According to our records, this business is located at 5232 E Pima St. in Tucson (in Pima County), Arizona 85712, the location GPS coordinates are: 32.2430161 (latitude), -110.880801 (longitude). Gregor & Grenier Engineering is categorized under HVAC Engineering (SIC code 8711). Known organization president is Steve Gregor. Current estimates show that the unit has a sales volume of $1,242,000 and staff of approximately 6 people. You can contact the company by phone at (520) 744-3558; the following fax number is also provided: (520) 326-7508.