LCM HVAC INC is your local HVAC company. Our technicians are committed to your comfort and satisfaction. Beat the heat with AC installation you can trust. Our air conditioning installation service will keep your home comfortable throughout the summer when you need it most. Whether you’re looking for AC installation for a new-construction home or business or you’d like to replace an old unit, you know who to call. With more than 200 locally owned and operated locations in NEW YORK.