Welcome to the Private and Secure CASF Online Plan Room and Bid Messaging Service

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Getting available and qualified subcontractors to bid and work on your projects is as easy as 1-2-3!

  1. Email or click on casf@mail.thebluebook.com

  2. Attach your “Invitation to Bid” and specify the subcontractor trades you need.

  3. Click “Send”.

The CASF Plan Room powered by Blue Book will help you get more responses!