Guide
How to Request a W-9 from a New Vendor
By Keelstar Team · Updated June 1, 2026
The short answer
To Request a W-9 from a New Vendor — the short version is below, with the steps and what to watch for underneath.
The short answer
This guide gives a direct, answer-first explanation of "How to Request a W-9 from a New Vendor", then the practical steps to apply it. The goal is to be useful in under a minute and complete if you read on.
Step by step
Follow a repeatable process so the result survives volume and staff turnover.
- Bring the documents or records into one place.
- Capture the dates and details that matter.
- Assign an owner and set reminders before deadlines.
- Keep an exportable audit trail.
When to automate it
Once this becomes recurring, move it into a monitored Keelstar workflow so reminders and audit trails happen automatically.
Put this into a monitored workflow
W-9 Collector handles this continuously — with reminders and an audit trail.