ABOUT GEMBECKI MECHANICAL SERVICES, INC. Trusted Central Florida HVAC Company Since 1991. Gembecki Mechanical Services, Inc. is family owned and operated, serving all of Central Florida since 1991. Our goal is to provide safe, quality workmanship with outstanding service. We understand the importance of customer service and that your time is valuable. Our technicians are radio dispatched for quick response and we are open 24/7 to be there for our customers. We are ready to handle all your air conditioning and heating needs. We specialize in home comfort and air quality control to ensure your family is comfortable in your environment.