1400 Miller Parkway
McHenry, IL 60050
866-369-3057

Our Top Cities


Local Reviews
for trevor, wi

Rated 4.8 out of 5 stars based on 5 customer reviews

Great company

  • Overall Experience
  • Quality
  • Price
  • Convenience

Peace of mind

Professional and courteous

  • Overall Experience
  • Quality
  • Price
  • Convenience

A/C check up

  • Overall Experience
  • Quality
  • Price
  • Convenience

Always professional

  • Overall Experience
  • Quality
  • Price
  • Convenience

Our go to place for service!

Black Diamond has been there for us 24/7

  • Overall Experience
  • Quality
  • Price
  • Convenience

Job Locations
for trevor, wi

Raudel S.

Raudel S. Job Checkin

Garbage disposal it’s leaking


Alexander L.

Alexander L. Job Checkin

Air duct cleaning, dryer vent cleaning


Matthew V.

Matthew V. Job Checkin

Yearly generator tune up.


Nick  C.

Nick C. Job Checkin

AIR CONDITIONING CLEAN AND CHECK


Andrew F.

Andrew F. Job Checkin

Furnace clean and check


Andrew F.

Andrew F. Job Checkin

Furnace clean and check


Ruger W.

Ruger W. Job Checkin

Maintenance on generator


Rick A.

Rick A. Job Checkin

Generator Ptu


Raudel S.

Raudel S. Job Checkin

Relief valve is leaking


Nick  C.

Nick C. Job Checkin

Air conditioning clean and check


Nick  C.

Nick C. Job Checkin

Air conditioning clean and check


Tony B.

Tony B. Job Checkin

Add relocate gfci outlet.


Tony B.

Tony B. Job Checkin

Moving outlet


Tony B.

Tony B. Job Checkin

Breaker replaced


Richard S.

Richard S. Job Checkin

Breaker for bath lights and outdoor lights keep tripping. Discovered the arc fault breaker was faulty, and tripping under any load. Replaced breaker, everything is working fine now.