Clark Cumpston Return to Directory Clark Cumpston – Portland, Oregon Claim Listing Return to Directory Rating (average) (0)Leave a review About Clark Cumpston is a PGA Professional in Portland, OR. State Oregon ZIP Code 97236 City Portland Portland, Oregon View ratings and reviews of golf instructors in Portland, Oregon Ratings There are no reviews yet. Post your review Rating Name Please login to claim this listing. Username*: Email*: Password*: Log in | Lost your password? Contact listing ownerSend Message to listing ownerPlease log in to be able to send messages to the listing owner.