ERP implementation: the accounting module as the core of the system
Cristina Rolón's specialty: getting the accounting module configured properly so that everything else in the ERP — treasury, logistics, production, purchasing, banking — reconciles, and stays traceable and auditable.
Why the accounting module is the parent of every other module
In an ERP, everything eventually lands in the accounting records. A sale generates a journal entry; a purchase creates a liability and an IVA (value added tax) input credit; a warehouse movement changes inventory valuation; a work order consumes raw materials and generates cost; a collection moves treasury and the bank accounts. If the accounting module is configured badly, all of those movements are recorded incorrectly — or not recorded at all — and the rest of the system starts producing information that does not add up.
That is why an ERP implementation is not won on the attractive screens of each module: it is won in the chart of accounts, in the automatic posting rules, in inventory valuation, in the cost centers and in how the subledgers integrate with the general ledger. When that groundwork is done properly, the company gets reliable financial statements without a parallel manual effort; when it is done badly, the team ends up rebuilding everything in spreadsheets.
Cristina Rolón works at exactly that point: she joins the ERP project from the accounting and tax perspective, defines how each business transaction has to be recorded in Paraguay — including the requirements of DNIT (Paraguay's tax authority) and electronic invoicing — and stays with the project until the closings come out of the system rather than out of a spreadsheet.
The modules that depend on the accounting core
Each of these modules either generates or consumes accounting information. The implementation defines how it is recorded, how it is reconciled and how it is audited.
Treasury and cash
Collections, payments, petty cash funds and cash counts, with automatic posting and reconciliation against the accounting balances.
Banking and reconciliation
Statements, checks, transfers and periodic bank reconciliation, with outstanding items clearly identified.
Purchasing and accounts payable
Purchase orders, goods receipt, supplier invoice and payment, with three-way match control and IVA input credit correctly claimed.
Sales and accounts receivable
Electronic invoicing, credit notes, collections and aging of balances, integrated into the sales ledger.
Inventory and logistics
Receipts, issues, transfers between warehouses and inventory valuation, with a direct impact on cost of goods sold.
Production
Work orders, raw material consumption, labor and manufacturing overhead applied to the cost of finished goods.
Dispatch and delivery notes
Delivery notes and shipments linked to the invoice and to the stock movement, so nothing leaves without supporting documentation.
Fixed assets
Additions, disposals, depreciation and revaluations, with their impact on results and on the financial statements.
Costing and profitability
Cost centers, costing by product, line or project, and the real margin of each business unit.
What a company should be able to do once the ERP is properly implemented
- ✓ Produce the income statement and balance sheet straight out of the system, without assembling them by hand in spreadsheets.
- ✓ See real profitability by product, business line, branch or project, with costs properly applied.
- ✓ Trace any number backwards: from the income statement to the journal entry, and from the entry to the source document.
- ✓ Reconcile banks, inventory and customer accounts without arguments over which system is right.
- ✓ Close the month on time, with the subledgers tied out against the general ledger.
- ✓ Respond to a DNIT tax audit by showing the full audit trail from within the system.
- ✓ Control access and keep a record of who entered, modified or approved each transaction.
Traceability and auditability are not a luxury: they are what allows management to trust the numbers, and what allows an external auditor, a bank or the tax authority to verify what the company reports.
More than 30 companies implemented, from 10 to over 700 employees
Cristina Rolón has taken part in the implementation of the ERP accounting module at more than 30 companies of different sizes and industries: from small companies of around 10 employees to organizations with more than 700 employees, several branches, in-house production and complex cost structures.
That difference in scale matters. A ten-person company needs a simple system, a manageable chart of accounts and processes that do not suffocate it; a company of seven hundred needs cost centers, access profiles by area, approval controls and closings coordinated across several teams. The implementation has to fit the real size of the operation, not the software brochure.
That track record also produced a clear reading of where these projects usually fail: charts of accounts copied from another company, opening balances migrated without being reconciled, modules switched on before the accounting counterpart of each transaction has been defined, and training that teaches people which buttons to press but not what each button actually records.
How we run an implementation
Business review
We map the real cycle: what happens from the moment an order comes in until it is collected and recorded.
Chart of accounts design
Building or redesigning the chart of accounts and the cost centers around the way management needs to read the information.
Accounting configuration
Automatic posting rules, subledgers, treatment of IVA and withholdings, inventory valuation and costing criteria.
Balance migration and reconciliation
Loading reconciled opening balances, so the system starts out tied and does not carry differences forward.
End-to-end testing
Simulating real transactions from start to finish, verifying the accounting impact of each module before going live.
Team training
Role-based training, so that every area understands what the system records when it operates and what the consequences are.
Go-live and support
Launch, an assisted first month-end close and fine-tuning until the financial statements come out of the ERP without rework.
About ERP implementation in Paraguay
About to implement — or fix — an ERP?
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