Benjamin Rizzo

Part of 3Phase Elevator Corp., Hadfield Elevator provides elevator and escalator maintenance, repair, modernization and construction services. The company is based in Carnegie, PA. Hadfield Elevator was acquired by 3Phase Elevator Corp. The company was founded in 1930 by Alex M. Hadfield.

Part of Secureaire Inc, SecureAire Technologies LLC is a company that specializes in advanced air purification systems. The company is based in Dunedin, FL. The company's flagship product, the Advanced Collector System, is an electronically enhanced air purification system that is designed to improve indoor air quality. The company has developed a number of highly sophisticated air purification technologies to improve IAQ. The company was founded in 2004 by Don Hess. Benjamin Rizzo has been the CEO of the company since 2022.