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

Local Reviews
for belvidere, il

Rated 4.9 out of 5 stars based on 225 customer reviews

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Awesome service, friendly!

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Great Service

Always pleased with their service as we have used them on several occasions from some plumbing repair to replacing furnace and water heater. Always prompt,courteous and professional.

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very thorough and knowledgable

kevin was very efficient left the area very clean and answered all of my questions

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Good, timely service

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Great friendliness and service

Kevin did an outstanding job and would recommend his talents anytime

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Good service

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Black Diamond is number one for a reason

Black Diamond has implemented a recipe for success and excellence in all areas they service. Their business formula is the best in the industry and I suspect they will only get better and better. When something works, keep it going and only twerk little things here and there through the years. Listen to your customers within reason and staff the company they way only Black Diamond knows how. The quality of all your technicians is second to none. Their knowledge, professionalism, understanding and caring for their customers and the services the perform our outstanding, to say the least. I have never had 4 or 5 people from same company come out to my home and I couldn't tell u which one I liked the most. Absolutely phenomenal experiences with Black Diamond and more to cone in the future!! Nice to see a company, a big company, that cares soo much about the customer. Keep up the great work!! Keep surrounding yourself with these great technicians and there will be a lifetime of awards for you. Your technicians sell Black Diamond on each and every job, they provide the foundation for a great past, present and future!!!!!!

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Great Service

They did a great job.

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quick response

Ros was thourough and knew what he was doing.

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Job Locations
for belvidere, il

Kevin D.

Kevin D. Job Checkin

Installed water heater


Kevin D.

Kevin D. Job Checkin

Replaced main valve


Kevin D.

Kevin D. Job Checkin

Replaced tub cartridge


Kevin D.

Kevin D. Job Checkin

Installed tankless water heater


Kevin D.

Kevin D. Job Checkin

Repaired gas leaks.


Kevin D.

Kevin D. Job Checkin

Pulled and reset toilet


Kevin D.

Kevin D. Job Checkin

Installed tub/shower cartridge


Kevin D.

Kevin D. Job Checkin

Installed water heater


Kevin D.

Kevin D. Job Checkin

Installed water heater.


Kevin D.

Kevin D. Job Checkin

Replaced sump pumps.


Kevin D.

Kevin D. Job Checkin

Install kitchen faucet


Tom T.

Tom T. Job Checkin

Installing Amana furnace and AC


Jason S.

Jason S. Job Checkin

Investigating plumbing


Tom T.

Tom T. Job Checkin

Installing new Amana AC


Jason S.

Jason S. Job Checkin

Drain clogged