According to our records, this business is located in Lockport (in Will County), Illinois 60441, the location GPS coordinates are: 41.5894752 (latitude), -88.057837 (longitude). A-Plus Mechanical Service is categorized under Warm Air Heating and Air Conditioning Contractors (SIC code 1711). Current estimates show that the unit has a sales volume of $438,000 and staff of approximately 3 people. You can contact the company by phone at (815) 886-0917.