GLEESON POWERS INC IS A UL QUALIFIED AND FM APPROVED FIRESTOP AND FIREPROOFING CONTRACTOR. GPI IS FIRMLY COMMITTED TO PROVIDING THE BEST POSSIBLE SERVICE AND QUALITY TO OUR CUSTOMERS. WE HAVE EXTENSIVE EXPERIENCE IN COMMERICAL CONSTRUCTION IN THE NYC AREA. WE TAKE A PROFESSIONAL APPROACH AND INSIST ON THE HIGHEST STANDARDS OF WORKMANSHIP, SAFETY AND CUSTOMER SERVICE.