Franklin Holwerda CO Claim Listing Return to Directory Rating (average) (0) Business Genre Contractor, Plbg Heat AC Rating (average) (0) Business Website Address franklinholwerda.com Business Address, City PO Box 9100, Wyoming ZIP Code 49509 Business Phone Number 6165383231 Business Fax 6165382797 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?