Migrate from Microsoft Dynamics GP to Acumatica with precision & ease

A seamless, customizable migration solution for moving your Microsoft Dynamics GP data with perfect fidelity and minimal disruption.

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Microsoft Dynamics GP
Acumatica
MIGRATION OVERVIEW

Why teams migrate from Microsoft Dynamics GP to Acumatica

Migrating from Dynamics GP to Acumatica has no native one-click migration path; GP's on-premise SQL Server database with segmented account strings must be decomposed and remapped into Acumatica's cloud-native dimensional accounting model using separate natural accounts and subaccount segmented keys. The fundamental challenge is transforming GP's concatenated account segments (e.g., 1200-100-00) into Acumatica's distinct Account and SUBACCOUNT structure without breaking the trial balance or financial reporting. Custom transformation logic is required for account decomposition, branch mapping, and subledger detail handling, whether implemented via the Contract-Based REST API, custom ETL pipelines, or a managed migration service.
KEY CHALLENGES

What makes this migration complex

These are the architectural mismatches and technical hurdles specific to a Microsoft Dynamics GP to Acumatica migration.

Most Critical

Account Segment Decomposition

GP's concatenated segmented account strings must be split into separate Acumatica natural accounts and subaccount segmented keys, and incorrect mapping breaks every financial report in the target system.

Branch vs. Subaccount Mapping

GP company or branch segments must not be mapped into Acumatica subaccount segments, as Acumatica's multi-branch architecture requires branches to remain as a separate Branch entity.

API Rate Limits and Throughput

Acumatica's Contract-Based REST API enforces license-tier-dependent rate limits (50–300 requests per minute, 2,500–100,000 import records per day), creating bottlenecks for high-volume historical data loads.

GL History Volume Decisions

Migrating detailed GL transaction history from GP's GL20000/GL30000 tables at full granularity can mean millions of rows, so teams must decide what moves as summary versus detail versus archived in a read-only GP instance.

Open Subledger Reconciliation

Open AP and AR documents from GP's PM20000 and RM20101 tables must be migrated at the individual document level and reconciled against aging reports to ensure the target subledgers balance correctly.

Import Scenario Reliability

Acumatica's native Import Scenarios run through the UI layer triggering all business logic, which causes timeouts and silent mismatches between processed flags and actually imported records on large data sets.

COMPLETE COVERAGE

Intelligent Human-Verified Data Mapping

Our migration engineer precisely maps every data point from Microsoft Dynamics GP to Acumatica, ensuring perfect continuity for your customer support operations.

Microsoft Dynamics GP
Acumatica
Customers
Customer
Vendors
Vendor
Items (Inventory)
StockItem
Sales Orders
SalesOrder
Sales Invoices
Invoice
Purchase Orders
PurchaseOrder
GL Accounts
Account
GL Transactions
JournalTransaction
Payables Transactions
Bill
Receivings Transactions
PurchaseReceipt
Inventory Transactions
InventoryAdjustment
Employee
Employee
Sales Fulfillment Orders
Shipment
Cashbook Transactions
Payment

Looking for more entity mappings?

Contact our team
MIGRATION RISK ASSESSMENT

Every migration risk, already solved

Migration between platforms is full of edge cases. Our engineers have identified every risk from Microsoft Dynamics GP to Acumatica and built proven solutions for each one.

Migration Challenge ClonePartner Status
High Complexity
Solved
Chart of Accounts
GP's segmented account strings must be decomposed into Acumatica natural accounts and subaccount keys—the most critical transformation in the migration, where errors corrupt all financial reporting.
Solved
General Ledger History
Migrating years of detail-level GL transactions from GL20000/GL30000 involves millions of rows constrained by API rate limits, and the trial balance must reconcile exactly after the account structure transformation.
Solved
Open Accounts Payable
Unpaid invoices from PM20000 must be migrated at the document level with correct vendor linkage and reconciled against the AP aging report to ensure payable balances are accurate at cutover.
Solved
Open Accounts Receivable
Outstanding invoices from RM20101 must transfer with correct customer associations and payment terms, and any mismatch against the AR aging report creates reconciliation issues post-go-live.
Solved
Branch and Company Structure
GP branch or company segments must be mapped to Acumatica's Branch entity rather than subaccount segments, requiring a deliberate finance architecture redesign before any data loading begins.
Solved
Custom Engineering
Handled
Customer Master
Duplicate customers identified by tax ID or address in RM00101 must be deduplicated and cleaned before migration to prevent data quality issues in Acumatica.
Handled
Vendor Master
Inactive vendors with no activity in 24+ months in PM00200 should be flagged and purged, but active vendor records require accurate remapping of payment terms and classification fields.
Handled
Inventory Items
Item classes, units of measure, and valuation methods from IV00101 must be mapped to Acumatica's inventory structure, with mismatches in valuation method causing costing discrepancies.
Handled
Subaccount Segments
GP reporting dimensions like department, product line, and region must be configured as Acumatica subaccount segments on CS202000, with segment length and ordering decisions impacting all downstream reporting.
Handled
Custom Fields and Extensions
GP customizations stored in extended tables or Extender windows have no automatic mapping to Acumatica and require custom user-defined fields or generic inquiries to be built before data can be loaded.
Handled
5 high-complexity solved
5 custom-engineered
CUSTOM MIGRATION

Fully customizable engineer-led migration

Tailor your migration from Microsoft Dynamics GP to Acumatica exactly to your needs with our flexible customization options. Our experts will configure the perfect migration plan for your business.

Migration Filters

Fiscal Period

Migrate data from specific fiscal years or date ranges

Transaction Status

Filter by posted, draft, voided, or pending transactions

Entity/Company

Select records for specific legal entities or subsidiaries

Module Scope

Choose specific modules — GL, AP, AR, inventory, or procurement

Data Types

Chart of Accounts & GL

General ledger structure, journal entries, and opening balances

AP/AR & Invoices

Payables, receivables, invoices, bills, and payment history

Inventory & Warehousing

Items, BOMs, stock levels, warehouses, and lot/serial tracking

POs & Sales Orders

Purchase orders, sales orders, quotes, and fulfillment records

ZERO DOWNTIME

Your timeline. Our engineers.

A dedicated engineer runs your migration, planned around your schedule and your data.

No babysitting a wizard. Avoid debugging errors yourself.

Looking for a more detailed migration timeline?

Contact our team

Speed

The migration timeline depends on both our turnaround time and yours.

We can complete a migration in under a day when the accounts are connected and the sample migration is approved promptly.

Background Sync

We also support migrating the newest records first, so you can go live faster while the rest of the data is synced in the background.

Data Volume Impact

Larger data volumes may require longer migration windows.

Continuous Operation

Weekend migrations minimize disruption to your customer service operations.

MIGRATION TIMELINE

Your Microsoft Dynamics GP to Acumatica migration, step by step

See how long your migration will take from start to finish. Drag the slider to estimate based on your data volume.

How many records are you migrating?

<10K 50K 100K 250K 500K 1M 2M 5M 10M+
Checklist ~3 days
Sample 1 day
Review ~2 days
Full 2 days
Delta 1 day
Your team ClonePartner

Estimated total

~9 business days

1

Migration Checklist

1 day · ClonePartner ~2 days · Your team

We prepare the optimal data mapping as a shareable spreadsheet. Your team reviews, approves, and adds any customizations.

2

Sample Migration

1 day · ClonePartner

We run a test migration with a representative sample of your data to verify mapping accuracy and identify any potential issues before the full run.

3

Review & Approve

~2 days · Your team

Your team reviews the sample migration results, confirms data accuracy and mapping, and gives the go-ahead for the full migration.

4

Full Migration

2 days · ClonePartner

We execute the complete migration of all your data to your new Acumatica, with real-time progress tracking and comprehensive logging.

5

Delta Migration

1 day · ClonePartner

We capture and transfer any new data that was added or updated during the main migration to ensure no data is lost. This final sync keeps everything current.

Complete Technical Guide

Dynamics GP to Acumatica Migration: A Practical Guide

Treat GP to Acumatica as a model conversion, not a file import. Decompose segmented accounts into subaccounts, manage API rate limits, and validate the trial balance at every step.

20 min read

Read the guide

Pros and cons of different migration options

Choosing the right approach is key because migrating from Microsoft Dynamics GP to Acumatica isn't just about moving data – it's about protecting customer relationships.

Feature / Criteria ClonePartner Automated Tools CSV Import In-house migration
Custom Scripting for complex data Engineers build & maintain No Manual Yes – but costly
Sandbox & Pilot Migrations Full sandbox + pilot plans Limited No Often Informal
Manual validation & reconciliation Automated + manual QA No Yes (Manual) Heavy manual effort
Backup & rollback plan Robust procedures No No Often incomplete
Handles automation and integrations Full support Partial No Possible but fragmented
Post-migration engineer support Dedicated engineers No No Limited SLA
Adaptable to API changes Proactive adaptation No Manual fixes Slower response
Turnaround / SLA predictability Predictable SLAs Fast but brittle Slow and manual Often slower
Data Security & Compliance High – enterprise grade Medium (depends) Low (manual) Hidden gaps common
Pricing predictability Transparent & fixed Low (per-job) Low (manual hours) High/variable OPEX
End-to-end project management Full E2E delivery & PM No No Often partial
Business impact & opportunity cost No diversion of staff No No Diverts engineering

What does an Engineer-led migration mean anyway?

Speed & Accuracy: Our Blended Method

We blend automation (smart scripts, bulk APIs) with human expertise for speed without risk. Our engineers manually check every mapping, validation, and exception.

You get:

  1. Speed of automation for bulk record migration
  2. Precision of engineers verifying integrity and business logic
  3. Pilot migrations and sandbox testing to catch issues early
  4. Real-time validation reports and rollback readiness
Result: 50x faster migrations than manual imports — with near-zero error rates.

Handling the Tricky Tech and API Details

The Microsoft Dynamics GP and Acumatica APIs each behave differently, which is where our engineers shine. We build custom logic to handle the data quirks where generic tools typically break.

We handcraft API logic for:

  1. Field mapping and transformation
  2. Pagination, rate-limit handling, and throttling
  3. Preserving conversation threads, attachments, and internal notes
  4. Syncing custom fields, SLAs, and macros without breaking structure
Our scripts: Natively retry failed calls, re-queue large attachments, and ensure data parity.

No Guesswork

We don't just promise smooth migrations—we measure and prove them. Every client receives a Migration Validation Report with all metrics.

Typical results across projects:

  1. 100% record-count parity between your Microsoft Dynamics GP data and Acumatica
  2. Zero downtime during staged cutovers
  3. 99.9% attachment integrity (verified via checksum)
  4. Full automation and preservation of all business rules
Our standard: Includes full SLA preservation and 48 hours of engineer-assigned support post go-live.

We Adapt to Your Setup (Not the Other Way Around)

No two teams configure Microsoft Dynamics GP or Acumatica exactly the same way—with unique automations and data. We customize every migration script to fit your exact workflow, tags, and triggers.

Our engineers adapt for:

  1. Custom fields, ticket forms, and workflows
  2. Multi-brand or multi-language setups
  3. Historical imports and partial (date-based) migrations
  4. Integration re-mapping for CRMs, chat, or feedback tools
The promise: If your data doesn't fit a standard template, we build one just for you.

Enterprise-Grade Security & Compliance

Your customer data is precious. Our migration process maintains the highest standards of security and regulatory compliance.

SOC 2 Type II

Independently audited compliance with rigorous security standards

ISO 27001

Certified information security management system

GDPR

Full compliance with EU data protection regulations

HIPAA

Certified for handling protected health information

AES-256 Encryption

Bank-grade encryption for all stored credentials

Latest TLS

Secure transfer protocol for all data in transit

Role-Based Access

We follow role-based access control for every migration project

Scheduled Deletion

Automatic data purging after migration completion

FAQ

Frequently Asked Questions

Everything you need to know about migrating from Microsoft Dynamics GP to Acumatica. Can't find what you're looking for? Talk to our team.

Who can view my data?
For each migration project, you'll be assigned a migration engineer. Only the migration engineer can view your data. No one else at ClonePartner can view your data.
Can I sign an NDA?
If you are reaching out to us via one of our partners, we already have an NDA signed with them that unilaterally applies to all their customers. If you are reaching us directly and need an NDA signed, we'll be happy to sign your NDA or ours.
How long does the Microsoft Dynamics GP to Acumatica migration take?
Most migrations complete within 1–5 business days, depending on data volume and complexity. We provide a detailed timeline after the initial assessment and can often complete small migrations in under 24 hours.
Will my team lose access to Microsoft Dynamics GP during the migration?
No. Your source system remains fully operational throughout the entire migration. We run the migration in the background with zero downtime to your current operations.
Will there be downtime when migrating from Microsoft Dynamics GP to Acumatica?
No. Our migration process is designed for zero downtime. We use a staged approach with background sync and a fast cutover, ensuring no disruption to your live business operations.
How do I validate that everything migrated correctly?
Every client receives a Migration Validation Report with comprehensive metrics including record-count parity, attachment integrity verification via checksum, and full audit logs. We also offer unlimited sample migrations so you can verify before committing.
Do I need professional help for this migration?
While simple migrations can sometimes be handled in-house, professional help ensures zero data loss, proper field mapping, and preservation of relationships between records. Our engineer-led approach catches edge cases that automated tools miss.
Does ClonePartner provide guidance before committing?
Yes. We provide a free consultation and assessment. We'll review your data structure, discuss your requirements, and provide a detailed migration plan and fixed-price quote before you commit to anything.

Still have questions?

Book a free 30-minute consultation with our migration engineers. We'll walk you through the exact approach for your Microsoft Dynamics GP→Acumatica migration.

Contact our team

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Acumatica Migration?

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Attention to Detail

We meticulously handle every aspect of your migration, ensuring no data is lost during transfer and mapping every field correctly between platforms.

Custom Solutions

Every business is unique. We tailor your migration strategy to match your specific requirements, workflows, and data structures.

Security & Compliance

Your customer data is handled with enterprise-grade security protocols, ensuring compliance with GDPR, HIPAA, and industry standards.