Greg J. Rieffenberger

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.

Redlinger Bros. Plumbing & Heating Co. engages in the provision of mechanical design and drafting, residential service and repair, and commercial, industrial, and institutional construction. It offers drain cleaning, water heaters, disposals, sump pi=umps, whirlpool, faucet, fixtures, thaw frozen pipes, boilers, in floor radiant heat, and gas piping. The company was founded in 1946 and is headquartered in Watertown, SD.