subcontractor Certified payrolls & compliance
- made simple
Certfied Payrolls are grueling-manual, complex, and time-consuming. But they don't have to be. Kaster simplifies the process, so you and your partners stay compliant and get paid on time.


simplify subcontractor certified payrolls with confidence. automate workflows, reduce risk & see the full picture.
Kaster is a compliance platform built to take the pain out of certified payrolls. With AI-assistance and easy-to-use reporting, Kaster streamlines certified payrolls for general contractors and subs alike. Beyond certified payrolls, Kaster gives you a unified view to manage all subcontractor compliance like COIs, W-9s, Bonding and more-connecting primes and subs while syncing to any existing setup.
Request a Demotrusted by prime Contractors & subcontractors nationwide










WHat Contractors Say about Kaster
“Kaster has been amazing. What used to take me five or six hours a month to prepare certified payrolls now takes about 20 to 30 minutes.”
Enrique Granados
Vice President
EJ Masonry, Inc.
“Kaster is truly best-in-class. We’re grateful we made the switch. It’s intuitive, reliable, and makes managing subcontractor certified payrolls and compliance far easier. Our subcontractors say the system is simple to use, and the support team has been outstanding.”
Bridgette Petillo
Project Administration Manager
W.T. Rich Company
“I wish all of our projects used Kaster. It’s simple, efficient, and much easier to work with than other systems.”
Sara Tretault
Full Charge Bookkeeper
Universal Electric Co.

Complete SUBCONTRACTOR
Compliance
Full visibility - so you can track everything and never miss a beat
• Run reports by subcontractor, item, or project
• Export & Share subcontractor compliance data
• Identify gaps and gain full compliance visibility across your organization

Smarter Certified Payrolls
Simplify CPRs for you and your partners - Gain peace of mind
• Quick and easy setup
• AI-guided and auto-populated CPR entries
• Workforce participation reporting

AI-ASSISTED COI REVIEWS
Automate COI REVIEWS and never worry about non-compliance
• Auto-capture COI expiry dates, verify limits and requirements with machine-assisted reviews
• Set 30-day and 60-day renewal and expiration email alerts
• Monitor COI compliance across project & global levels
Our integrations:







