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HVAC, Plumbing & Electrical in Lake Zurich, IL

See our Lake Zurich customer reviews below

Testimonials from Lake Zurich

Kelly – Lake Zurich, IL

Very professional

EVE – Lake Zurich, IL

Great job!

Nancy – Lake Zurich, IL

Keo did the annual check up on my furnace. He was very polite and did a thorough job. I would recommend both Keo and Black Diamond to others

CONNIE – Lake Zurich, IL

Great job!

Karen – Lake Zurich, IL

Once again – impressed with the service received. Great effort to coordinate service with other serviceman Josh Taylor to address the problem and complete the work on a Sunday. Took the time to explain the problem and explain the work to be done. Very professional.

Karen – Lake Zurich, IL

Great coordination with your customer service and other serviceman Nick Borre to complete the work required in such a timely manner. Very professional and took time to explain the issues and what work was needed to correct the problem.

Karen – Lake Zurich, IL

Great job!

Foley – Lake Zurich, IL

Great job!

John – Lake Zurich, IL

James was knowledgeable and offered a number of solutions. He worked quickly and efficiently as well.

CAROL – Lake Zurich, IL

The service by Raudel Serna was excellent. I would recommend him and ask for his assistance in the future.

Bob – Lake Zurich, IL

Great job!

Sandy – Lake Zurich, IL

Great job!

Sue – Lake Zurich, IL

What a joy to find such a responsive company with great people. Chris was knowledgeable and helpful; he went beyond just providing the requested service, identifying a potential future problem for us.

JAMES – Lake Zurich, IL

My experience with Black Diamond for plumbing needs continues to exceed expectations. The people who have come to install or repair have been polite, efficient and attentive to details.

Karen – Lake Zurich, IL

Alexander Lester and Brian arrived as scheduled. Very impressed again with their professionalism, courtesy and consideration. Explained the process and answered my questions in detailed. Would highly recommend.

Karen – Lake Zurich, IL

Alexander Lester and Brian arrived as scheduled for duct cleaning. They took time to review the overall layout and explain the process and anticipated time frame. Very profession and courteous and completed the work sooner than anticipated.

Karen – Lake Zurich, IL

So pleased with the overall experience. Arrived as scheduled and got the work done in a timely manner. Reviewed the completed work and answered my questions. Very professional – highly recommend them.

Karen – Lake Zurich, IL

Tim Martin provided cost for furnace replacement which was very detailed in reviewing available options and offering educational information which was very helpful determining our selection.

KAREN – Lake Zurich, IL

Black Diamond continues to impress. Those that take the service request are detail oriented and have great follow up to advice of scheduled arrival time. Nick was great – took the time to listen to the issues we were having – and was able to find the problem and fix it in a timely manner. Am very impressed by the courtesy and professionalism extended. No hesitation in referring others to Black Diamond.

Mary – Lake Zurich, IL

Thank you for once again exceeding my expectations

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