3548 35th Street
Rockford, IL 61109
815-873-6022

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Local Reviews
for island lake, il

Rated 5.0 out of 5 stars based on 5 customer reviews

Super service, Kevin was great very skilled and professional

Will use black diamond again

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Excellent service!

Thank you David for your wonderful service on my generator problem. You kindly answered all of my questions and solved the problem. Thank you goes to Black Diamond for getting the help I needed so quickly and at a most reasonable price. Thank you, thank you, thank you to all.

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Excellent knowledge and service

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New Central Air Conditioner

Service was on time, quick, polite and clean. What more could you ask for?

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Great job.

Very professional, efficient, neatly performed installation of a new light fixture following removal of the old one.

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Job Locations
for island lake, il

Kevin D.

Kevin D. Job Checkin

Replace water heater.


Garry M.

Garry M. Job Checkin

Furnace tune up


Mark M.

Mark M. Job Checkin

Sewage pump not working


David G.

David G. Job Checkin

Repairing Gas Leak


David G.

David G. Job Checkin

Fixing leaky toilet


Jeff R.

Jeff R. Job Checkin

Bryant 96% furnace replacement


Jeff R.

Jeff R. Job Checkin

Bryant 2 ton air conditioning replacement


James Z.

James Z. Job Checkin

Replace surface mount light fixture above shower with 6" recessed can fixture and L.E.D trim