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Waiver of Subrogation in Construction: What It Is and How to Verify It
What a waiver of subrogation is, why owners and GCs require it, which policies need one, and how to verify it on the COI and the endorsement.
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Billy vs myCOI: Which COI Tracking Software Fits General Contractors?
A side-by-side comparison of Billy and myCOI (now illumend) for general contractors, covering AI review, prequalification, integrations and ERP payment holds.
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Construction Compliance Webinar: AI, Prequal & Integrations
Five demos and a live Q&A on where construction compliance is headed: prequalification that starts the compliance record, ERP integrations that drive AP holds and releases, and AI that reads COIs line by line.
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12 Things to Ask an AI Agent About Your Subcontractor Compliance
Playbook · Billy MCP By Nyasha Gutsa, Co-founder, Billy Updated September 2026 8 minute read Quick answer Once the Billy MCP server is connected to Microsoft 365 Copilot, Claude or ChatGPT, you can ask plain-language questions about subcontractor compliance and have the assistant act on the answer. Below are twelve prompts that cover the daily…
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The Billy MCP Server: COI Compliance in Microsoft Copilot, Claude & ChatGPT
Developers · AI agents By Nyasha Gutsa, Co-founder, Billy Updated September 2026 9 minute read Quick answer The Billy MCP server lets Microsoft 365 Copilot, Claude, ChatGPT and any MCP-compatible agent read and act on your certificate of insurance and vendor compliance data. It exposes your teams, projects, vendors and contracts as tools, plus the…
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Subcontractor Prequalification in Trimble ProjectSight: Vendor Risk Workflow
Vendor risk · ProjectSight integration By Nyasha Gutsa, Co-founder, Billy Updated September 2026 10 minute read Quick answer Trimble ProjectSight does not include a subcontractor prequalification module. GCs running projects in ProjectSight typically prequalify subs with a PDF or spreadsheet questionnaire, store the results outside the platform, and re-collect insurance and tax documents again at…
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ProjectSight vs Procore for Subcontractor Compliance & COI Tracking
Platform comparison · Subcontractor compliance By Nyasha Gutsa, Co-founder, Billy Updated September 2026 8 minute read Quick answer Trimble ProjectSight and Procore both give general contractors a vendor directory, a contract record per subcontractor and a place to attach documents. Procore adds native insurance fields and a paid prequalification module; ProjectSight is leaner on compliance…
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Primary & Non-Contributory Endorsement (CG 20 01) Explained for GCs
Being named an additional insured on a subcontractor’s policy is only half the protection most general contractors think it is. Without primary and non-contributory wording, the sub’s carrier can argue that your own general liability policy should share the loss, and you end up paying part of a claim that was supposed to be theirs….
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myCOI Competitors & Alternatives: 6 COI Platforms Compared (2026)
myCOI is one of the original certificate of insurance tracking vendors, and for a lot of buyers it’s the first name they hear. It’s a legitimate product with a loyal customer base. But “first name you hear” and “right fit” aren’t the same thing, and the COI tracking market has changed a lot since myCOI…
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Compliance Depot Alternatives: COI Tracking for Construction & More
Compliance Depot was the default name in vendor credentialing for multifamily housing for years. RealPage acquired it in 2011 and it now operates as RealPage Vendor Credentialing. If you’ve landed here searching for “Compliance Depot,” you’re likely in one of three situations: you’re a property manager evaluating the RealPage product, you’re a vendor who was…
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What Is a COI? Certificate of Insurance Meaning, Example, and How to Read One
COI stands for certificate of insurance. It’s a one-page document, issued by an insurance agent or broker, that summarizes the insurance a business carries: which policies, which carriers, what limits, and when the coverage expires. In construction, property management, and vendor contracting, the COI is the standard proof that a contractor or vendor is insured…
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Billy vs. Lumber for COI Tracking: Which One Fits Your GC?
If you’re a general contractor shopping for a way to stop chasing certificates of insurance, you’ve probably run into both names: Billy and Lumber. Both serve construction companies. Both talk about compliance. Both integrate with the ERPs and project management tools you already use. But they are not the same kind of software, and treating…
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CG 24 04 Waiver of Subrogation Endorsement Explained
Nyasha Gutsa Cofounder, Billy 7 minute read Quick answer CG 24 04 is the ISO commercial general liability endorsement titled Waiver of Transfer of Rights of Recovery Against Others to Us. When a subcontractor’s insurer attaches it, the insurer gives up its right to recover a paid claim from the person or organization named…
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ACORD 25 Explained Box by Box: How to Read the COI Form
A box-by-box guide to the ACORD 25 for general contractors, with a review checklist, common mistakes and fraud red flags.
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Procore Groundbreak 2026 Guide: Orlando Sessions, Expo Hall
Nyasha Gutsa Cofounder, Billy 6 minute read At a glance Procore Groundbreak 2026 runs October 20 to 22 at the Orange County Convention Center, 9800 International Drive, Orlando. The main program is October 21 and 22, with the Groundbreak Bash on the evening of October 22. Full conference passes are $1,795 and refunds close…
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IRMI CRC 2026 Guide: Washington DC Tips and Where to Eat
Nyasha Gutsa Co-founder, Billy 7 minute read October 25 to 28, 2026Sunday seminar, Monday to Wednesday program Washington, DCLate October, highs near 60°F 1,700+ attendeesRisk, insurance, surety, GCs and subs CE and CRIS® creditAttending renews your IRMI certification Key takeaways CRC moved from mid November to late October this year. Book travel and dinners…
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Construction Compliance Workflow: Prequal to Payment
Resources / Construction Compliance The Connected Construction Compliance Workflow Compliance isn’t a folder of documents. It’s a chain that runs from vendor prequalification through insurance review into your project platform and your ERP. Every break in that chain is where the loss happens. By Nyasha Gutsa, Co-founder, Billy · 11 min read Key takeaways A connected…
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How to Track COIs in ProjectSight: A GC Workflow
By Nyasha Gutsa, Co-founder, Billy · Updated September 2026 · 8 minute read Quick answerTrimble ProjectSight stores certificates of insurance as attachments but does not review them, verify endorsements or request renewals. To track COIs on ProjectSight projects, connect Billy with a Trimble ID, import your projects, contracts and vendors, assign a requirement group, and…
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Best ProjectSight Integrations for Compliance
Platform comparison · Updated 24 August 2026 Best ProjectSight integrations for construction compliance Trimble ProjectSight handles project management. It does not track certificates of insurance, endorsements, W-9s, or subcontractor prequalification. If you run compliance on ProjectSight projects, you need a compliance platform that connects to it, and far fewer of them do than you would…
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Viewpoint Vista COI Tracking: Stop AP Compliance Holds
Vista flags expired COIs only after a payment is blocked. Here’s how Vista contractors move compliance upstream and stop AP holds before they happen
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Billy API Documentation for COI Tracking & Insurance Compliance
Developer Documentation COI tracking and insurance compliance, fully programmable The Billy API lets you automate certificate of insurance (COI) tracking, vendor compliance, and requirement management from any system: your ERP, project management platform, or custom application. Conventional HTTP, JSON in and out, RESTful design. Request API Access Become a Partner Automate payment compliance Connect Billy…
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Construction Third Party Risk: The COI Gap GCs Miss | Billy
Construction site at golden hour with crane silhouette ; third party risk and COI compliance for general contractors
