Historical Data Migration into Microsoft Dynamics 365 Business Central
Moving into Microsoft Dynamics 365 Business Central does not mean your useful accounting history has to stay trapped in the old system. We prepare, transform and reconcile legacy financial data against the destination design agreed with your implementation team.
New system. Old history. One reconciled bridge.
Destination capability developed alongside implementation partners
We bring deep historical migration experience to Business Central projects, working alongside experienced implementation partners who own the destination design and implementation.
We are not trying to replace the implementation partner. We specialise in the historical accounting dataset that needs to survive the move.
Historical data has to fit the new design
Business Central uses dimensions to analyse entries without multiplying the chart of accounts. Microsoft supports two global dimensions and up to eight shortcut dimensions.
Historical data needs an agreed structure for accounts, dimensions, posting setup, customers/vendors, currencies and tax. We focus on the old ledger while the BC partner owns the implementation.
The objective is not to make Microsoft Dynamics 365 Business Central imitate the old system. It is to preserve useful history in a structure that remains understandable and reconcilable.
One historical dataset, many legacy sources
Sage 200
800+ Sage 200 migrations delivered through Migrate My Accounts
View source expertise →Sage 50
Extensive hands-on migration experience across group and single-company projects
View source expertise →Access Dimensions
Delivered experience with complex historical Access Dimensions migrations
View source expertise →Access Financials
Hands-on Access Financials historical migration experience
View source expertise →Exchequer
Delivered Exchequer historical migration experience across single and group projects
View source expertise →Microsoft Dynamics NAV / Navision
Hands-on historical migration experience from Dynamics NAV / Navision
View source expertise →What we reconcile
A destination is not ready simply because the import completed. The historical ledger still needs to agree back to its source.
Trial Balance
At agreed cut-off points and reporting dates.
Aged ledgers
Receivables and payables where detailed subledgers are in scope.
VAT / tax
Source tax history and destination treatment where applicable.
FX / controls
Currency balances, bank/control accounts and explained differences.
A technically balanced migration can still have incorrect aged ledgers, tax treatment, dimensions or transaction relationships. We validate more than one report.
Historical data that fits the new reporting model.
We do not assume the legacy structure should simply be copied into Business Central. Working around the destination design agreed with the implementation partner, historical accounts, entities, dimensions, contacts and tax structures can be mapped, consolidated or restructured where appropriate.
Every agreed structural change is supported by documented mappings, migration workings and reconciliation evidence.
Technology helps us process the data. Experience tells us what the data means.
We use specialist extraction, transformation and migration technology to work efficiently with complex accounting datasets. But mapping decisions, restructuring, exceptions and reconciliation remain under specialist human review.
That combination gives projects the efficiency of modern migration tooling without handing accounting judgement to an automated conversion process.
Your migration reconciliation pack
The migration does not end when the data has been imported. At delivery, we provide a reconciliation and migration working pack so your finance team has clear evidence of what was migrated, how key structures were mapped, and how the destination compares with the source system.
Trial Balance comparisons
Source and destination Trial Balances compared at the agreed migration and reconciliation points, with material differences investigated and explained.
Aged receivables & payables
Aged debtor and creditor reports compared between the legacy system and destination where detailed customer and supplier history is in scope.
First VAT / GST return
Support with the first VAT or GST return following migration, including comparison and reconciliation back to the relevant source information where applicable.
Mapping schedules
Contact, Chart of Accounts and tax-rate mappings documented against the destination structure, providing a clear record of how legacy data was translated.
Migration workings
A migration workings file supporting the migrated data and key transformation logic, retained as practical backup evidence for the historical migration.
Reconciliation evidence
The pack brings the key comparisons and supporting migration information together so the migrated history can be reviewed after delivery rather than treated as a black box.
Delivery includes evidence that the historical accounting data has been checked against the source and documentation showing how important accounting structures were mapped into the destination.
Can you migrate several years of history into Microsoft Dynamics 365 Business Central?
Potentially. The right scope depends on source volume, data quality, destination design and what the implementation partner supports for historical loading.
Can you preserve dimensions?
We map legacy reporting structures into the destination design where appropriate. We do not force an old reporting model into the new platform simply because it existed historically.
Who owns the Microsoft Dynamics 365 Business Central implementation?
The implementation partner does. Ledger to Cloud focuses on historical data discovery, preparation, transformation, mapping support and reconciliation.
Can allocations, VAT/tax and contacts be retained?
These are part of our standard historical-data assessment. The final treatment depends on source quality and the destination's agreed import method.
You build Microsoft Dynamics 365 Business Central. We handle the historical ledger.
Historical financial data migration into Microsoft Dynamics 365 Business Central.
The workstream can include legacy ERP data extraction, financial data transformation, Chart of Accounts mapping, dimension or segment mapping, entity consolidation, tax mapping and reconciliation around the destination design agreed with the implementation partner.
What you receive at handover.
A completed migration is more than data appearing in the destination. The exact pack depends on scope, but the work is designed to leave a documented bridge between the legacy ledger and the new reporting environment.
Migrated history
The agreed transactional history and supporting accounting data loaded into the destination.
Mapping schedules
Chart of Accounts, dimensions, contacts and tax mappings where relevant to the project.
Migration workings
Working files supporting the migrated data and key agreed transformations.
Trial Balance
Source-to-destination Trial Balance comparison and reconciliation evidence.
Aged ledgers
Aged Receivables and Payables comparisons where these form part of the migration scope.
VAT / GST
Comparison and first-return support where applicable to the migrated history.
Exceptions
Material differences, limitations or agreed treatments documented rather than silently hidden.
Handover
Reconciliation evidence and migration documentation ready for the client and implementation team.
The destination needs to contain the agreed history, and we need to be able to demonstrate how it relates back to the source.