Send Tips & Research

Confidential Tips


This is a free, end-to-end encrypted messaging app, which allows you to communicate directly with You can send text messages, images and video. It also allows you to talk securely with a reporter by calling them via the Signal app. No metadata is retained by Signal. It can be downloaded from the app store. Signal can be configured to delete messages automatically at a designated time interval.

StreetInsider's Signal Phone Number is: 248-283-9936

Regular Tips

Please submit tips via the form below. Files can be sent in PDF format. Non-confidential tips can still be anonymous.

Alternatively, you can call us at 800-323-0153 (U.S. only) or 248-593-6536 (Local and Intl).

If you prefer snail-mail for tips, please send them to:, Inc.
Attn: Tips
280 W. Maple Suite 302
Birmingham, MI 48009

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