Case Study

Transforming Financial Accuracy and Control through Outsourced Construction Accounting

Client Snapshot

Industry:

Construction (Commercial & Long-Term Projects)

Location:

Washington, USA

Engagement Type:

Construction Accounting & Financial Reconciliation

ERP Platform:

Sage 300 (Legacy) → Sage Intacct (Post-Migration)

Key Highlights

Impact Area:

GL–AR/AP Reconciliation

Financial Accuracy:

100% Tie-Out Achieved

Historical Cleanup:

FY 2021 & FY 2022 Balances Resolved

Risk Reduction:

Improved Audit & Bonding Readiness

Client Background

A U.S. based construction company managing longterm commercial projects where financial precision is critical. Their operations involve complex accounting components such as job costing, accounts receivable (AR), accounts payable (AP), retainage tracking, and WorkinProgress (WIP) reporting.

Given the nature of construction accounting, even minor discrepancies can significantly impact project profitability analysis, bonding capacity, and financial reporting credibility.
In 2024, the company migrated from Sage 300 to Sage Intacct to improve visibility into projectlevel financials and support future growth. The transition was intended to enhance reporting capabilities and streamline monthend processes.

Business Challenge

Shortly after the ERP migration, the client identified a $780 discrepancy between the General Ledger (GL) and AR/AP aging reports .Although the variance was relatively small, it raised a critical concern:

GL–Aging Mismatch

GL control accounts not reconciling to AR/AP aging reports.

Cost/WIP Impact

Unclear whether discrepancies affect job costs, retainage, or WIP.

Audit/Bonding Risk

Variances elevate audit exposure and bonding scrutiny.

Limited Bandwidth

Bandwidth constraints hinder investigation of multi‑year balances.

ERP Migration Suspected

Discrepancies potentially tied to the ERP migration.

OHI's Approach & Solution

Discovery & Assessment

Our construction accounting team began with a structured diagnostic review:
  • Conducted a multiyear reconciliation of GL to AR/AP aging reports.
  • Reviewed historical financial statements and prioryear close documentation.
  • Assessed whether discrepancies impacted projectlevel reporting.
  • Evaluated system migration integrity.

Instead of assuming the issue originated from the ERP transition, we expanded the scope to review balances year by year.

Root Cause Analysis

The review revealed that the discrepancy did not originate in Sage Intacct.

The variance traced back to:

  • $520 FY 2021
  • $260 FY 2022

These balances had carried forward over multiple years, likely due to timing differences and uncleared items during prior financial closes a common occurrence in construction environments with longrunning contracts.

Importantly:

  • The discrepancy was limited to control accounts.
  • Job costs, retainage, and WIP calculations were not materially affected

Execution & Stabilization

Our team:

  • Reconciled GL to AR and AP aging reports dating back to FY 2021.
  • Passed clean, welldocumented adjustment journal entries.
  • Implemented proper audit trail documentation
  • Revalidated all balances postadjustment.
  • Confirmed 100% reconciliation across financial reports.

The process was executed independently, allowing the client’s internal team to remain focused on ongoing project operations.

Results & Impact

KPIBefore OHIAfter OHIImprovement
GLAR/AP
Reconciliation
$780 Unreconciled
Difference
Fully Reconciled100% TieOut
Historical Balance
Review
Not PerformedFY 20212022
Cleaned
MultiYear Cleanup
Audit & Bonding
Confidence
Moderate RiskStrengthened
Controls

Reduced Risk
Financial Reporting
Confidence
QuestionableFully VerifiedHigh Assurance

 

Following a critical ERP migration, OHI reconciled historical discrepancies, restored reporting accuracy, strengthened financial ontrols, reduced audit risk, and reestablished confidence in ERP-driven financial reporting.

“We noticed a small difference after our system migration and wanted to be sure everything was accurate. OHI reviewed the numbers thoroughly, identified the source, and cleaned it up properly. Now our reports tie out, and we have complete confidence in our financial data and month-end reporting.”

U.S.-Based Construction Company

Financial Controller

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