Cloud Migration Consulting Services

Comprehensive Consulting to Transform Your Legacy into a Cloud-Ready System for Safe Growth

Our cloud migration experts deliver comprehensive consultations for companies with fragile, costly, and hard-evolving legacy systems as a backbone.
We detect hidden dependencies, risks, and undocumented logic to outline clear migration phases, with continuity and compliance at the core. It’s time to enhance stability instead of increasing risk.

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17 +

years of experience

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Talk to modernization experts with real industry experience

Cloud Migration Consulting Services

Comprehensive Consulting to Transform Your Legacy into a Cloud-Ready System for Safe Growth

Our cloud migration experts deliver comprehensive consultations for companies with fragile, costly, and hard-evolving legacy systems as a backbone.
We detect hidden dependencies, risks, and undocumented logic to outline clear migration phases, with continuity and compliance at the core. It’s time to enhance stability instead of increasing risk.

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Talk to modernization experts with real industry experience

Certifications and regulations we’re compliant with

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Timing Matters

How Our Consulting Services Ensure a Seamless Journey to the Cloud

Identify implicit weaknesses (such as data corruption and backup gaps) before they impact migration.

Minimize key-person reliance by making workflows transparent and well-documented.

Design a system with embedded access models, audit trails, and encryption that meet compliance standards.

Detect and document hidden queries, macros, and VBA for better system predictability.

Ensure simultaneous on-premise and cloud operations until all integrations and workflows are validated.

From Consultation to Cloud Success: Real-World Migration Stories

With 18+ years of experience, we help companies eliminate the hidden costs of on-premises infrastructure and reduce downtime. Corsac’s cloud migration consulting helps build reliable and fully controlled architectures instead of fragile setups.

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Transformation for GIS Platform

Continually shifting priorities, inaccurate estimates, and inexcusably slow releases held the entire team back. We entirely reinvented workflows: created a clear backlog, visualized progress in Kanban, and automated ...

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Re-engineering GNSS Monitoring Application

A 6-year-old WPF/C++ GNSS monitoring app was fully rewritten into a modern Kotlin Multiplatform with Compose UI solution, achieving faster updates, higher stability, and cross-platform growth opportunities.

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Moving from Native to Multiplatform Solution

Through structured migration to Kotlin Multiplatform, we unified development for both platforms, eliminating inefficiencies and achieving faster delivery, stable releases, consistent performance, and higher product quality.

the problem we solve

How Consulting Drives Success in Cloud Migration and Modernization

Cloud migration consultancy by Corsac enables internal teams maintain and enhance systems free from the constraints of brittle, undocumented logic.

From Business Perspective

● Cut operational risks resulting from outdated servers and databases● Transform infrastructure costs into trackable OpEx● Enhance system availability and recovery readiness● Ensure built-in compliance● Enable smarter leadership decisions● Build a strong base for analytics, automation, and AI adoption● Eliminate downtime, uncontrolled expenditures, and emergency fixes

From Technical Perspective

● Turn chaotic, file-based storage into a well-structured, compliant platform● Build hybrid environments for parallel operations of on-prem and cloud systems● Detect and remove black-box logic before it turns into a migration blocker● Implement role-based access, audit trails, and seamless data governance● Improve cloud performance by schema and workload optimization● Ensure system readiness for cloud-native refactoring

Let’s schedule a 30-minute consultation to assess your legacy system and map a safe cloud migration plan.

Our cloud migration experts uncover hidden dependencies and risks in fragile legacy systems. Get a clear, compliant migration roadmap with minimal disruption.

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Our Cloud Migration Consulting Services

Corsac’s cloud migration strategy consultants have proven expertise in migration for legacy-dependent systems. Backed by an audit-first approach, we ensure a smooth transition without breaking the core workflow.

On-Premise Infrastructure Assessment & Audit

To kick off, we provide a comprehensive readiness audit that uncovers real system logic and weaknesses. By assessing servers, storage, backups, and file-based dependencies, we outline potential risks and migration blockers.

Cloud Migration Strategy & Roadmapping

Our experts build a reliable, business-aligned plan to migrate phase by phase. The roadmap is clearly prioritized to maximize business value. We outline what should be moved first (database, app, or infrastructure), decide on hybrid or full cloud migration, etc.

Cloud Security & Compliance Consulting

Corsac’s experts reveal security gaps and compliance vulnerabilities to build a reliable system enhancement strategy. We help implement role-based access control, data encryption, and ongoing validation of adherence to regulatory standards like GDPR and HIPAA.

Hybrid Cloud Architecture Design

We help build a secure hybrid environment without file-level permissions and compliance inconsistency. Our experts enable a seamless move to role-based controls and enforcement of compliance boundaries.

Application Modernization & Refactoring

We provide front-end decoupling from backend logic, as well as ensure SQL integration and API readiness. By reducing technical debt before or during cloud migration, we enhance system maintainability and scalability.

Data Migration & Database Transformation

We deliver transition of Access schemas to SQL Server (on-prem or Azure SQL), validation of data integrity and adherence to business logic, and performance optimization for cloud or hybrid workloads. 

4 Steps to a Successful Cloud Migration

Step 1. Strategic Discovery & On-Premise Assessment

We conduct deep analysis of infrastructure, databases, applications, documentation, and team practices aimed at evaluating the current system state, operational risks, and growth potential.

Step 2. Migration Planning & Architecture Design

With a business-focused and compliance-first approach, we define the target cloud architecture, security requirements, and clear migration steps to preserve operational continuity.

Step 3. Execution & Application Modernization

● Phased data migration that preserves relationships, constraints, and calculated logic● Simultaneous operation of on-prem and cloud systems to minimize risks and ensure business continuity ● Ongoing validation of reports, aggregates, and critical operations● Elimination of inconsistencies caused by legacy logic
● Approval of each stage before proceeding to the next step

Step 4. Optimization & Managed Evolution

After extensive validation, we finalize the migration by optimizing performance and cost, enhancing documentation, and training your internal team to work with the system independently and confidently.

Transform outdated systems into future-ready solutions

Modernize your legacy software to boost performance, security, and scalability

Why Companies Worldwide Trust Corsac’s Cloud Migration Experts

Modernization is our core specialization

We aren’t a full-stack agency. We’ve built our team, processes, and tech strategy specifically to tackle legacy issues and help mid-market players scale and innovate.

Integration vs. Disruption

We integrate with your workflows, minimizing interference with your developers. While utilizing your Git, CI/CD, and tools, we operate independently, letting your team focus on their work.

Identification of hidden expenditures

Your aging system drains your business resources through slow hiring, security gaps, and delayed launches. We reduce these “dark tech debt” losses before they impact your revenue.

Respect for Existing Architecture and Leadership

We treat your system efficiently: evolve the functioning parts and replace only the ones that require change.

Fighting Tech Stagnation

Modernization efforts will be ineffective if the core issue is institutional rigidity. We reveal hidden limits and help grow with flexibility.

AI & Emerging Tech EnablementAI & Emerging Tech Enablement

We remove legacy barriers preparing your systems for advanced tech. You can embrace new tools with the future-ready and ROI-driven architecture.

    • Corsac’s Experts

    • Most Outsourcing Vendors

    • Corsac’s Experts

    • Corsac’s Experts

    • Most Outsourcing Vendors

    • Most Outsourcing Vendors

    • ☑ Professional Tech Stagnation BreakersWe focus on modernization for companies unable to grow due to aging systems.

    • ☒ Focus on Delivery vs. Your Business GoalsThey fulfill your task without seeking to address the issue at the root.

    • Corsac’s Experts

    • ☑ Professional Tech Stagnation BreakersWe focus on modernization for companies unable to grow due to aging systems.

    • Most Outsourcing Vendors

    • ☒ Focus on Delivery vs. Your Business GoalsThey fulfill your task without seeking to address the issue at the root.

    • ☑ Architecture and LeadershipWe replace only what must be changed, protecting your investment and CTO’s credibility.

    • ☒ Lack Domain ExpertiseDispersing the focus, they fail to meet specific Healthcare G and other industry requirements.

    • Corsac’s Experts

    • ☑ Architecture and LeadershipWe replace only what must be changed, protecting your investment and CTO’s credibility.

    • Most Outsourcing Vendors

    • ☒ Lack Domain ExpertiseDispersing the focus, they fail to meet specific Healthcare G and other industry requirements.

    • ☑ Compliance From Commit to ProductionHIPAA, HL7/FHIR, SOC2, GDPR, ISO compliance is integrated into every stage.

    • ☒ Apply a Standardized Modernization ApproachGeneralized practices, regardless of the product, team, or business specifics.

    • Corsac’s Experts

    • ☑ Compliance From Commit to ProductionHIPAA, HL7/FHIR, SOC2, GDPR, ISO compliance is integrated into every stage.

    • Most Outsourcing Vendors

    • ☒ Apply a Standardized Modernization ApproachGeneralized practices, regardless of the product, team, or business specifics.

    • ☑ Integration over DisruptionIntegrating into your Git, CI/CD, and workflow tools, we make modernization visible, testable, and traceable.

    • ☒ Disregard Your Legacy OpportunitiesInitiate full rewrites instead of using the working parts and considering business context.

    • Corsac’s Experts

    • ☑ Integration over DisruptionIntegrating into your Git, CI/CD, and workflow tools, we make modernization visible, testable, and traceable.

    • Most Outsourcing Vendors

    • ☒ Disregard Your Legacy OpportunitiesInitiate full rewrites instead of using the working parts and considering business context.

    • ☑ Getting Rid of “Dark Tech Debt”We uncover hidden costs, feature delays, and security gaps and offer ways of their removal.

    • ☒ Lack integration with your teamInsufficient collaboration leads to poor handover, with documentation debt and weak enablement.

    • Corsac’s Experts

    • ☑ Getting Rid of “Dark Tech Debt”We uncover hidden costs, feature delays, and security gaps and offer ways of their removal.

    • Most Outsourcing Vendors

    • ☒ Lack integration with your teamInsufficient collaboration leads to poor handover, with documentation debt and weak enablement.

    • ☑ Modernization that Fuels LeadershipBy providing CEOs stakeholder-ready roadmaps and progress metrics, we enable well-grounded transformation.

    • ☒ Code-First MindsetDevelopment happens in isolation, prioritizing code delivery over actual business value.

    • Corsac’s Experts

    • ☑ Modernization that Fuels LeadershipBy providing CEOs stakeholder-ready roadmaps and progress metrics, we enable well-grounded transformation.

    • Most Outsourcing Vendors

    • ☒ Code-First MindsetDevelopment happens in isolation, prioritizing code delivery over actual business value.

Industries We Work In

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Healthcare

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AEC and GIS

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Finance

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Charity

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Media

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Cyber Security

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Sport

FAQ

  • Our cloud migration consulting services are aimed at not just conducting a tech transition but at preserving the integrity of your core operations. That’s why we ensure parallel running of legacy and cloud systems until all the data, integrations, and relationships are validated. Such an approach minimizes the risk of downtime and strengthens migration reliability.

  • We evaluate your existing system and infrastructure to outline implicit dependencies, legacy maintenance expenditures, vendor lock-in, emergency fixes, manual workarounds, and other factors that drain your budget. With an understanding of the real state of things, we build a reliable strategy to ensure sustainable growth instead of constant firefighting. 

  • Sure. One of the outcomes of Corsac’s cloud transformation and migration consulting is a detailed report with an infrastructure assessment. It includes evaluation of servers, storage, databases, connectivity, security, compliance, and so on. Thanks to this, we detect potential risks and issues and eliminate them before starting migration.

  • Yes. Corsac goes far beyond ordinary cloud migration. We provide post-migration support and team training to help your internal experts understand all the system specifics and work with the system without our assistance. They’ll get a well-structured, relevant documentation that will help minimize key-person risk.

  • Corsac’s on-premise to cloud migration consulting services are business-focused and always aligned with clients’ goals. Based on this, we evaluate what system parts are critical and can bring the fastest business impact. Also, we assess the complexity and dependencies of particular functionality. Moreover, we identify high-risk areas that should be treated first to preserve business security and continuity.

Contacts

Contact Us Now for Seamless Software Modernization.

Ready to experience the Corsac Technologies difference?

Don’t let outdated systems slow your business down – connect with us today and let our experts transform your legacy software into modern, high-performing solutions. Schedule a consultation with our specialists now!

Modernization Experts
+1 416 505 4524moc.hcetcasroc%40ofni

Where to Find Us
Canada HQ: 16 Yellow Birchway, North York, ON, Canada M2H 2T3
U.S. Correspondence Address:
30 N Gould St #11138, Sheridan, WY, USA 82801

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