Advanced Mechanical Services

At B & J Refrigeration, we treat our customers the way we'd like to be treated, with honesty and integrity. We provide top quality products installed by skilled, knowledgeable, experienced NATE-certified technicians who take pride in their work. Our company, started in Tucson in 1970, is operated by three of its long-time employees, chosen by the original business owners when they retired in 2007. We offer services from basic maintenance on residential systems to full commercial system installation. When you choose B & J Refrigeration, you can be assured that we will respect you, your comfort, your property, your time, and your intelligence. Our customers come first and deserve the best, and our team works to exceed your expectations.

Centerline Mechanical, L.L.C. is a Tucson-based company established in 2007, specializing in a wide range of services including water supply and irrigation systems, commercial and institutional building construction, plumbing, heating, and air-conditioning contracting, as well as the manufacturing of metal valves, pipe fittings, and electrical equipment. They are a certified 8(a) program, minority-owned, small disadvantage, and woman-owned business. With a strong focus on quality control and maintenance, Centerline Mechanical offers expertise in refrigeration and AC equipment, pumps, compressors, and furnace modification. They also provide facilities support services, computer facilities management, and apprenticeship training. Committed to serving government bids, Centerline Mechanical is dedicated to delivering reliable solutions in the field of mechanical contracting and equipment repair and maintenance.Generated from the website