Sigler has been a leading HVAC equipment and controls provider for the Greater Southwestern United States since 1970. We are ... the systems solutions experts for Carrier brand unitary, applied and ancillary products. Additionally, we represent manufacturers with a complimentary line of equipment that takes our total product offering to a higher level beyond generic offerings. We can provide products and services for those customers with unique needs or custom applications. Our representatives each focus on key facets of the industry - mechanical engineering, mechanical contracting, controls and owner satisfaction. For these reasons, you can look to Sigler for your total HVAC system solutions. read more