Service rep who came to the house was great.

Tara from Spring Grove, IL

Service rep who came to house was great.

Great work as always

Patrick from Spring Grove, IL

We had Doug do a small job today. As always it was done quickly, neatly, and very well done. He is a great asset for Black Diamond.

On Time Great Service went the extra Mile

Doug from Spring Grove, IL

We found the service to excellent . Caleb was so efficient, and accomodated my wife's needs He gave helpful advice and cared about us as customer. John, also, was very polite and helpful.

Doug terrific as always

P from Spring Grove, IL

Doug swapped out a fluorescent fixture for an LED fixture. Quickly and neatly done and a great job as always. A repeat customer and we always have Doug do our work.

Excellent

Fitzgerald from Spring Grove, IL

Jim and Coe did a great job.

Howard from Spring Grove, IL

They did not stop until the job was complete (10 hours). Even after the 10 hours, Jim walked around and explained the product. They did a great job!

Great service

Greg from Spring Grove, IL

From start to finish James and Rick were great. Explained the new unit, removed all the old and cleaned up after completing installation.

Tim was professional and described the proposal in laymens terms, so we could understand what were need.

Howard from Spring Grove, IL

We have had Black Diamond for a few years and we are Crystal members, we know we can always rely on Black Diamond to assist us when we have a problem, they quickly respond and deliver excellent service.

Excellent customer service

Jenny from Spring Grove, IL

Couldn’t have asked for better service. The gentleman who came was respectful, polite and curtious.

Fast and Efficient

Chris from Spring Grove, IL

Awesome technicians!

Sandi from Spring Grove, IL

My furnace required some major repairs and David spent hours repairing and making it much better than it was originally. David was very professional and knowledgeable. I also appreciated that the wanted to make sure I was pleased with the job. Awesome technician!

Great service!

Sandi from Spring Grove, IL

I had my AC unit moved from front to back of house. Also had my furnace repaired. Kyle was very knowledgeable and professional in completing the work. I was super happy with all that was done and that Kyle explained what was being done.

Repeat customer

Patrick from Spring Grove, IL

Doug did his usual fine job, We have had him do several jobs, and all have been done expertly, quickly and neatly. Highly recommended.

Great service

Sandi from Spring Grove, IL

Within 24 hrs we had a new AC installed and the old one removed. All the guys from Black Diamond were so professional. Wondering experience.

Jose and Jesus did a great job on the plumbing rough-in and trim install on both of my bathroom remodels.

JAMES from Spring Grove, IL