Alejandro Wolff

Pacific Gas & Electric Co. engages in the provision of natural gas and electric services. It owns and operates an integrated natural gas transportation, storage, and distribution system in California and also offers backbone gas transmission, gas delivery, and gas storage services as separate and distinct services. The firm also offers gas supply and gathering facilities. The company was founded in 1905 and is headquartered in Oakland, CA.

Frontier Airlines, Inc. provides airlines services. It offers passenger and freight transportation services such as seat assignment, electronic ticketing curbside check-in and online check-in services. The company was founded on July 5, 1994 and is headquartered in Denver, CO.

Rockwood Holdings, Inc. operates as holding company with interest in manufacturing chemical products. The company was founded in September 2000 and is headquartered in Baton Rouge, LA.

Versum Materials, Inc. engages in the provision of solutions to the semiconductor and display industries. The company focuses on molecular design and synthesis, purification, advanced analytics, formulation development and containers, and delivery systems. It operates through the following business segments: Materials; Delivery Systems and Services; and Corporate. The Materials segment offers specialty materials for the high-growth electronics industry, focusing on the integrated circuit and flat-panel display markets. The Delivery Systems and Services segment designs, manufactures, installs, operates, and maintains chemical and gas delivery and distribution systems for specialty gases and chemicals delivered directly to their customers' manufacturing tools. The Corporate segment includes administrative costs such as information technology, general services, human resources, legal, accounting, and other services, as well as foreign exchange gains and losses, and other income and expense that cannot be directly associated with operating segments. The company was founded on November 17, 2015 and is headquartered in Tempe, AZ.