Mark of the Z Heating & Boilers

Rockford homeowners have rated Mark of the Z Heating & boilers at 4.9 stars across 56 reviews, making it one of the most recommended heating contractors in the greater Rockford area. The company operates Monday through Friday from 7 AM to 5 PM, with Saturday availability from 8 AM to 2 PM, serving residential customers in Rockford and surrounding Michigan communities.

The contractor specializes in commercial boiler systems alongside traditional furnace and air conditioning services, offering mechanical contracting work that many residential-focused HVAC companies in the area do not handle. A parts department enables the company to source components quickly for repairs, and the website references federal specials that may offer savings on equipment purchases.

Reviewers consistently mention specific technicians who handled their calls. Randy was praised for diagnosing a furnace issue and ordering needed parts efficiently. Joe arrived on the same day, called ahead to confirm his arrival time, and explained the furnace problem and prevention steps to the homeowner. Cole coordinated a boiler installation that one reviewer described as well-planned down to the last piece of equipment.