Mr. Butler manages the technology development organization and the products business. He has been with the Company for more than 20 years. Mr. Butler has been an innovator in embedded networking technology for building automation. He has been a significant contributor to the design of the BACnet network protocol (ASHRAE Standard 135), the BACnet test standard (ASHRAE Standard 135.1), and the Facility Smart Grid Information Model (ASHRAE/NEMA Standard 201). In 2000, Mr. Butler established the BACnet Testing Laboratories for the BACnet Manufacturers Association (now BACnet International), and managed its product testing program for six years. Mr. Butler received B.S. and M.S. degrees in Aeronautics & Astronautics from the Massachusetts Institute of Technology.