To ensure your invoices are processed for billing and payment in a timely manner, the following must be on file at KAL Construction, Inc:

  • Signed Executed Subcontractor Agreement

  • All required project submittals.

  • Current Certificates of Insurance: Workers Compensation & General Liability

  • Current Original Invoice (no faxed copies please): Invoice should include percentage of completion + APPROVED CHANGES ONLY minus 10% RETENTION. If a subcontractor bills for unapproved changes, the payment will be subject to delay. KAL Construction bills Clients for approved changes only.

  • Send the appropriate Conditional/Unconditional Lien Release with original signature (no faxed copies will be accepted)

  • Send updated Schedule of Values for work completed during billing period.

All invoices are due in our office no later than the 20th day of each month.

Should your bill arrive in our office after the 20th day of the month, it will be included in our application for payment to the client during the next calendar month. Most invoices will be paid within thirty (30) days of submittal as long as the Billing Requirements have met.


  • Final Progress Invoice:

    • Amount should include remainder of all approved work minus previous billings, 10% retention & any credits due contractor or client. Do not include change orders.

    • Must accompany original (not faxed) unconditional lien release for progress payment for total amount paid on project thus far (not including final 10%).

  • Final 10% Retention Invoice:

    • Must accompany conditional lien release for final payment.

    • Amount should equal: total contract + change orders less all progress payments & credits.

    • Subcontractor should deliver an unconditional lien release for final payment upon receipt of final retention payment with any applicable warranty information.

Please note that funds cannot be released until all required forms are in our office. If you have any questions about this policy, please contact us.

Completed forms can be submitted to:

KAL Construction, Inc. 400 Reed Street #185 Santa Clara, CA 95050 Fax: 408-988-1116