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Construction Document

Delayed paperwork means delayed payments. Period.

Lien Waiver Data Extraction

Extract data from conditional and unconditional lien waivers (progress and final)

No credit card required to get started.

18 Fields extracted
93%+ Accuracy rate
<30s Processing time

Construction paperwork delays project payments

Project managers manually process pay applications and compliance documents. Errors delay payments and create Davis-Bacon compliance risks.

  • Weekly certified payroll deadlines
  • Complex prevailing wage calculations
  • Multiple subcontractor document tracking
  • Compliance violations risk project funding

Data we extract from lien waiver.

Structured output ready for your systems.

Waiver TypeIdentify the lien waiver type: Conditional Progres...
Claimant NameExtract the claimant/contractor/subcontractor name...
Claimant AddressExtract the claimant address...
Customer NameExtract the customer (party being billed/paying)...
Project NameExtract the project or job name...
Job LocationExtract the job/property location address...
Owner NameExtract the property owner name...
Through DateExtract the 'through date' - work completed throug...
Progress Payment AmountExtract the progress payment amount being waived f...
Check NumberExtract the check number if referenced...
Total Contract AmountExtract the total contract amount if shown...
Amount Previously PaidExtract amount previously paid/received...
ExceptionsExtract any exceptions, disputed amounts, or items...
Signature PresentIs the claimant signature present? Yes or No...
Signature DateExtract the signature date. Return in YYYY-MM-DD f...
NotarizedIs the waiver notarized? Yes or No...
Notary DateExtract the notary date if notarized. Return in YY...
State/JurisdictionExtract the state or jurisdiction (affects statuto...
1

Upload

Upload your lien waiver documents in PDF, image, or scanned format. Drag and drop or use our API.

2

Extract

Our AI identifies and extracts all 18 fields with 93%+ accuracy. No templates or training required.

3

Review

Review extracted data with confidence scores. Approve, edit, or flag items for human verification.

4

Export

Download as JSON, CSV, or Excel. Integrate via API or webhook to your existing systems.

Who uses lien waiver extraction?

General Contractors

Process subcontractor documents and pay applications.

Project Managers

Track certified payroll and compliance documentation.

Construction Accounting

Automate pay application data extraction.

Compliance Officers

Verify Davis-Bacon and prevailing wage compliance.

Frequently asked questions.

Common questions about lien waiver extraction.

Lien waivers have legal implications. Is accuracy reliable?

93%+ accuracy with confidence scores. Critical fields like amounts, dates, and waiver type are validated. Always verify before relying.

We deal with conditional and unconditional waivers.

Waiver type is identified: conditional progress, unconditional progress, conditional final, unconditional final.

Different states have different statutory forms.

We extract data regardless of state form. Jurisdiction is captured when specified on the document.

What about exceptions or carve-outs?

Exceptions and disputed amounts are extracted when present. Don't miss carve-outs buried in the text.

We need to verify notarization.

Notarization status, notary date, and signature presence are all flagged in extraction.

Can we test with actual waivers?

Yes. Sign up for evaluation credits and upload lien waivers. No payment required.

"Pay apps were stuck in someone's inbox"

Processing AIA G702/G703 documents took days. Subcontractors complained. One late payment nearly derailed a project.

Pay app data extracted same-day. Subcontractors get paid on time. Cash flow is predictable.

— Project Accountant, General Contractor

Ready to automate lien waiver processing?

Processing 1,000+ documents monthly? Let's discuss your requirements.

No credit card required to get started.

P.S. Fast pay app processing keeps your subcontractors happy—and coming back.