Roger Mendelovitz

Pioneer Cos., Inc. manufactures and distributes chemical and related products. Its products include chlorine and caustic soda. The company was founded in 1988 and is headquartered in Houston, TX.

HII Mission Technologies Corp. engages in the provision of engineering, information technology, and operational solutions and services. It offers artificial intelligence, LVC training, modernization and sustainment, networks and software, systems engineering and integration, and weapons platforms. The company is headquartered in McLean, VA.

D. E. Shaw Laminar Portfolios LLC (DE Shaw Laminar) is a private equity subsidiary of D. E. Shaw & Co. LP founded in 1988. The firm is headquartered in New York.

Tronox, Inc. manufactures and produces titanium dioxide. It offers mineral sands, titanium dioxide pigments, and electrolytic chemicals. The company was founded on June 6, 2005 and is headquartered in Oklahoma City, OK.

Southern Methodist University is a private university near the center of Dallas, SMU offers undergraduate, graduate, and professional programs through seven schools in the humanities and sciences, business, the performing, visual, and communication arts, engineering, education and human development, law, and theology.

Halliburton Energy Services, Inc. provides oilfield services. It offers technical products and services for petroleum, natural gas exploration and production. The company is headquartered in Houston, TX.

Fried, Frank, Harris, Shriver & Jacobson LLP provides legal services. Its clients include Bank of America, Dow Jones and Northrop Grumman. The company has offices in Frankfurt, Hong Kong, London, New York, Paris, Shanghai, and Washington. Fried, Frank, Harris, Shriver & Jacobson was founded in 1971 and is headquartered in New York, NY.

Legacy Partners Group LLC provides investment banking services. It provides financial advisory services to healthcare, energy, financial services, retail, and technology sectors. The company was founded in 2003 and is headquartered in New York, NY.

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.

Avista Capital Holdings LP (Avista Capital Partners) is a private equity firm founded in 2005 by Steven Webster and Thompson Dean. The firm is headquartered in New York.

Utex Industries, Inc. designs and manufactures custom rubber seals and components. The firm offers cross overs, urethane molding, fluid end expendables and polymeric seals. Its products include flanges, XLH header rings, frac valves & seats, shock sub, plungers & pony rods, suction manifolds and spring energized seals. The company was founded on July 2, 1940 and is headquartered in Houston, TX.

EnviroSolutions, Inc. provides solid waste collection, disposal and recycling services. The firm offers its services for dumpers, construction waste, waste removal, waste reporting, disposal facilities, special and industrial waste, and recycling for single-stream, construction, electronics, food waste, LEED and fiber. The company was founded in 2003 and is headquartered in Manassas, VA.

The American Gas Association represents over 200 energy companies that provide natural gas service to 180 million Americans. The private company is based in Washington. The American company's natural gas utilities are committed to reducing greenhouse gas emissions through new and modernized infrastructure and advanced technologies that maintain reliable, resilient, and affordable energy service choices for consumers. The company advocates on behalf of its member natural gas distribution utilities before Federal agencies in the area of energy market regulation.

Society of Petroleum Engineers, Inc. provides petroleum engineering services. The non-profit company is based in Allen, TX and has subsidiaries in United States, India and Canada.

Boart Longyear Ltd. engages in the provision of drilling services, drilling equipment, and performance tooling. It operates through the Global Drilling Services and Global Products segments. The Global Drilling Services segment provides services to companies in mining, energy, and other industries. The Global Products segment manufactures and sells drilling equipment and performance tooling to customers in the drilling services and mining industries. The company was founded by Edmund J. Longyear in 1890 and is headquartered in West Valley City, UT.

Ascribe Management LLC (Ascribe) is a SEC-registered investment advisor headquartered in New York City. The firm was founded in 2006 by Anthony Grillo and American Securities LLC, an affiliated investment manager to private investment vehicles that specializes in private equity and related investments. Ascribe was a wholly owned subsidiary of American Securities until June 30, 2021, when American Securities engaged in a business combination with Birch Grove Capital LP. Ascribe serves as an investment manager to related private investment vehicles (the Ascribe Funds).

CSL Capital Management LLC (CSL Capital) is a private equity firm founded by Charles Leykum in 2008. The firm is headquartered in Houston, Texas.

Rockwater Rockies LLC provides oil and gas services. The company was founded on April 27, 1995 and is headquartered in Houston, TX.

PT Halliburton Indonesia provides products and services to the energy industry for exploring, developing and producing oil and natural gas. The private company is based in Jakarta, Indonesia.

ESPBP Intermediate Holdings LLC operates as a holding company. The company is headquartered in Chantilly, VA.

CIG Logistics Services LLC engages in the provision of oil field logistics services. It offers transloading, inventory management and storage services. The company was founded in 2013 and is headquartered in Fort Worth, TX.

Part of Innospec, Inc., Independence Oilfield Chemicals LLC specializes in stimulation of chemical and cementing solutions. The company is based in The Woodlands, TX. The company was founded by James Michael Brown. Independence Oilfield Chemicals was acquired by Innospec Oil Field Chemicals LLC from CSL Capital Management LLC on October 27, 2014 for $228 million.

Conquest Completion Services LLC operates as an oilfield services company providing coiled tubing services, as well as surface equipment rentals. It offers coil tubing, downhole motors, completion fluids, oil skimmers, flow back and rental equipment. The company was founded by Nathan Moore in 2014 and is headquartered in Bossier, LA.

Rubicon Oilfield International Ltd provides support activities for oil and operations. The firm offers drilling and completion solutions and products. It also offers directional, horizontal well construction, performance, extended reach drilling, hole conditioning and frac plug milling applications. The company was founded by Michael E. Reeves and John B. Griggs in June 2015 and is headquartered in Houston, TX.

Delta SubSea LLC provides remotely operated underwater vehicle (ROV) services and solutions, consulting and engineering, and tooling solutions for the subsea oil and gas industry. Its ROV fleet is focused on solutions for customers in the inspection, repair and maintenance, construction, drilling and decommissioning market segments. The firm's consulting and engineering division provides customers with services including: project management, subsea project support, subject matter experts, and client representation for diving/ROV/subsea construction. Its tooling solutions range from engineering and manufacturing to assembly, testing, training, operation, and maintenance. The company was founded by Scott Dingman in 2004 and is headquartered in Montgomery, TX.

PinHigh Capital Partners LLC (PinHigh Capital Partners) is a private equity firm founded in 2018. The firm is headquartered in Houston, Texas.

Ascribe Capital LLC (Ascribe Capital) is a private equity firm founded in 2006 and headquartered in New York, USA. The firm is a subsidiary of American Securities LLC.

Wayfinder Resources LLC provides oil and gas exploration and production services. The company was founded in 2017 and is headquartered in Houston, TX.

Circulus Holdings PBLLC engages in the manufacture of plastic resin and synthetic fiber. The company is headquartered in Houston, TX.