Coy Lane

Part of Iracoal, Inc., Industrial Fuels Minerals Co. is a company based in Denver, CO.

Red Oak Capital Management LLC is a private equity firm. The private company is based in Houston, TX. The company was founded by James M. Whipkey, Robert E. Rasmus.

Tortoise Capital Advisors LLC (TCA) is a SEC-registered investment advisor firm headquartered in Overland Park, Kansas. The firm was founded by Harold Birzer in 2002 and is a subsidiary of TortoiseEcofin Borrower LLC (formerly Tortoise Borrower LLC), ultimately held by TortoiseEcofin Investments LLC. TCA provides investment management services to individual and institutional investors and pooled investment vehicles.

Appalachian Energy Holdings LLC provides oilfield and coalfield services. It provides well-site support & construction, logistics, mass earth excavation, road construction, surface mine area preparation, timber hauling, equipment, and environmental solutions. The company was founded by Rebecca Paxton in 1992 and is headquartered in Charleston, WV.

Lightfoot Capital Partners LP seeks investment opportunities in middle market companies located in the United States. The fund targets companies operating in a broad range of sectors and industries. It provides financing for buyout transactions.

Part of James River Coal Co., James River Coal Sales, Inc. is a company that deals with coal and other minerals and ores. The company is based in Richmond, VA.

TortoiseEcofin Investments LLC engages in the provision of investment advisory services. It also offers investment vehicles which includes closed-end, open end, interval, and private funds. The company was founded by H. Kevin Birzer, David J. Schulte, Zachary A. Hamel, Kenneth P. Malvey, and Terry C. Matlack in December 2002 and is headquartered in Leawood, KS.

Zenith Energy LP develops and operates terminals that store and distribute petroleum. The company is headquartered in Metuchen, NJ.

International Coal Group, Inc. produces coal. The company was founded in May 2004 and is headquartered in St. Louis, MO.

Global Factory, Inc. provides collaborative manufacturing execution systems. The firm's software gather, organize & analyze demand, production & quality data from various sources and monitor key indicators & execute business processes to control, manage & optimize distributed manufacturing operations. The company was founded in 1999 and is headquartered in Santa Clara, CA.

University of Houston System offers higher education degrees and job training or vocational study programs. It offers about 280 undergraduate and graduate degree programs in fields such as business, education, humanities and law. It was founded in 1927 and is headquartered in Houston, TX.

Progress Fuels Corp. produces coal and natural gas. The company's coal is mined in the Appalachian region of US. The company is headquartered in Raleigh, NC.

First Chicago Insurance Co. provides insurance services. It offers personal auto insurance commercial auto and artisan general liability insurance products. The company was founded on December 14, 1920 and is headquartered in Bedford Park, IL.

National Industrial Sand Association operates as a non-profit organization that offers industrial sand products. It offers ceramics and refractories; chemical production; construction; filtration and water production; glass production; metal casting; metal production; oil and gas recovery; paint and coatings; and recreational products. The company was founded in November 1935 and is headquartered in Washington, DC.

Part of James River Coal Co., International Resource Partners LP produces and sells metallurgical and steam coal. The company is based in South Charleston, WV. International Resource Partners was acquired by James River Coal Co. from Lightfoot Capital Partners Fund on April 18, 2011 for $475 million.

ADA Carbon Solutions LLC engages in the provision of powdered activated carbon products optimized for mercury compliance in emission control applications. Its products include fastpac series, fastpac premium, and powerpac premium. The company was founded in 2008 and is headquartered in Littleton, CO.

Tinuum Group LLC manufactures and refines coal products. The company is based in Greenwood Village, CO. Richard C. Dowd has been the CEO of the company since 2015.

Hi-Crush Proppants LLC engages in the provision of proppant and logistics solutions to the North American petroleum industry. The firm owns and has options to acquire sand excavating and processing locations located in Wisconsin. It also offers premium frac sand and logistics services to E&P companies, integrated service companies and pressure pumping companies, on contract and spot basis. Its services include transload, terminal and storage, and railcar storage and handling. The company was founded by Robert E. Rasmus and James M. Whipkey in October 2010 and is headquartered in Houston, TX.

Hi-Crush GP LLC is a producer and supplier of premium Northern White frac sand, which is used as a preferred prop pant in unconventional oil and gas wells. The company was founded in 2010 and is headquartered in Houston, TX.

Part of Lightfoot Capital Partners LP, Lightfoot Capital Partners GP LLC is an American investment company that focuses on energy-related businesses. The company is based in DE and was founded by Vincent T. Cubbage.

Part of Zenith Energy LP, Zenith Energy Logistics GP LLC operates as a holding American company. Jeffrey R. Armstrong has been the CEO of the company since 2014.

Hi-Crush Blair LLC owns proppants'' raw frac sand processing facility located in Blair, Wisconsin. The company was founded on August 5, 2014 and is headquartered in Houston, TX.

Hi-Crush Whitehall LLC engages in the excavation and processing of raw frac sand for use in hydraulic fracturing operations for oil and natural gas wells. The company was founded on August 3, 2012 and is headquartered in Houston, TX.

Wilson Sheehan Lab For Economic Opportunities operates as a research center in the department of economics. The private company is based in Notre Dame, IN.

Part of Burgundy Diamond Mines Ltd., Arctic Canadian Diamond Co. Ltd. is a company that engages in mining, producing, and supplying diamond assortments. The company is based in Calgary, Canada. The company was founded in 1998. Rory O. Moore has been the CEO of the company since 2021. Arctic Canadian Diamond Co. was acquired by Burgundy Diamond Mines Ltd. from Arctic Canadian Diamond Holding LLC on July 04, 2023 for $26.13 million.