York Building Services Inc. (YBS), a commercial cleaning contractor based in New York City and Northern New Jersey, has joined the National Service Alliance (NSA).

For over 25 years, YBS has serviced hospitality, commercial and educational facilities with an emphasis on green cleaning and environmentally-friendly products and procedures. They use EPA registered and Green Seal-certified products and pride themselves as a trustworthy contractor, with occupant health being top of mind. Additionally, they actively stay on top of the latest industry trends, be it safety procedures, training methods, equipment or otherwise.