Jonathan Guy Merison

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.

Douglas Terminals NV operates as a liquid bulk storage terminal. It offers jet fuel, gasoil, diesel, and biodiesel. The company was founded on April 7, 2016 and is headquartered in Ghent, Belgium.

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

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.

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.

Hartree Partners LP engages in the provision of merchant commodities. The firm specializes in energy and its associated industries. Its services include proprietary trading and arbitrage, risk management, structured transactions, consultancy, and principal investing. The company was founded by Stephen Michael Hendel, Stephen Michael Semlitz and, Guy Merison in March 1997 and is headquartered in New York, NY.

Odyssey Partners LP is a private investment partnership. The company was founded by Jack Nash and Leon Levy in 1982 and is headquartered in New York, NY.