Office LocationWPAS, Inc
7525 SE 24th Street, Suite 200
Mercer Island, WA 98040
Phone Number(844) 811‐6789
HoursMonday‐Friday 8 a.m. ‐ 5 p.m.
Mailing AddressNW Insulation Workers Welfare Trust
PO Box 34203
Seattle, WA 98124-1203
Fax Number(206) 505‐9727
Email for Eligibility for Health & Welfare Coverage and Updating Your Personal Information or Records.
Email for questions regarding health contributions, remittance forms and reciprocity.
Website or Technical Questions
Email for website question such as questions about your account or website access.