Paul C. O'Brien

GHT Ltd. provides mechanical, electrical, and plumbing engineering services. It offers system design, operations and energy services, and real estate advisory services. The company was founded by Goodwin H. Taylor in 1965 and is headquartered in Arlington, VA.

The American Society of Heating Refrigerating & Air-Conditioning (ASHRAE) provides resources to help designers make buildings more resilient to natural disasters. The non-profit company is based in Peachtree Corners, GA and has subsidiaries in the United States. The company's focus is on helping buildings and their systems withstand and recover from adverse events.

The U.S. Green Building Council, Inc. is a non-profit organization that aims to transform the way buildings and communities are designed, built, and operated to create an environmentally and socially responsible environment. The non-profit company is based in Washington and was founded in 1993 by Steven Richard Fedrizzi. The organization provides a framework for creating healthy, efficient, and cost-saving buildings through the Leadership in Energy and Environmental Design (LEED) rating system. The LEED certification is available for virtually all buildings, communities, and homes. The organization offers various resources, including exam prep materials, to help professionals advance their careers in green building. Peter Templeton has been the CEO of the American company since 2021.