"The purpose of this letter is to inform you on what great service I receive from NIR. As you may know I’m the Building and Grounds Foreman and with this position I use many vendors to do a variety of work. NIR is a top notch company with outstanding customer service and I would recommend to anyone. Bob does an excellent and thorough job on preventive maintenance and is very good at finding potential leak locations. In the event that I do have a leak, the response time from NIR is very fast. If you or anyone of your future customers have any questions, feel free to contact me."