Gartner Equip Co Inc - Contractor - Syracuse, New York | Facebook .The question should be what don't you like about the company? Gartner Equipment has it all, the best service, the friendliest people and the answers to all your questions. Fast realiable and exceptio.nal. I would hightly recommend this company. You will wonder why you would ever go anywhere else. See More.gartner equipment company inc in syracuse,Gartner Equipment Co Syracuse NY, 13204 – MantaGartner Equipment Co, Inc is a privately held company in Syracuse, NY and is a Single Location business. Categorized under Wholesale Machinery. Our records show it was established in 1959 and incorporated in NY. Current estimates show this company has an annual revenue of 17047809 and employs a staff of.