Construction accounting

Pay app to the GL — without the retyping.

Construction accounting is a chain: budget to pay app, pay app to lien waiver, waiver to AP, AP to the GL. AOS keeps that chain on one job record so your team reviews instead of re-keying what the PM already approved. Export to your GL when you're ready — AOS is not a replacement for your construction payroll vendor.

Pay apps from the budget Lien waivers gate AP Retention updated each pay app Tiered approvals before pay
Your reality today

Three platforms, one GL, your weekend.

PMs work in one tool. AP works in accounting. Lien waivers live in email or a third system. Month-end is stitching them together by hand.

Pay apps built by hand.

PM sends values; you re-key the continuation sheet and hope the change orders made it into this version.

Waivers don't stop payment.

Sub pay app arrives without the prior waiver. AP pays because checking both places is manual.

Retention lives in Excel.

Per-sub, per-job retention with milestone releases tracked in email — not a live balance sheet number.

GL posting is double entry.

Approved pay apps and AP get typed again into QuickBooks, Sage, or whatever you run.

What's in the Launch Pack

Accounting on the same record as the PM team.

The budget is the source. Pay apps draw from it. Lien waivers gate AP. Retention updates automatically. Consolidated company reporting, cash forecasting, and board-level KPIs are available when your CFO asks for them.

Available now in the Launch Pack  ·  Available on request when you're ready for more

Available now

Pay-app generation

Owner pay apps from the live schedule of values with approved change orders — math validated before billing.

Available now

Tiered AP approval

PM → accounting → owner workflow on sub pay apps and vendor bills before money moves.

Available now

Lien waiver gating

Conditional and unconditional waivers tied to pay periods — held AP shows up as a queue, not a surprise.

Available now

Retention accounting

Per-project, per-sub retention on every pay app with milestone releases tracked across the portfolio.

Available now

Project cost reporting

Budget vs. committed vs. actual by cost code — so PMs and accounting work from the same numbers.

Available now

GL export & migration

Every pay app, AP bill, and retention release posts to a full construction GL inside AOS. Export journals and reports to CSV or Excel for your outside accountant, and migrate your history in from QuickBooks, Sage 300, Foundation, or Vista when you switch. Live two-way sync with outside GLs is coming soon.

Available on request

Consolidated reporting

Multi-company balance sheet, P&L, cash flow, and equity with period comparison when your CFO needs a roll-up view.

Available on request

Cash forecast 30/60/90

AR aging into inflows, AP aging into outflows, and assumption levers your CFO can tune per company.

Available on request

Blue Notary for waivers

Remote online notarization for waivers where your state requires it — we turn it on when you need it.

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Pay app re-typing from the PM tool
AP
Blocked when matching waiver is missing
CO
Approved change orders on the SOV line
SOC 2-aligned
Aligned security practices; change history on key records
Related modules

Accounting connects to the rest of the job.

Every dollar flows from the same project record. See how the rest of the platform fits, or start at all features.

Project Management →

Drawings, RFIs, change orders, and pay-app prep on one record — where the numbers start.

Estimating & Money →

Schedule of values, subcontracts, and pay-app cycles — the budget side of the same chain.

Sub Compliance →

COI and W-9 tracking tied to the subcontract — so compliance holds show up before pay day.

See your books on a real job.

30-minute walkthrough using pay apps, AP, and lien waivers on a job your team already runs. We'll show you what's in the Launch Pack today and what's available when you're ready for more.