Trusted by 100+ CPA Firms Across the US
Catch-Up and Clean-Up Bookkeeping Services for CPA Firms
Unreconciled books. Months of backlog. Misclassified transactions. Etisson fixes it fast dedicated offshore catch-up and clean-up bookkeeping for CPA firms, audit-ready every time.
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100+ accounting firms already onboard

2 Weeks
Average turnaround
100%
Records restored clean
Off Your Plate
Backlog
Cleanup
QBO fixes
Seamlessly Integrated With the Tools Your Firm Already Uses
Fix Messy Books While You Focus on Your Clients
- Historical transaction entry and backlog catch-up
- Bank and credit card reconciliation clean-up
- Misclassification correction across prior periods
- Duplicate entry identification and removal
- Chart of accounts review and restructuring
- Accounts receivable and payable clean-up and mapping
- Undeposited funds and suspense account resolution
- Uncategorized income and expense GL clean-up
Built for CPA Firms. Not Everyone Else
Dedicated Associate
Dedicated Associate One tax professional assigned to your firm not shared or rotating. They learn your clients, your review standards, and your filing preferences.
Zero Delays
Week 1 Ready Structured onboarding means your tax associate is set up inside your software and executing returns by the end of Week 1 not weeks later.
Complete Coverage
All Forms Covered Form 1040, 1120, 1120S, 1065, 1041, multi-state filings, sales tax, 1099, and FBAR every return type your firm handles, in one engagement.
Review Ready
Review Ready Every return is delivered with organized workpapers and supporting documentation clean files your team can review and sign off without significant rework.
Real Savings
Real Savings Save 50–60% compared to a US-based in-house tax staff hire once salary, taxes, benefits, and overhead are fully factored in.
No Lock-In
No Lock-In Flat pricing from $3,000/month with no hidden fees and no long-term contracts. Scale up during peak season and down in the off-season.
Get Impact From Day One
Our structured onboarding means you're not waiting you're executing.
Alignment
Scoping
- Initial priorities & scope
- Pricing & Proposal
- Engagement & Agreement
Week One
Onboarding
- Onboarding & Induction
- Assign Resource
- Initial Setup
First Month
Understanding
- Execute Onboarding plan
- Setup Process & Training
- Setting roles
And beyond
Scaling
- Weekly update email
- Weekly operational call
- Regular feedback
- Process Improvement
Frequently Asked Questions
Catch-up fills gaps transactions that were never recorded. Clean-up fixes errors misclassifications, duplicates, and reconciliation issues. Most clients need both, and Etisson handles them together in one engagement so nothing falls through the cracks.
Every engagement starts with a Diagnostic Report that health-scores the accounting records, scans all transactions, and identifies every issue before work begins. You get a clear scope and cost estimate upfront no surprises mid-project.
It depends on how far behind the books are and the volume of transactions. Simple projects covering a few months typically take one to two weeks. Complex clean-ups involving years of backlog or heavily disorganized records typically take four to eight weeks. We give you a clear timeline after the discovery call.
Fully reconciled books, a clean trial balance, organized workpapers, reconciliation documentation, and a restructured chart of accounts — everything your team needs to review, file taxes, or begin ongoing bookkeeping.
Yes. New client onboarding with messy or backlogged books is one of the most common reasons CPA firms come to us. We handle the clean-up so your team can focus on the ongoing relationship and higher-value work.
We work inside your existing tech stack — QuickBooks Online, QuickBooks Desktop, Xero, Sage Intacct, NetSuite, and more. No migration, no disruption.
Most firms transition directly into Etisson's ongoing bookkeeping service after a clean-up engagement. Your specialist already knows the client's books so the handoff is seamless with zero ramp-up delay.