HamiltonAir Company, Inc., has been granted license #0839130-DCA by the City of New York Department of Consumer Affairs as a Home Improvement Contractor. Our EPA “Lead-Safe” Certificate number is NAT-33064-2, and Supervisory Employee Certificate number is R-R-88481-15-00133. Our State of New Jersey Consumer Affairs License number is #13VH00344600, and our State of New Jersey Master HVAC Contractor’s License number is #6039. Our mechanics and supervisors hold certificates for the OSHA 30-hour construction course, plus they are independently tested and E.P.A. certified by the Refrigeration Service Engineers Society for recovery, reclaiming and recycling refrigerant gases.