Christopher Carlston

Amberjack Capital Partners LP (Amberjack Capital) is an independent private equity firm founded in 2006 by Charles R. Cherington and Curtis W. Huff. The firm is headquartered in Texas.

Part of Amberjack Capital Partners LP, Cherington Capital LLC is a company that provides investment advice. The company is based in Cambridge, MA. The company was founded by Charles Reed Cherington.

ROVOP Ltd. provides subsea remotely operated vehicle services. Its services include drill support, construction, cable lay support, survey, decommissioning, and IRM. The company was founded in 2011 by Gray steven and is headquartered in Aberdeen, the United Kingdom.

KRG Industries Ltd. provides subcontract engineering services. The company was founded in 1983 and is headquartered in Aberdeen, the United Kingdom.

Proserv Group, Inc. manufactures production equipment for the oil and gas industry. The firm offers drilling and production technology products, including control systems, regulators, and fluid sampling technology systems; check, relief, shuttle, SPM, directional control, and instrumentation valves; and chemical injection equipment, systems, panels, and skids. It also provides subsea control systems, installation and intervention control systems, and subsea dredging and sampling systems; and BOP stack and tree refurbishment, assembly, FAT, and SIT solutions for subsea and offshore renewable markets. The company was founded in 1974 and is headquartered in Westhill, the United Kingdom.

Bateman Litwin NV supplies technology, engineering, procurement and project management services to world's oil and gas, power, renewable energy, minerals, phosphate and solvent extraction dependent industries. The Group operates under three industry-recognized brands which, include Bateman, Litwin and Delta-T. It was founded in 1919 and is headquartered in Amsterdam, Netherlands.

Divert, Inc. provides recycling solutions. It offers cardboard, organics and food rescue recycling solutions. The company was founded in 2007 and is headquartered in Concord, MA.

GIDARA Energy BV is a company based in Nootdorp, Netherlands that specializes in converting non-recyclable waste into advanced biofuels and circular chemicals using patented technologies. The Dutch company's high-temperature Winkler technology can produce valuable products and advanced biofuels for use in the road transport, marine, and aviation sectors, helping these sectors to reduce their use of fossil resources, reduce carbon emissions, and become more sustainable. GIDARA Energy's objective is to meet the demand for cleaner fuels, reduce carbon emissions, reduce waste, and create a more circular economy. The company was founded in 2019, and Norbert Walter Josef Kamp has been the CEO of the company since 2022.

Utility Global, Inc. engages in the provision of zero-carbon energy solutions. The company is headquartered in Provo, UT.

Part of Px Holdco2 Ltd., Px Holdco3 Ltd. functions as an investment holding British company. The company is based in Stockton-On-Tees, UK. Founded in 2021.

Part of Eterna Therapeutics, Inc., Eterna Therapeutics LLC is a clinical-stage biopharmaceutical company based in New York, NY. The company is focused on exploring the role that cytokine-based therapy can have on the immune system in treating patients with cancer. Eterna Therapeutics is committed to developing irx-2, a novel cytokine-based therapy, to treat patients with cancer. The active constituents of irx-2, namely interleukin-2 (il-2) and other key cytokines, are postulated to signal, enhance and restore immune function suppressed by the tumor, thus enabling the immune system to attack cancer cells. Eterna Therapeutics is a late clinical-stage biopharmaceutical company focused on il-2 cytokine-based therapies in treating patients with cancer. Eterna Therapeutics was acquired by NTN Buzztime, Inc. on March 25, 2021 for $213.30 million.

Brooklyn Immunotherapeutics Investors LP provides investment services. The company is headquartered in Houston, TX.

Aegis Chemical Solutions LLC provides chemical treatment and technical services for oilfield applications. It offers production treating chemicals, drilling & stimulation products, water transfer services and water treatment technologies. The company was founded in 2012 and is headquartered in Houston, TX.

The Conservation Fund engages in the protection of America's landscapes & waterways. It offers identifying, negotiating and financing land purchases. The company was founded by Patrick Noonan and Richard Erdmann in 1985 and is headquartered in Arlington, VA.

Ara Advisers LLC (Ara Partners) is a private equity firm founded in 2017 by Charles Reed Cherington, Troy W Thacker and George Churchill Yong. The firm is headquartered in Houston, Texas.

Benchmark Completions LLC delivers market cutting edge casing hardware products. The company is headquartered in Houston, TX.

Rovop Holdings Ltd. is an investment holding British company founded in 2017. The private company is based in Aberdeen, UK. and has subsidiaries in United Kingdom.