes and low-risk modernization approaches
- The company follows the best Agile development practices
- The team includes consultants with 5+ years of experience in legacy migration projects
Enteas is focused on the digital transformation and restructuring outdated solutions for enterprises.
#5 Fakir Technology Consultants GmbH
- Locations: Germany
- Hourly rate: $70-120
- Company size: 10-49 employees
Fakir Tech is an established German-based software development company with legacy migration expertise. The agency replaces outdated applications based on monolithic architectures, helps with refactoring of legacy codebases, integrates advanced AI features, and migrates solutions to cloud environments. Besides, the team helps with the performance optimization.
What makes them stand out:
- Strong expertise in the migration of systems with complex business logic
- Strong focus on the small and medium-sized companies from Europe
- Fast teams onboarding
Fakir Tech company has a 5-star rating on Clutch. The customers note the firm’s well-organized and managed project delivery. The team delivered monthly reports to keep the client updated about the latest advancements of the project
#6 BRQ
- Locations: USA, Brazil
- Hourly rate: $50-99
- Company size: 2000+ employees
BRQ is a professional software development company and a reliable partner for legacy migration projects. The agency moves on-premises systems to Azure, GCP, or AWS. The firm offers different migration strategies to the customers: refactoring, rehosting, rearchitecture, and solution rebuilding. Besides, BRQ takes over the projects where breaking down the monolith into microservices is needed. The team also works with mainframe migration.
What makes them stand out:
- Strong experience in enterprise systems migration
- AWS partner since 2011
- Strong experience in re-architecture to cloud-native
BRQ has a 5-star rating on Clutch. The clients say that the team understands the customer’s goals and provides solutions on time. The communicative approach complemented the extensive technical expertise.
#7 OGI
- Locations: USA, Portugal
- Hourly rate: $50-99
- Company size: 250-999 employees
OGI is a modern software development company that has expertise in the migration of outdated software systems. The team of this agency breaks monoliths, makes integrations between legacy and modern platforms, migrates applications from on-premises to cloud, or swipes between cloud providers.
What makes them stand out:
- Strong end-to-end migration approach
- Strong focus on the software architecture and the solution’s scalability
- Portfolio of the delivered legacy migration projects
OGI has a 4,8-star rating on Clutch, based on 7+ reviews from customers. According to the feedback, OGI makes valuable recommendations for performance and has a collaborative approach for the delivery of high-quality work.
#8 Rayonsoft
- Locations: USA
- Hourly rate: $40-100
- Company size: 10-49 employees
Rayonsoft is an IT services and consulting company. It specializes in custom software development, enterprise integrations, and legacy modernization. The agency transfers outdated systems to modern architectures, reengineers monolithic applications, moves apps to the newer technology stack, and incrementally updates outdated systems.
What makes them stand out:
- Flexible cooperation and pricing models
- Proficiency in rebuilding applications for the SOA architecture
- Offshore and hybrid project delivery model
The customers acknowledge Rayonsoft as a reliable partner for cooperation on legacy migration projects. The company has well-organized processes, a strong technical background, and a big portfolio of implemented projects, delivered in different industries.
#9 CI&T
- Locations: USA, Brazil, UK, Portugal
- Hourly rate: $50-99
- Company size: 5000+ employees
CI&T is a professional company for the migration of legacy monoliths to cloud-native or microservices architectures. The agency rewrites the outdated applications and introduces DevOps automation. Besides, the team takes over the refactoring services and incremental legacy system updates.
What makes them stand out:
- Strong experience working with large enterprise clients
- Presence in 50+ countries
- Strong expertise in legacy migration
CI&T has more than 7 customer reviews on Clutch and holds a 4.7-star rating. The clients note that the team works well within the complex system. The engineer’s production support keeps mission-critical apps available 99.99% of the time.
#10 BigOhTech
- Locations: USA
- Hourly rate: $150-200
- Company size: 50-249 employees
BigOhTech is a professional company that moves on-premise systems to Azure, AWS, and GCP clouds. Its team rebuilds the monolithic applications into modern architectures. Besides, the agency offers database migration services. The software engineering team helps to upgrade from the outdated technologies to the modern tech stacks.
What makes them stand out:
- 19+ years of experience in IT
- Strong experience in legacy migration and an extensive portfolio of delivered projects
- Serves 7+ industries, including financial, healthcare, and public sector
BigOhTech has a 4,6-star rating on Clutch. The customer notes the service provider’s flexibility, professionalism, and technical expertise.
