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

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Local Reviews
for roscoe, il

Rated 4.9 out of 5 stars based on 65 customer reviews

Great job Axberg Black Diamond.

Our Electrician Doug was courteous and professional. We received solid advice and service on the job we requested to have done.

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great service,

I was without AC for 3 1/2 days very hot humid days. Clay came over found the problem and had the AC working. Thank you !!!! did I mention, I am 84 yrs. old and need the AC.

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great service and on time.

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great service and on time.

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Superior Service!

The boys were polite, explained all procedures, and shared pictures of before and after. . . . I could see how much I needed the ducts cleaned and how clean they are now. Great work guys!

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Helpful, respectful, professional

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Awesome Service

The two service men here today were excellent! They weren’t able to put the furnace in last night so they provided space heaters until today! They explained every detail of the installation with me including setting up the digital thermostat! In addition, they found a plumbing issue that I had for while and assisted me with that! Totally professional in every way! Additionally, they cleaned up the entire area!

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Great service, friendly tech

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Great Service--on time and quick, excellent work

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12 Years of Excellent Service

Oscar A. continues the excellent service of Black Diamond (Axberg). Efficient and prepared tech service for our furnace.

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Job Locations
for roscoe, il

Luis E.

Luis E. Job Checkin

Water heater replaced


Aaron K.

Aaron K. Job Checkin

Tankless heater


Aaron K.

Aaron K. Job Checkin

Tankless Hester


Dustin  W.

Dustin W. Job Checkin

Ac and furnace clean and check


DOUG R.

DOUG R. Job Checkin

Outdoor lighting install


Keith H.

Keith H. Job Checkin

AC system not working


Gerad A.

Gerad A. Job Checkin

Generator repair


Matthew V.

Matthew V. Job Checkin

Installed an outlet in new location. Converted 40 amp 240v circuit to 20 amp 120v. Installed customer supplied ceiling fan.


Dave K.

Dave K. Job Checkin

Water heater not working


Alexander L.

Alexander L. Job Checkin

Air duct cleaning


Tim M.

Tim M. Job Checkin

A/C estimate


Brian S.

Brian S. Job Checkin

Excavation For Sewer And Gas Repair


Gerad A.

Gerad A. Job Checkin

Electrical troubleshoot


Clay C.

Clay C. Job Checkin

Air conditioning repair


Juan M.

Juan M. Job Checkin

Water heater issue