Koorsen
My first time working with Koorsen. Very courteous and knowledgeable.
By Mark Thaler K.
Sunday, November 8, 2026 · Customer reviews of US businesses
The Fair Hearing score
Great
213 reviews
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Honesty, pricing, process and quality scores appear once 5 customers have rated them.
Since 1946, people have trusted Koorsen to protect their businesses and homes. From our knowledgeable sales people to our highly trained technicians, we have been committed to providing complete fire protection and security solutions that don’t just protect buildings—but protect lives too.
Koorsen Fire & Security (koorsen.com) has 213 customer reviews on The Fair Hearing, with an average rating of 4.2 out of 5.
Showing 139 reviews with 5 stars · Clear filters
My first time working with Koorsen. Very courteous and knowledgeable.
By Mark Thaler K.
Very professional and did a great job of communicating their time line and told us when the alarm was going to be tested.
By customer
Great customer service
By customer
Always professional, polite and get the job done timely!!
By RCVA
Response from Koorsen Fire & Security· Mar 5, 2020
Thank you for your review, we really appreciate the feedback and are happy to have you as a customer!
Excellent service. Professional, Friendly personnel. Above and beyond requirements of the job to help client.
By customer
Fast service, in and out!!
By Angulia D.
thanks for the service
By customer
You service man was very polite and professional.
By Rick N.