Cold Water :( became Hot Water :) with one service call

Brad from Gilberts, IL

Kevin did a great job- 1st time using this company and will use them again. They called before they came and came when they said they would. Then they solved the water heater issue. Thanks Kevin and call service person!

Prompt, on-time service

Lynn from Gilberts, IL

Very professional service, all my questions were answered and the work was done in a timely manner

Complete Coverage of Service and Options

Linda from Gilberts, IL

Explained test results on current equipment and did great job explaining all the replacement options and pricing.

Great service!

Dave from Gilberts, IL

Our furnace died and Anthony fixed it quickly and professionally. We have been loyal Black Diamond customers for many years.

fast service

Peter from Gilberts, IL

Very Satisfied

Steve from Gilberts, IL

We were very pleased with the service that Dave provided. He was friendly and professional. If we have another problem I would be Happy to see him pull in the driveway. Very satisfied.

Great Service

Frugoli from Gilberts, IL

Furnace chick-up

Lynn from Gilberts, IL

Great news, my whole furnace system is in good shape and ready for the winter heating season.