Stephen Calk

Gibson, Dunn & Crutcher LLP provides legal services. It offers services to labor, employment, entertainment and media law, toxic torts and other environmental services. The company was founded in 1890 and is headquartered in Los Angeles, CA.

Workfront, Inc. provides cloud-based enterprise work management solutions. The firm’s solutions include marketing, IT, agencies, professional service and product development. It offers workfront, workfront fusion, workfront DAM and integrations products. The company was founded by Scott C. Johnson, Nate Bowler, Abraham Knell and Jason Fletcher in 2001 and is headquartered in Lehi, UT.

Argonaut Private Equity LLC (Argonaut Private Equity) is a private equity firm founded in 2002 by Jason Martin and George B. Kaiser. The firm is headquartered in Tulsa, Oklahoma.

Part of Peak Technologies, Inc., Catalyst Consulting Services, Inc. is a nonprofit consulting firm that specializes in helping nonprofits advance their development, capital campaigns, and fundraising programs. The company is based in Phoenix, AZ. The company also conducts nonprofit executive searches nationwide and specialize in recruiting for nonprofit leadership positions. The company was founded by Jeff H. Feinstein and Jeffrey Gathe. Catalyst Consulting Services was acquired by Catalyst International, Inc. on July 10, 2003.

Endpoint Exchange LLC operates electronic check image clearinghouse. The company is headquartered in Oklahoma City, OK.

Global Technology Partners LLC is a technology company. The private company is based in Boston, MA.

2929 Entertainment LP owns and operates theatres. It produces and finances movies through two production companies such as 2929 Productions and HDNet Films. The company was founded by Mark Cuban and Todd R. Wagner in 2003 and is headquartered in Los Angeles, CA.

Southwest United Industries, Inc. engages in the provision of metal finishing solutions, aviation component repair, and overhaul services. The company was founded on December 28, 1955 and is headquartered in Oklahoma City, OK.

Aimbridge Hospitality LLC operates as an independent hotel management and investment firm. It offers hotel management; resort and luxury, acquisition and development; capital oversight, receivership and interim management, asset management, and consulting services. The company was founded by Les Bentley and Dave Johnson in 2003 and is headquartered in Plano, TX.

Metavante Image Solutions provides image processing and electronic payment solutions for banking, insurance, energy, transportation, credit and government operations. It offers end-to-end check image, image exchange, check and remittance processing, document and report management solutions to banks. The company is headquartered in Oklahoma City, OK.

Plains Ventures (Plains Ventures) is a venture capital subsidiary of i2E Inc founded in 2002. The firm is headquartered in Oklahoma City.

Liberty National Bank & Trust Co. is a banking institution based in Oklahoma City, OK. The private company provides banking services to its customers.

• Downing Wellhead Equipment LLC provides oil and gas field machinery and equipment. The firm’s products include wellhead and multi-bowl systems, frac equipment, and fs completion systems. Its services include equipment repair, frac support and maintenance, valve service and greasing, and customer property management. The company was founded in 1980 and is headquartered Oklahoma City, OK.

Specific Systems LLC provides air-conditioning, heating, ventilating and pressurization systems. Its customers include the oil and gas, refineries and power plants, mining and resource extraction, pulp and paper mills industries. The company was founded in 1974 and is headquartered in Tulsa, OK.

FUJIFILM Irvine Scientific, Inc. engages in the manufacture and distribution of cell culture media, reagents, and medical devices. It offers bioproduction, assisted reproductive technology, cytogenetics, cell and gene therapy, and classical media. The company was founded in 1970 and is headquartered Santa Ana, CA.

Part of FloWorks International LLC, Major Sourcing LLC is a valve automation, integrator, and distributor, primarily focused on the power industry. The company is based in Sayreville, NJ. Major Sourcing was acquired by FloWorks International LLC on July 28, 2015.

Industrial Electrical Sales of Tulsa, Inc. wholesales electrical equipment and wiring supplies. The company was founded by Hans Norberg in 1969 and is headquartered in Tulsa, OK.

S&R Compression LLC engages in fabrication and leasing of non conventional gas products. The firm specializes in reciprocating compressor packages for gas lift applications and rotary screw packages for vapor recovery. The company is headquartered in Tulsa, OK.

360 Degree Solar Holdings, Inc. was founded in 2005. The private company is based in Fremont, CA. The company is focused on renewable energy, specifically solar power and wind turbines. The company offers solutions for configuring the wiring of both systems to prevent damage. The company's partner, Payday Depot, provides online payday loans. The company's mission is to bring prosperity and freedom to everyone's life. The company aims to build a system where people do not depend on money.

Mission Engine LLC (MissionOG) is a venture capital firm founded in 2012 by Kevin O’nell, Eugene Lockhart, George Krautzel, Andrew Kese and Andy Newcomb. The firm is headquartered in Philadelphia, Pennsylvania.

The Nelson Family Foundation, Inc. is a foundation. The private company is based in Prescott, WI.

DMB Pacific Ventures LLC engages in the provision of real estate investment and development services. Its projects include Martis Camp, Tejon Mountain Village, Marblehead Coastal, and Redwood City Saltworks. The company was founded in 2012 and is headquartered in Phoenix, AZ.

JAC Holding Enterprises, Inc. operates as a holding company. The company is headquartered in U.S.

Argonaut Private Capital LP offers investment advisory services. The private company is based in Tulsa, OK. Steve R. Mitchell has been the CEO of the company since 2016.

Mammoth Carbon Products LLC is a pipeline products distribution company. Its products include electric resistance weld, double submerged arc welded, seamless and spiral weld pipes. The firm serves petrochemical and water well market segments. The company was founded in 2014 and is headquartered in Scottsdale, AZ.

Falcon Flowback Services LLC provides flowback and well testing services for the separation and recovery of fluids, solid debris and proppant used during hydraulic fracturing operations. It specializes in pressure control, well testing, plug drill out and sand separation. The company is headquartered in Oklahoma City, OK.

QRC Valve Distributors LLC is a company that provides highly responsive master distribution services for valves. The company is based in Stafford, TX. The company offers a deep selection of valves and ensure timely delivery to support their clients and customers. The company was founded in 2016. Jesse Jones has been the CEO of the company since 2017.

SEF Energy LLC operates as an investment holding company. It delivers returns through methodical capital allocation, asset management and leadership. The company was founded in 2014 and is headquartered in Oklahoma City, OK.