Knowles Industrial Svc Corp Claim Listing Return to Directory Rating (average) (0) Business Genre Concrete, Contractor Rating (average) (0) Business Website Address knowlesindustrial.com Business Address, City 295 New Portland Rd, Gorham ZIP Code 4038 Business Phone Number 2078541900 Business Fax 2078544996 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? Reader Interactions Leave a Reply Cancel replyYou must be logged in to post a comment.