Mechanical Services, Inc. Mechanical Services, Inc. Search | Advanced Search | New Members | Coupons and Discounts | All Categories Advertising & Media >> Heating Equipment / Supply Sales Mechanical Services, Inc. 400 Presumpscot StreetPortland, ME 04103 (207) 774-1531 | fax: (207) 553-7006 Visit Site Send a message to: Mechanical Services, Inc. Your Name: Your Email: Subject: Message: (Date: 4/24/2025)