Harry Hufft

Tucson Electric Power Co., Inc. engages in the generation, distribution, and transmitting electricity. The firm sells electricity, transmission, and ancillary services to retail customers, utilities, municipalities, and energy marketing companies. The company was founded in 1892 and is headquartered in Tucson, AZ.

Quantum Capital Group LLC (Quantum Capital Group) is a private equity firm founded in 1998 by Wil VanLoh, Toby R. Neugebauer and A. V. Jones. The firm is headquartered in Houston, Texas.

Millennium Energy Holdings, Inc. generates, purchases, transmits, distributes, and sells electric energy to retail and wholesale customers. The company is headquartered in Tucson, AZ.

Haddington Ventures LLC (Haddington Ventures) is a private equity firm founded in 1998 by James Chris Jones and John A. Strom. The firm is headquartered in Houston, Texas.

Part of Fortis, Inc., UniSource Energy Services, Inc. is a company that provides natural gas services. The company is based in Kingman, AZ. Susan M Gray has been the CEO of the company since 2020.

Quantum Natural Gas Storage LLC provides natural gas storage services.

Quantum NGS Holdings LLC operates as a holding company which invests in natural gas storage projects. The company is headquartered in Houston, TX.

Quantum Utility Generation LLC acquires, develops, operates and optimizes power generation assets. It generates power from conventional and alternative energy resources. The company was founded in 2010 and is headquartered in Houston, TX.

Peregrine Midstream Partners LLC acquires, develops, and operates multi-cycle natural gas storage assets. It focuses on developing and operating multi-cycle natural gas storage facilities that offers gas transportation and processing, natural gas liquids extraction and production, crude oil and storage, handling, marketing, and sales operations. The company was founded by John M. Hopper and Jeffrey H. Foutch in 2009 and is headquartered in Houston, TX.

Vitruvian Exploration II LLC focuses on exploration, development and production of onshore North American unconventional resources. It engages in developing new plays in shales, carbonates, siltstones, and low permeability reservoirs. The company is headquartered in Cypress, TX.

Vitruvian II Woodford LLC provides oil and gas services. It offers exploration, production, and development activities of oil and gas resources. The company is headquartered in Woodlands, TX.

Tanos Energy II LLC operates as an investment firm. It engages in the acquisition and development of oil and gas assets. The company is headquartered in Tyler, TX.

TransCanada Trust is a unit trust. It has been formed for the purpose of issuing debt securities, including the Trust Notes, and acquiring and holding the Trust Assets in order to generate funds for payment of principal, interest, the redemption price and the amounts payable on purchase for cancellation, if any, and any other amounts, in respect of its debt securities, including the Trust Notes. The Trust was founded on September 16, 2014 and is headquartered in Calgary, Canada.