General Sheet Metal Works Inc Claim Listing Return to Directory Rating (average) (0) Business Genre Contractor, Plbg Heat AC Business Website Address gsmw.com Business Address, City PO Box 1490, Clackamas ZIP Code 97015 Business Phone Number 5036500405 Business Fax 5036501058 Ratings There are no reviews yet. Please login to leave a review. Please login to claim this listing. Username*: Email*: Password*: Log in | Lost your password?