In today’s cloud-first world, businesses are moving faster than ever to modernize their IT infrastructure. One of the most complex and critical steps in this journey is migrating databases from traditional on-premise environments to the cloud. Databases store the heart of your business — customer records, transactions, analytics, applications, and operational intelligence — which means even a small migration error can lead to downtime, data loss, security risks, or performance issues.
This is why organizations don’t rely on tools alone. They need experienced service providers who understand cloud architecture, legacy systems, security requirements, and industry-specific challenges. AWS Database Migration Service (DMS) makes migration easier, but successful execution still requires deep expertise in planning, testing, execution, and optimization.
From small businesses modernizing outdated systems to global enterprises restructuring large-scale architectures, database migration is no longer just a technical upgrade — it’s a strategic business transformation. Poor migration planning can lead to unexpected costs, extended downtimes, and operational disruption. On the other hand, a well-managed migration can unlock massive benefits such as improved performance, scalability, stronger security, cost optimization, and future-ready infrastructure.
That’s why choosing the right migration partner becomes critical. In this blog, we explore the Top 15 AWS Database Migration Service Providers in 2025 that help businesses execute secure, scalable, and high-performance database migrations. These companies bring a mix of technical capability, industry experience, automation, and strategic thinking to ensure that organizations can move their data confidently to AWS without disrupting business continuity.
What Is AWS Database Migration?
AWS database migration is the process of moving data from an existing database environment (on-premise or another cloud) to databases running on Amazon Web Services. This includes moving data from:
- Legacy data centers to the cloud
- Old database engines to modern cloud databases
- Single servers to scalable, high-availability architectures
- Traditional databases to cloud-native services
The migration itself usually includes multiple stages such as assessment, translation, data transfer, testing, optimization, and post-migration monitoring.
This process is often handled using cloud migration tools along with automation, monitoring, and optimization processes to reduce risk and ensure smooth execution.
What Problems Do Businesses Face in Database Migration?
Database migration is not just about copying data. Businesses face several challenges, such as:
- Downtime risks during live data transfers
- Data loss or corruption if validation is not done correctly
- Compatibility issues when moving between different database engines
- Application dependency failures after migration
- Security and compliance risks while moving sensitive data
- Unexpected performance drops after migration
- Cost overruns due to poor planning or inefficient resource usage
Without proper strategy and engineering, even a minor mistake can impact operations, customers, and revenue.
Why Do Businesses Choose AWS for Database Migration?
Organizations move their databases to AWS for a variety of strategic and technical reasons.
1. Better Scalability
AWS databases allow businesses to automatically scale up or down based on demand without manual hardware upgrades.
2. Reduced Infrastructure Costs
Cloud databases eliminate the need for physical servers, reducing hardware, maintenance, and operational costs.
3. Improved Performance
AWS-managed databases offer high-speed storage, global availability, and performance optimization features.
4. Built-In Security
Strong encryption, access control, auditing, and compliance features help protect sensitive data.
5. High Availability & Disaster Recovery
Multi-region replication and automated backups help businesses stay operational even during failures.
Why Is a Structured Migration Approach Important?
Random or rushed migrations lead to data issues and downtime. A structured approach ensures:
- Clear migration roadmap
- Risk identification before execution
- Minimal disruption to business operations
- Clear rollback and recovery processes
- Performance benchmarking and verification
A proper plan helps eliminate guesswork and technical chaos.
How Does the AWS Database Migration Process Work?
A successful migration usually follows these major phases:
1. How Discovery and Assessment Work
This stage analyzes existing database systems, their size, dependencies, workloads, and compatibility with AWS-supported services.
Tasks include:
- Inventory of current databases
- Dependency mapping
- Identifying schema challenges
- Estimating migration timelines and risks
2. How Migration Strategy Is Defined
Based on assessment, businesses choose a suitable approach:
- Re-hosting (lift and shift to cloud databases)
- Re-platforming (minor changes for cloud environments)
- Refactoring (major changes into cloud-native architecture)
Each approach affects cost, complexity, and timeline.
3. How Data Is Migrated
This stage involves moving both schema and data with techniques like:
- Full database transfers
- Continuous data replication
- Incremental synchronization
- Parallel migrations for large volumes
The goal is to reduce downtime and maintain data integrity.
4. How Testing & Validation Work
After migration, both technical and functional testing is performed:
- Data accuracy checks
- Query performance testing
- Application testing
- Security validation
- Rollback readiness tests
This ensures the migrated database behaves same or better than before.
5. How Optimization Happens After Migration
Once migration is complete, optimization starts:
- Database tuning for better performance
- Storage and cost optimization
- Scalability adjustments
- Security rule enhancements
- Monitoring setup for long-term performance
Many businesses fail at this stage, even though it’s where real cloud value is realized.
How AWS Database Migration Impacts Business Growth
Migrating to AWS is not only a technical decision but a strategic one. It enables:
- Faster application performance
- Better customer experience
- Real-time data analysis
- Improved product scalability
- Faster innovation cycles
- Global business expansion
Companies that modernize databases can respond faster to market demands and customer needs.
How to Prepare for a Successful AWS Migration
Before starting migration, businesses should focus on:
- Auditing current databases and dependencies
- Cleaning old or unused data
- Setting realistic timelines
- Creating rollback and disaster recovery plans
- Running pilot migrations before full launch
- Training internal teams post-migration
Preparation determines 80% of migration success.
Why Post-Migration Strategy Matters
Many organizations assume migration ends after data moves. In reality, it’s just the beginning.
A strong post-migration strategy includes:
- Continuous optimization
- Regular security audits
- Performance tuning
- Cost monitoring
- Capacity planning
- Architecture upgrades
Without post-migration planning, cloud costs and performance issues slowly increase over time.
Quick Comparison: 15 Best AWS Database Migration Service Providers (2025)
| Provider | Best For | Key Feature |
|---|---|---|
| IHA Cloud | Startups, mid-sized enterprises, SaaS companies | End-to-end AWS migration with near-zero downtime and post-migration optimization |
| Rackspace Technology | Large enterprises with complex environments | Enterprise-scale legacy database migrations with managed services |
| Accenture Cloud First | Enterprises undergoing digital transformation | Large-scale database modernization using AWS-native tools |
| TCS (Tata Consultancy Services) | Large enterprises with legacy systems | Structured, low-risk migrations for mission-critical databases |
| Wipro | Enterprise modernization projects | Automation-driven migration and cross-platform database migration |
| Capgemini | Enterprises requiring modernization | Hybrid and distributed database migration with AWS optimization |
| Cognizant | Global enterprises with high data volume | Migration of structured and unstructured data with minimal downtime |
| Infosys | Regulated industries (BFSI, healthcare) | Secure enterprise database migration with AI-driven optimization |
| DXC Technology | Organizations needing hybrid/multi-cloud strategy | Enterprise database modernization with managed post-migration services |
| NTT DATA | Enterprises in finance, telecom, government | Multi-region database migration with high availability and security |
| IBM Consulting | Security and compliance-focused enterprises | Large-scale legacy database migration with structured accelerators |
| Tech Mahindra | Telecom, manufacturing, large-scale digital transformation | Cloud migration with optimization and ongoing managed services |
| Slalom | Mid-to-large businesses seeking customization | Business-first migration strategy with cloud-native architecture design |
| Cloudreach (Atos) | Multi-database, multi-region migrations | Repeatable frameworks for fast and low-risk migrations |
| Onica (Rackspace Technology) | Complex databases needing enterprise-level AWS support | Lift-and-shift migrations with AWS-native optimization |
Here is the detailed description about the Top 15 AWS Database Migration Service Providers in 2025
1. IHA Cloud
IHA Cloud stands out as a specialized cloud transformation and migration partner focused on helping businesses move complex database ecosystems to AWS with minimum risk and downtime.
Their AWS Database Migration expertise covers migrations from legacy, on-premise, and hybrid database environments to modern AWS-native architectures such as Amazon RDS, Amazon Aurora, AWS DynamoDB, and Amazon Redshift.
Key AWS Database Migration Capabilities:
- End-to-end database migration using AWS Database Migration Service (AWS DMS) and AWS Schema Conversion Tool (SCT).
- Expertise in heterogeneous migrations (Oracle to Aurora, SQL Server to PostgreSQL, MySQL to Amazon RDS, etc.).
- Zero or near-zero downtime strategies for mission-critical applications.
- Post-migration optimization, cost tuning, and performance benchmarking.
- Strong focus on data security, compliance, and governance during migrations.
Why Choose IHA Cloud?
IHA Cloud is ideal for startups, mid-sized enterprises, and growing SaaS companies that need a reliable migration partner with a hands-on, consultative approach. They also provide complete AWS environment setup, modernization, and ongoing cloud operations support.
2. Rackspace Technology
Rackspace Technology is a well-known cloud solutions provider with deep expertise in large-scale database migrations to AWS.
They are particularly strong in helping enterprises modernize legacy databases and move them to fully managed AWS platforms like Amazon Aurora, Amazon RDS, and Amazon Redshift.
Key Offerings:
- Complex legacy database migration from mainframe and enterprise databases.
- Application dependency mapping before migration.
- Automated migration frameworks integrated with AWS DMS.
- Post-migration monitoring, optimization, and cloud financial management.
Best For:
Large enterprises with complex, multi-datacenter environments looking for risk-free migration strategies and long-term cloud management.
3. Accenture Cloud First
Accenture Cloud First is a global leader in cloud transformation and database modernization projects.
They provide end-to-end database migration services including assessment, migration planning, execution, and optimization using AWS-native tools and proprietary accelerators.
Key Strengths:
- Enterprise-scale database modernization programs.
- Migration of large ERP and core business databases to AWS.
- Data platform modernization with AWS analytics and AI tools.
- Hybrid and multi-cloud migration strategies.
Best For:
Enterprises undergoing digital transformation and migrating large volumes of data while ensuring business continuity and compliance.
4. TCS (Tata Consultancy Services)
TCS is a global IT services company with deep experience in helping enterprises migrate legacy databases to AWS at scale.
They focus heavily on structured, low-risk migrations for large organizations, especially in banking, manufacturing, telecom, and government sectors.
Key AWS Database Migration Strengths:
- End-to-end migration strategies for mission-critical databases.
- Heterogeneous migrations using AWS DMS and AWS SCT.
- Legacy database modernization (mainframe/Oracle/DB2 to AWS-native engines).
- Enterprise-level automation frameworks for bulk database migration.
Best For:
Large enterprises with legacy environments that need structured database migration governed by strict compliance standards.
You can also read: Top 15 Cloud Migration Service Providers For Business (2025)
5. Wipro
Wipro is a major cloud transformation partner with strong AWS capabilities in database migration and modernization.
They specialize in migrating enterprise databases to AWS managed services such as Amazon Aurora, Amazon RDS, and Amazon Redshift while optimizing cost and performance.
Key Capabilities:
- Database assessment and migration planning.
- Automation-driven migration using proprietary tools.
- Cross-platform migration (Oracle to PostgreSQL, SQL Server to Aurora, etc.).
- Post-migration optimization and performance tuning.
Best For:
Organizations looking to modernize their data infrastructure and optimize operational costs on AWS.
6. Capgemini
Capgemini provides large-scale AWS migration services with a focus on data platforms, analytics, and modernization.
They help businesses migrate complex relational and non-relational databases to AWS with a strong emphasis on performance, scalability, and security.
Key AWS Migration Services:
- Migration of monolithic databases to distributed AWS architectures.
- Cloud-native database modernization using Aurora, DynamoDB, and Redshift.
- Data governance, compliance, and security management.
- Application and database refactoring for optimal cloud performance.
Best For:
Enterprises undergoing large digital transformations and looking for both migration and modernization support.
7. Cognizant
Cognizant is a global digital transformation and IT services company with strong expertise in large-scale AWS database migrations.
They help enterprises modernize legacy data systems and move workloads to AWS using a combination of AWS-native services and proprietary accelerators.
Key Capabilities:
- Database discovery and dependency assessment before migration.
- Migration of legacy databases to Amazon RDS, Aurora, and DynamoDB.
- Real-time data replication and minimal downtime migration using AWS DMS.
- Cloud modernization for analytics and AI-driven data platforms.
Best For:
Enterprises handling large volumes of structured and unstructured data across global operations.
8. Infosys
Infosys is a globally recognized migration and digital transformation partner with strong focus on cloud database modernization using AWS services.
They offer complete lifecycle migration services from planning and execution to post-migration optimization.
Key AWS Database Migration Services:
- Large-scale enterprise database migration programs.
- Oracle, SQL Server, DB2, and MySQL migration to AWS-managed services.
- AI-driven tools for database optimization and performance tuning.
- Compliance-focused and security-first migration frameworks.
Best For:
Companies in BFSI, retail, healthcare, and manufacturing sectors requiring secure and scalable data migration solutions.
9. DXC Technology
DXC Technology provides end-to-end AWS migration services, with a strong focus on enterprise database transformation.
They specialize in moving complex and mission-critical workloads from traditional data centers to AWS cloud platforms.
Key Strengths:
- Hybrid and multi-cloud database migration strategies.
- Large-scale enterprise workload migration.
- Mainframe and legacy database modernization using AWS tools.
- Post-migration managed services and cloud optimization.
Best For:
Organizations seeking long-term migration and managed cloud services under a single partner.
10. NTT DATA
NTT DATA is a global IT services leader offering full-scale AWS database migration and modernization services for complex enterprise environments.
They focus on migrating legacy and large-scale databases to AWS while ensuring high availability, performance, and security.
Key AWS Database Migration Capabilities:
- Migration of mission-critical workloads to Amazon RDS, Aurora, and Redshift.
- Support for both homogeneous and heterogeneous database migrations.
- Real-time data replication and synchronization using AWS DMS.
- Secure data migration frameworks aligned with industry compliance standards.
Best For:
Enterprises in finance, telecom, and government sectors with complex, high-availability database requirements.
11. IBM Consulting
IBM Consulting brings deep experience in handling large, mission-critical database migrations, especially for enterprises using traditional and hybrid environments.
They help organizations modernize databases and migrate to AWS with minimal business disruption.
Key Strengths:
- Structured migration approach using IBM accelerators.
- Legacy database transformation (DB2, Oracle, SQL Server to AWS services).
- Strong expertise in regulated and security-sensitive environments.
- Post-migration application and performance modernization.
Best For:
Enterprises that require secure, enterprise-grade migration with heavy compliance and governance.
12. Tech Mahindra
Tech Mahindra is a global system integrator known for its strong cloud services and database transformation capabilities.
They help businesses move from on-premise databases to AWS cloud with a focus on agility, performance, and cost optimization.
Key AWS Migration Services:
- AWS database assessment and migration planning.
- Migration and modernization of legacy enterprise databases.
- Optimization of database performance after migration.
- Managed services and ongoing cloud support.
Best For:
Enterprises in telecom, manufacturing, and large-scale digital transformation programs.
13. Slalom
Slalom is a modern cloud consulting company known for helping mid-to-large businesses migrate and modernize databases on AWS with a business-first approach.
They combine technical expertise with industry-specific knowledge to ensure smooth, scalable, and secure database migrations.
Key AWS Database Migration Capabilities:
- Database migration to Amazon RDS, Aurora, DynamoDB, and Redshift.
- Cloud-native architecture design for scalability and performance.
- Application and database modernization during migration.
- Data security and governance implementation on AWS.
Best For:
Organizations looking for customized migration strategies with strong business alignment and faster transformation outcomes.
14. Cloudreach (by Atos)
Cloudreach, now part of Atos, offers end-to-end AWS migration services with a strong focus on large-scale database modernization.
They provide structured, repeatable migration frameworks and AWS-focused tools for fast and low-risk database transitions.
Key Strengths:
- Database migration for enterprise and cloud-native workloads.
- AWS-native architecture design and modernization.
- Automation frameworks for faster migrations.
- Post-migration support and cloud optimization services.
Best For:
Companies planning multi-database and multi-region AWS migrations with future scalability in mind.
15. Onica (Now Rackspace Technology)
Originally a dedicated AWS advanced partner, Onica is now part of Rackspace Technology and continues to deliver strong AWS migration and modernization services.
They help businesses move complex databases to AWS while ensuring performance, security, and high availability.
Core AWS Database Migration Services:
- Migration from legacy and on-premise databases to AWS-managed databases.
- AWS-native optimization and modernization.
- Cloud cost optimization and performance monitoring.
- Long-term cloud managed services.
Best For:
Companies looking for highly specialized AWS migration expertise combined with enterprise cloud support capabilities.
Conclusion
Database migration is not just about moving data from one environment to another — it’s about transforming the backbone of your organization for the future. As companies continue to adopt cloud technologies at scale, having the right partner to guide this transformation makes all the difference between success and costly failure.
The service providers covered in this blog offer a wide range of capabilities, from simple database lift-and-shift migrations to complex, multi-region, multi-datacenter modernization projects. Whether you’re migrating from legacy systems like Oracle and SQL Server or refactoring for cloud-native AWS services such as Aurora, DynamoDB, or Redshift, the right partner helps you minimize risks, reduce downtime, and optimize performance.
More importantly, these providers don’t just move your data — they help you redesign your data architecture for scalability, cost-efficiency, security, and future growth. With increasing data volumes, security regulations, and performance expectations, a strong migration strategy lays the foundation for better analytics, faster applications, improved customer experience, and long-term innovation.
If your organization is planning its cloud journey, selecting from these Top 15 AWS Database Migration Service Providers in 2025 can help ensure a smooth transition, reduced operational risk, and maximum value from your AWS investment. A successful migration isn’t the end — it’s the beginning of a smarter, faster, and more scalable digital future.
Frequently Asked Questions
AWS Database Migration Service (AWS DMS) helps businesses migrate databases to AWS quickly and securely with minimal downtime, supporting both homogeneous and heterogeneous migrations.
Service providers bring expertise, tools, and proven frameworks that reduce migration risks, avoid downtime, and ensure performance, security, and cost optimization.
The timeline depends on database size, complexity, and architecture. Small databases can take days, while enterprise-scale migrations may take weeks or months.
Yes, when done with proper planning, testing, and minimal downtime strategies using AWS DMS and validation tools, production migrations can be performed safely.
Look for providers with AWS certifications, migration experience, industry expertise, customer success stories, and post-migration support capabilities.
