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Belvidere, IL

See our Belvidere customer reviews below

Local Reviews
for Belvidere, IL

Rated 4.9 out of 5 stars based on 98 customer reviews

Map of Belvidere, IL

Installers we're professional, thoroughly addressed our concerns and questions.




Never a bad experience dealing with Black Diamond, were always quick to respond to our service calls.


Map of Belvidere, IL

Professional, Friendly, and Efficient




David worked with a teammate (Tim) to install our new furnace. He began the work alone, and accomplished a lot! David explained everything well and ensured we understood what we needed to know. They even swept up any mess created in the basement! The old furnace was removed and replaced in a surprisingly short amount of time. Now we're prepared for whatever type of winter weather comes our way. Thank you!


Map of Belvidere, IL

True Professional, Always




Mike is a true professional! We've met him before, and he always goes above and beyond requirements to ensure we're happy when he leaves. Mike treats us like friends, gives great advice, and works within his customers' budgets. His teammates/crew are also great -- they're learning from the best! Thank you!


Map of Belvidere, IL

Great job!





Map of Belvidere, IL

So satisfied with there work and total friendly attitude. I would recommend them




Happy with install and service. Great workmanship


Map of Belvidere, IL

Great service




Josh arrived promptly, was very easy to talk to & explain the problem, very knowledgeable, explained my options and fixed the problem quickly. What more could anyone want?


Map of Belvidere, IL

Wonderful!




Dan was great....explained everything done in detail and was so personable. Thank you, Dan!!!! What we had done was pricey, to say the least, but our problem is fixed, hopefully forever!


Map of Belvidere, IL

Amazing Service Guys




From our initial service call to the plant they sent as a thank you for our business... Black Diamond shines above the rest. Our service technician and installers were courteous, professional and so very friendly. Well done Ryan Geraty and Tim B. !


Map of Belvidere, IL

Great Job!!!




Two of the workmen came and worked on the humidifiers in our home. They did a fantastic job. They were courteous, clean, and through in all of the work that they did. Much appreciated.


Map of Belvidere, IL

Good quick installation and service




After finding out my 20 year old A/C was in need of more than 'quick fix' I decided to install the new Bryant Evolution system which was ordered, and installed the next day. Old parts were taken out and removed, then the new parts and wi-fi thermostat fitted. Excellent service and completed job done.


Good quick installation and service




A/C was not cooling well. Tech guy came (Michael) and found the refrigerant was very low, obviously slowly leaked out since used last year. As some of the parts in the A/C unit are original, (20 years) after Michaels explanation, I opted to have the new Bryant Evolution system installed. This was very quick, as he fixed it up that this could be done the next day, so 08:00am Wednesday morning, 2 service guys came, (David and Corey) took out all the old parts, then installed, setup, and explained the controls on the new 'touch type' screen. Very pleased with all the tech guys and installation. Good job!!


Great service and price




We were worried because water heater replacement is outrageous price wise. As it would turn out, outrank is in good condition and only needs parts replace and it cost us 1/3 of what we expected. The serviceman could have taken us to the cleaners but was honest. How refreshing. The only drawback was the amount of time it took to get him to us. The office could have communicated better. Our plumber that came out was exceptional.


Great Service as Uusual





Outstanding Service, Knows His Stuff




Michael C. conducted an annual air conditioner check. We knew the unit was on its last legs, which he confirmed. (Bummer) However, Mike talked us through our options and helped us choose a new air conditioner unit, and arranged same-day installation. We believe it will last us for years! Thank you to Mike for his knowledgeable, friendly assist.


Highly Recommend




Repeat customer, first furnace and now central air. Very professional from sales to installation.


Great job




Explanation of what was done... very knowledgeable


Great service




They were reasonable priced & worked quickly to solve the problem


Phil is very knowledgeable and very easy to work with.





Great service





Fast response and friendly service




Phil was very knowledgeable and communicated everything qite well so that we understood everything.


Rodolfo C.

Rodolfo C.

Installing furnace

Near Wentworth Pl, Belvidere, IL 61008
James R.

James R.

Installing Bryant furnace and housewife tstat

Near Wentworth Pl, Belvidere, IL 61008
Jack L.

Jack L.

Water heater issues

Near Derby Ln, Belvidere, IL 61008
Jack L.

Jack L.

Water heater issues

Near E 6th St, Belvidere, IL 61008
Rick A.

Rick A.

Light fixtures

Near IL-76, Belvidere, IL 61008
Rick A.

Rick A.

Wiring estimate

Near E Chrysler Dr, Belvidere, IL 61008
Raudel S.

Raudel S.

Pipe is leaking down in the basement

Near S Main St, Belvidere, IL 61008
Tim B.

Tim B.

Starting AC coil install

Near Arrowwood Ln, Belvidere, IL 61008
James R.

James R.

Installing Bryant condenser and coil

Near King St, Belvidere, IL 61008
Mario A.

Mario A.

Hydro jet sewer

Near US-20 BUS, Belvidere, IL 61008
Dave K.

Dave K.

Replacing water heater.

Near Derby Ln, Belvidere, IL 61008
MICHAEL C.

MICHAEL C.

Airconditioner service and maintenance with free estimates and financing options available

Near Carbineer Dr, Belvidere, IL 61008
Ross B.

Ross B.

Repipe

Near W Madison St, Belvidere, IL 61008
Jesse H.

Jesse H.

Drain

Near Franklin St, Belvidere, IL 61008
Zaim M.

Zaim M.

Faucet leaking

Near Merrill Dr, Belvidere, IL 61008
Tim B.

Tim B.

Starting full install and chimney liner

Near Ruby St, Belvidere, IL 61008
Gerad A.

Gerad A.

E.M. Lights

Near Gateway Center Dr, Belvidere, IL 61008
Gerad A.

Gerad A.

100amp panel

Near Gateway Center Dr, Belvidere, IL 61008
Tim B.

Tim B.

Finished with AC,coil install

Near Clear Water, Belvidere, IL 61008
JOSE M.

JOSE M.

I'm working on water line repair

Near Summerset Dr, Belvidere, IL 61008
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