Precise Service

Butler from Elgin, IL

Very thorough and made sure all the areas of our heating system were checked and in top working order to perform during the Winter coming up this year. Very polite.

Timely and friendly service.

Karen from Elgin, IL

Representative arrived earlier than expected after confirming with me, and that was great for me. Very friendly and respectful.

Great sales and install team. Went the extra mile compared to the other companies we received quotes from

Carol from Elgin, IL

A job well done

Sue from Elgin, IL

Price about right

John from Elgin, IL

It was a pleasure having Mike provide recommendations regarding my heating needs. Courteous and professional best sums my opinion of Mike.

Same Day Installation, Great Work.

Nicolette from Elgin, IL

So pleased to have same day installation. Work efficiently done & in a timely manor. Very polite and also cleaned up work area. 👍😀

Great service. Good people

Prettyman from Elgin, IL

So fast !

Linda from Elgin, IL

Winter check on Furnace.

Larry from Elgin, IL

As always, I have been happy with Black Diamond and there people. I belong to there Diamond service and feel I get my unit checked for Summer Air and Winter heat. Worth the money spent.

Thorough satisfaction!

Butler from Elgin, IL

On time, knowledgeable, and I felt that my furnace will be ready for whatever the Winter will bring. Thank you for great service.

Professional, timely, very nice man.

Karen from Elgin, IL

You should be proud to have this man a member of your team!