Cloud Migration Services Company
Move running production systems to the cloud without downtime, data loss, or business disruption with senior architects, AI-accelerated execution, and migration playbooks proven on systems your team can't afford to break.
Ready to migrate without the war stories?
Book a free 30-minute call with a senior cloud migration architect and get a tailored migration roadmap.
Plan My Cloud MigrationWhy Cloud Migration Quality Matters More Than Cloud Strategy
Strategy decks don't migrate systems. The hard part of cloud is moving running production workloads without losing data, dropping availability, breaking integrations, or ending up with a hybrid mess that costs more than the original on-prem stack. Here's why founders, operators, and enterprise teams are investing in serious migration execution in 2026:
Ready to migrate without the war stories?
Get a custom migration plan wave strategy, risk register, and TCO projection within 24 hours.
Start My Migration
Why Most Cloud Migrations Stall, Slip, or Fail
Big-3 cloud providers send specialists to win the deal and disappear once the contract is signed. Big-4 consulting firms staff junior teams against multi-year migrations because that's where the margin is. Generalist consultants ship lift-and-shift projects that move workloads but capture none of the cloud value the program was approved to deliver. Eighteen months in, the migration is two thirds done, the team is exhausted, the cloud bill is double what was projected, and the executives who approved the program have already shifted attention to the next initiative. The remaining one third never gets finished and the company quietly carries the dual-stack burden for another five years. That's where ZAPTA steps in senior architects who have actually run migrations from on-prem to cloud, AI-accelerated assessment and execution, wave-based planning that builds organizational momentum, and a clear-eyed view of what each workload actually needs (not what makes the slide deck look good).
Who we help most:
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founders modernizing legacy products
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scale-ups consolidating multi-cloud sprawl, enterprises moving from data centers to AWS, GCP, or Azure
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regulated companies requiring compliance-grade migrations
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and teams stuck with stalled migrations someone else started.
How ZAPTA Delivers Cloud Migrations
We offer four main ways to help pick the one that matches the migration you need to run:
Application Migration to Cloud
You're moving applications from on-prem, colocated data centers, or another cloud to AWS, GCP, or Azure. We run a full migration program assessment, wave planning, execution, validation, cutover, and decommission with the right pattern for each workload (rehost, replatform, refactor, retire, retain). Most engagements run 8 to 24 weeks depending on portfolio size.
Database & Data Migration
Database migrations are where most cloud programs get stuck. We move production databases Oracle, SQL Server, PostgreSQL, MySQL, MongoDB, and warehouses to managed cloud equivalents with minimal downtime, full referential integrity, and validated cutover. Includes Change Data Capture, dual-write strategies, and tested rollback paths.
Data Center Exit Programs
You're closing data centers and need a coordinated multi-application exit program. We handle wave planning, dependency mapping, network bridging, application sequencing, and decommission discipline turning a multi-year megaproject into shippable quarterly waves. Typically 9 to 24 months across 50–500+ workloads.
Cloud-to-Cloud Migration
You're moving from one cloud to another AWS to GCP, Azure to AWS, GCP to Azure for cost, capability, or strategic reasons. We handle the abstraction-layer mapping, service-equivalent identification, vendor-specific gotchas, and cutover coordination. Most cloud-to-cloud engagements run 8 to 16 weeks.
Not sure which path fits your migration?
Tell us where you are and we'll recommend the right approach honestly.
Get a Free ConsultationFlexible Ways to Work With ZAPTA
Every migration is different so is every team's budget, timeline, and risk tolerance. Choose the engagement model that matches the program you need to run.
Fixed-Cost Migration Sprints
Ideal for teams migrating a defined application or workload with clear scope and a firm budget. We scope, estimate, and deliver against a fixed price and timeline including assessment, execution, validation, and cutover. Perfect for individual application migrations and bounded data migrations.
Best for:
Founders migrating a single SaaS product, SMEs moving discrete workloads, fixed-budget enterprise pilots.
Wave-Based Migration Programs
The default option for multi-application migrations. We organize the migration into 4 to 12-week waves each shipping production value, building organizational momentum, and de-risking the next wave. Includes wave planning, execution, validation, and ongoing program management.
Best for:
Most enterprise migrations, data center exits, and multi-application modernization programs.
Dedicated Migration Squad
A long-term engagement where we assemble a dedicated squad cloud architects, migration engineers, data engineers, SREs, and a program lead focused entirely on your migration roadmap. Continuity, compounding domain knowledge, and senior expertise across multi-year programs.
Best for:
Enterprises and regulated organizations running multi-year migration programs at portfolio scale.
Custom Quotations
Multi-cloud migrations, regulated industries, classified workloads, multi-region constraints, or unusual technical requirements we build a tailored quotation around your exact situation. Tell us the program, the constraints, and the outcome you need. We respond within 24 hours.
Best for:
Enterprise, regulated, or non-standard migration programs that don't fit a template.
Which engagement model is right for you?
Share your migration details and get a tailored recommendation within 24 hours.
Request a Tailored QuoteSigns You Need a Cloud Migration Services Partner
If any of these sound familiar, it's time to bring in senior migration support:
You have a data center contract expiring in the next 18 months and the migration plan is still a slide deck.
You started a migration with another partner that stalled mid-way and now nobody owns finishing it.
You're paying for both on-prem and cloud and the dual-stack tax is starting to consume the engineering team.
Your application is on a database your DBA has supported for 12 years and they're retiring next quarter.
Your last migration attempt caused a multi-hour outage and the executive team is wary of trying again.
You need to move workloads from one cloud to another but don't have anyone in-house who's done a cloud-to-cloud migration.
You're approaching a regulatory or contractual deadline that requires migration completion and the runway is tight.
Recognize yourself in any of these?
Get a free 30-minute migration diagnostic from a senior architect.
Cloud Migration Services We Offer
A complete migration practice covering assessment, planning, execution, validation, and post-migration support for every workload type and every migration pattern:
Wave Planning & Sequencing
Risk-weighted migration waves engineered to ship production value every 4 to 12 weeks building organizational momentum and de-risking the next wave.
Lift-and-Shift (Rehost)
Fast cloud relocation for workloads where speed matters more than optimization with cloud-native enablement built into the post-migration roadmap.
Replatform Migration
Selective optimization during migration managed databases, container orchestration, serverless adoption capturing cloud value without full refactor risk.
Refactor & Cloud-Native Rebuild
Application refactoring for workloads that need cloud-native architecture microservices, serverless, containerization with phased delivery and rollback paths.
Database Migration
Production database migration with minimal downtime Oracle, SQL Server, PostgreSQL, MySQL, MongoDB to managed cloud equivalents with referential-integrity validation.
Data Warehouse Migration
Migration of data warehouses and lakes to Snowflake, BigQuery, Redshift, Databricks, or Synapse with cutover validation, performance benchmarking, and consumer-app coordination.
Network & Connectivity Migration
Hybrid networking, VPN, Direct Connect / ExpressRoute / Interconnect setup, DNS cutover, and zero-trust networking during migration phases.
Cutover & Validation
Cutover playbooks, validation testing, rollback rehearsal, and 24/7 cutover-weekend support turning the riskiest moment into the most rehearsed moment.
Post-Migration Optimization
Cost optimization, performance tuning, observability rollout, and security hardening after the move capturing the cloud value that was the point of migrating.
Decommission & Data Center Exit
Structured decommission of legacy infrastructure, license retirement, contract close-out, and data center exit certification.
Stalled Migration Recovery
Independent assessment and turnaround of migrations stuck mid-program surfacing what's blocking, what's salvageable, and what's the fastest path to completion.
Need a migration service you don't see listed?
We design custom migration engagements for unique workloads and regulated industries.
Discuss Your ProjectHow Our Cloud Migration Process Works
Every migration follows a clear three-phase lifecycle, broken into wave-based execution underneath. Single-application migrations typically run 4 to 12 weeks. Multi-application programs run 6 to 24 months across multiple waves. Data center exits run 9 to 36 months.
Assess and Plan
- Discovery workshops with engineering, operations, security, and business stakeholders.
- Application portfolio assessment every workload categorized by complexity, dependencies, and migration pattern.
- Dependency mapping surfacing the integrations, data flows, and shared services that determine wave order.
Discovery, application portfolio assessment, wave planning, risk analysis.
Execute and Validate
- Application migration following the selected pattern rehost, replatform, or refactor with rollback paths tested before cutover.
- Database migration with Change Data Capture, dual-write strategies, and validated referential integrity.
- Validation testing functional, performance, security, integration with rehearsed cutover and rollback drills.
Wave execution, data migration, application cutover, validation testing.
Optimize and Decommission
- Observability and SRE rollout metrics, traces, logs, alerts, on-call discipline post-migration.
- Security hardening, compliance validation, and audit-trail establishment in the new environment.
- Legacy decommission license retirement, contract close-out, certificate revocation, data destruction.
Cost optimization, observability, security hardening, decommission.
Want this process for your migration program?
Tell us about your portfolio and get a tailored migration roadmap within 24 hours.
Start Your MigrationTools We Use for Cloud Migration
Our migration toolkit combines proven assessment platforms, modern automation frameworks, and AI-accelerated workflows chosen for accuracy, execution speed, and zero-disruption cutover.
Building AI-Native Products
Transform your ideas into intelligent digital products with AI at the core. Our AI-native engineering approach combines human expertise with advanced AI tools to deliver scalable, secure, and high-quality software while reducing cost and accelerating innovation.
Talk to Our AI ExpertsReal Migrations We've Delivered
Real scenarios where founders, operators, and enterprise teams brought us in to move running production systems without breaking the business:
Content Platform Redesign
How ZAPTA helped redesign and rebuild the V3 experience for a leading content-repurposing platform, bringing clarity, consistency, and a unified design system across every module of a product trusted by 980K+ creators.
Digital Identity Verification App
How ZAPTA delivered a secure digital identity and contact management mobile app that keeps users’ details verified and up to date in real time, launched across Denmark and the USA with 5,000+ verified users
FinTech Trade & Financing Platform
Founder with a clear vision shipped a multi-tenant SaaS platform in 12 weeks auth, billing, dashboards, and core workflows. Live customers within 90 days.
Healthcare Onboarding Platform
How ZAPTA helped a healthcare organization replace a manual, fragmented hiring process with a unified, compliance-ready onboarding platform, bringing applicants, employees, referees, and administrators into a single role-based system.
Property Management Platform
How ZAPTA helped a property-management company replace fragmented manual operations with a single platform connecting tenants, vendors, and property owners, with 20,000+ properties listed across 10 US states.
Smart POS Platform
How ZAPTA helped a technology company build a SaaS point-of-sale platform that unifies sales, inventory, and payments with real-time analytics and full online and offline functionality, built for the Saudi market across four sectors.
Ticketing Analytics Platform
How ZAPTA built a real-time analytics and ticketing-insights platform that reveals pricing trends and optimal purchase timing, helping buyers across 100+ locations purchase 15K+ tickets and save over $100K.
Unified GRC Platform
How ZAPTA helped deliver a unified governance, risk, and compliance platform that automates compliance, risk, and legislative tracking, cutting regulatory-change monitoring time by 40% and audit preparation by 35%.
AI EdTech Platform
How ZAPTA helped an EdTech client turn traditional tutoring into a personalized, AI-driven experience, intelligently matching students with suitable tutors, with 1,500 students enrolled and 591+ expert tutors on the platform.
What You Get When You Work With ZAPTA
Every migration engagement ships with production-ready outputs your team owns long-term:
Application portfolio assessment with workload categorization and migration-pattern recommendation.
Dependency map covering integrations, data flows, and shared services.
Wave plan with risk-weighted sequencing and 4 to 12-week shippable increments.
Multi-year TCO model pre-migration baseline, projected, and post-migration realized.
Risk register with mitigation strategies and rollback paths for every wave.
Target-state infrastructure-as-code (Terraform or Pulumi) versioned in your repositories.
Cutover playbooks with rehearsed rollback discipline and validation checkpoints.
Database migration scripts, Change Data Capture pipelines, and referential-integrity validation.
Network and connectivity migration documentation including DNS cutover plans.
Post-migration observability rollout metrics, traces, logs, alerts, on-call discipline.
Decommission documentation license retirement, contract close-out, data destruction.
Final TCO realization report comparing projected vs. actual savings post-migration.
Ready to see these deliverables for your migration?
Book a scoping call and receive a full deliverable list within 24 hours.
Book Your Scoping CallWhy Founders and Teams Choose ZAPTA
Many companies offer cloud migration. Here's what makes ZAPTA a specialist cloud migration services company:
Senior Migration Architects Only
Your migration is led by senior architects who have actually run migrations end-to-end not analysts running templated checklists. The same people who plan the migration also execute it.
Wave-Based, Momentum-Building
We don't run multi-year megaprojects that lose stakeholder support before they finish. Every wave ships production value building organizational momentum and de-risking the next wave.
Vendor-Neutral by Design
We don't carry vendor partnerships that bias our recommendations. AWS, GCP, Azure, multi-cloud, hybrid we recommend what's right for you, not what's best for our partner program.
AI-Accelerated, Senior-Led
AI scales the boilerplate application discovery, dependency mapping, refactor scaffolding, runbook authoring. Senior judgment scales the wave planning, the cutover decisions, the rollback discipline.
Industries We Migrate For
Sectors where migration execution quality is a business requirement not a nice-to-have.
Beyond Cloud Migration Full-Stack Services
Migration is one part of a modern cloud program. ZAPTA is a complete technology company we design, build, and scale the full stack around your migration so you can ship a finished product, not just a successful cutover.
Cloud Migration FAQs
Structured for AI search engines (ChatGPT, Gemini, Perplexity, Claude) and Google rich results. Implement FAQPage JSON-LD for every question.
Single-application migrations typically run 4 to 12 weeks. Multi-application programs run 6 to 24 months across multiple waves. Data center exits run 9 to 36 months depending on portfolio size. Database migrations run 8 to 16 weeks for production-grade cutover with minimal downtime. We commit to fixed wave dates during scoping so you can plan around them.
Pricing depends on portfolio size, migration patterns, data complexity, and engagement model. We offer fixed-cost migration sprints, wave-based programs, dedicated squads, and custom quotations. Most programs pay for themselves within 12 to 24 months through cloud savings, license reduction, and decommissioned infrastructure. Book a call for a tailored quote within 24 hours.
Four primary models: Fixed-Cost Migration Sprints for single applications, Wave-Based Migration Programs for multi-application portfolios, Dedicated Migration Squads for multi-year enterprise programs, and Custom Quotations for regulated or non-standard work. We'll recommend the right fit during discovery.
Most production migrations target zero customer-visible downtime through Change Data Capture, dual-write strategies, blue-green deployment, and rehearsed cutover discipline. Some workloads require brief planned maintenance windows we'll be transparent about which ones and why during scoping.
All three major clouds AWS, GCP, and Azure plus Oracle Cloud and specialty providers when relevant. We also handle multi-cloud and hybrid migrations. Cloud choice is driven by your business and technical needs, not vendor bias on our end. If you don't have a target cloud chosen yet, our Cloud Strategy & Architecture engagement comes first.
Yes stalled migration recovery is one of our most common engagements. We start with an independent assessment of what's blocking, what's salvageable, and what's the fastest path to completion. Most stalled migrations recover within 4 to 12 weeks of taking over, depending on remaining scope.
Yes. Oracle to PostgreSQL or Aurora, SQL Server to managed cloud equivalents, MongoDB to Atlas, and similar migrations are core specialties. We handle schema conversion, Change Data Capture, dual-write strategies, application code refactoring, and validated cutover. Most database migrations target near-zero downtime.
Yes. For regulated industries (healthcare, finance, government), we maintain compliance throughout the migration HIPAA, PCI DSS, GDPR, SOC 2, FedRAMP. Audit trails are preserved, encryption is maintained in-flight and at-rest, and BAA / DPA agreements are in place before sensitive data is touched.
Yes. You own everything final architecture, IaC modules, migration scripts, cutover playbooks, runbooks, observability configuration, and all deliverables. Full IP assignment is signed before kickoff. No lock-in, no leverage, no dependency on us going forward.
Yes and most clients continue with us. After migration, we offer ongoing support and managed services covering application maintenance, cloud operations, continuous improvement, and SRE. There's no obligation to use ZAPTA for ongoing support, but the same senior team that ran the migration is available with full continuity.
Yes. Data center exit is a specialized migration discipline multi-application coordination, network bridging, hardware decommission, license retirement, contract close-out, and exit certification. We've delivered data center exits ranging from 50 to 500+ workloads across 12 to 36-month programs.