Com Nav Engineering Inc Claim Listing Return to Directory Rating (average) (0) Business Genre Electronic, Manufacturing Rating (average) (0) Business Website Address comnav-eng.com Business Address, City 987 Riverside St, Portland ZIP Code 4103 Business Phone Number 2077974588 Business Fax 2077978155 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.