01 Legal Info W9 & Insurance Click the forms below to view current W9 and insurance information W-9 Request for Taxpayer ID and Certification Certificate of Insurance - Commercial General Liability - Acord25 COI Layer3 Solutions LLC - Workmen's Compensation Policy Technology solutions across all seven layers. 708.467.9799Fax 855.275.5969 [email protected] PO Box 166Schererville, Indiana 46375