Stephen Michael Semlitz

Sprague Operating Resources LLC generates and distributes oil and natural gas. Its products include diesel, gasoline, home heating oil, and residual fuels. The firm also offers differentiated products and services including value-added customer support and online tools. The company was founded by Charles Hill Sprague in 1870 and is headquartered in Portsmouth, NH.

Goldman Sachs, Inc. provides investment and financial services. The company is headquartered in New York, NY.

Hartree Partners LP (Investment Management) (Hartree Partners-IM) is the investment management division of Hartree Partners LP, a global merchant commodities firm headquartered in New York City. It was originally founded as Hess Energy Trading Co. (HETCO) in 1997 by Guy Merison, Stephen Semlitz and Stephen Hendel. In 2014, it was announced that funds controlled by Oaktree Capital would be acquiring Hess Corp.’s interests in HETCO with the new company taking the name Hartree Partners LP. The firm is owned by the founding partners, senior staff, and certain funds managed by Oaktree Capital Management LP. Hartree Partners-IM provides a wide range of investment services to a substantial and diversified customer base that includes corporations, financial institutions, governments and individuals.

Hartree Partners (UK) Ltd. engages in proprietary trading in crude oil and petroleum products. The company was founded on October 3, 1997 and is headquartered in London, the United Kingdom.

Part of Hartree Partners LP, Hartree Partners Power & Gas Co. (UK) Ltd. is a British company that explores, produces, purchases, transports, and sells crude oil. The private company is based in London, UK and was founded in 2001.

Sprague Resources LP engages in the purchase, storage, distribution and sale of refined products and natural gas. It operates through the following segments: Refined Products, Natural Gas, Materials Handling, and Other Operations. The Refined Products segment offers refined products, such as heating oil, diesel, residual fuel oil, kerosene, jet fuel and gasoline. The Natural Gas segment purchases, sells and distributes natural gas. The Materials Handling segment stores various customer owned products, which includes asphalt, clay slurry, salt, gypsum, coal, petroleum coke, caustic soda, tallow, pulp and heavy equipment. The Other Operations segment includes the marketing and distribution of coal conducted in Portland, Maine terminal, commercial trucking activity conducted by Canadian subsidiary and heating equipment service business. The company was founded by Charles Hill Sprague in 1870 and is headquartered in Portsmouth, NH.

Part of Hartree Partners LP, Sprague Resources GP LLC engages in the purchase, storage, and distribution of refined products and natural gas. The private company is based in Portsmouth, NH. Sprague Resources GP was acquired by Hartree Partners LP from Sprague Resources Holdings LLC on May 28, 2021.

Part of Hartree Partners LP, Hartree Partners Advisory Services U.K. Ltd. provides business advisory services. The private company is based in London, UK and was founded in 2001.

Founded in 2017, Hartree Partners Securities (UK) Ltd. is a professional, scientific, and British technical services company. Part of Hartree Partners LP, the private company is based in London, UK.