Tenacious Cleaning Services Inc. 1050 Ensell Road, Lake Zurich, IL 60047

"Tenacious Cleaning Services is the best of the best when it comes to all of your janitorial needs! From ownership all the way to the cleaning staff themselves, this company will give you everything you need and more! I have seen their efforts on display time and time again since 2007 and look forward to many more years ahead! If you are looking for your next janitorial partner, Tenacious is the clear choice!"

"Absolutely fabulous company. One of the best BSC's in the Chicagoland area. Bob, Terry, and Alma have a sense of urgency about everything that is done within the company. The daily service that they provide their customers is fabulous! Customer satisfaction is across the board with all of their clients. Passion and integrity driven company. Top notch!!!!!!"

"Bob and his staff at Tenacious Cleaning Services are highly knowledgeable when it comes using the correct product mix to properly disinfect and clean facilities. The end goal is to provide the best service at the lowest possible cost and I believe Tenacious Cleaning Services has achieved this. Tony Chand Pike Systems Inc. Montgomery, IL"

"The daily Janitorial services from Tenacious are great! They have a complete team handling all our janitorial needs on campus as well as maintenance services for many years. The day porter services thoroughly follow through with daily rounds and are quick to respond when needed at the school."

"Great company and the owners Bob and Terri are very responsive. Customer service is top notch and quality of cleaning is always consistent."