Mark Schumann

Howell Corp. explores, produces, and acquires oil and gas properties. The firm's exploration and production activities are conducted by its wholly owned subsidiary, Howell Petroleum Corporation. The company was founded by Paul Neilso in 1955 and is headquartered in Houston, TX.

Part of Halliburton Co., NUMAR Corp. is a company that makes and markets tools used to evaluate subsurface rock formations. The company is based in Malvern, PA. NUMAR was acquired by Halliburton Co. on September 30, 1997 for $430.02 million. The CEO of the company is Melvin Miller.

Harvard Management Co., Inc. (HMC) is the investment arm of President & Fellows of Harvard College, which is owned by Harvard University, a private Ivy League research university in Cambridge, Massachusetts. The firm was founded in 1974 and is headquartered in Boston, Massachusetts. HMC manages Harvard’s endowment, a dedicated and permanent source of funding that maintains the teaching and research mission of the University. HMC invests these funds as a single entity, the revenue from which contributes more than one-third of the University's annual operating budget.

Spinnaker Exploration Co. was an independent energy company engaged in the exploration, development and production of natural gas and oil in the U.S. Gulf of Mexico. It was headquartered in Houston, TX.

Part of Maverick Natural Resources LLC, QRE GP LLC provides investment services. The company is based in Houston, TX. QRE GP was acquired by QR Energy LP on March 03, 2014.

George Street Photo & Video LLC provides wedding photography and video services. It offers photojournalistic wedding photography and videography taken by contemporary artists. The company was founded by Dan Creviston, Michael Edward McMahon, and Tim Muller in 2004 and is headquartered in Chicago, IL.

Bank Rhode Island operates as a commercial bank. It offers baking products and services that include: checking accounts, online banking, business lending, cash management, business credit cards, foreign exchange services, and investment services. The company is headquartered in Providence, RI.

RP Capital Management LLC (RP Capital) is a venture capital firm founded in 1998 by Willber E. James. The firm is headquartered in Boston, Massachusetts.

Pine Brook Road Partners LLC (Pine Brook Partners) is a Private Equity firm founded in 2006. The firm is headquartered in New York.

Stonegate Production Co. LLC engages in exploration of oil and gas fields. It identifies undrained fault blocks, fracture systems, bypassed pays, subtle undrilled structures, stepouts, deeper horizons and stratigraphic plays. The company was founded by Michael L. Harvey in April 2007 and is headquartered in Houston, TX.

Slater Technology Fund Inc (Slater Technology Fund) is a venture capital firm founded in 1997. The firm is headquartered in Providence, Rhode Island.

Transocean, Inc. provides offshore contract drilling services for oil and gas wells. It offers engineering and project management services. The firm specializes in deepwater and harsh environment drilling solutions. The company was founded in 1953 and is headquartered in Houston, TX.

Quonset Development Corp. operates as a quasi-state agency which develops and manages the Quonset Business Park. The company was founded on July 1, 2004 and is headquartered in North Kingstown, RI.

GR Energy Services LLC provides oilfield products and services. It focuses primarily on onshore production and downhole completion services in North America. The company was founded in 2013 and is headquartered in Sugar Land, TX.

Steward Partners Global Advisory LLC provides wealth management and investment advisory services. It offers advisory services, banking and lending strategies, wealth planning solutions, institutional consulting, and insurance planning, The company is headquartered in Washington, DC.

Part of Forge Energy II Delaware LLC /Private Group/, Forge Energy II Delaware provides oil and natural gas extraction services. The company is based in San Antonio, TX. The company was founded in 2011 by Danny Boone, Barry Winstead, Arnold Nall. Barry Winstead has been the CEO since 2011. Forge Energy II Delaware was acquired by Forge Energy Ii Delaware LLC /Private Group/ on June 30, 2023 for $545.90 million.

Pursuit Oil & Gas LLC provides oil and gas field exploration services. It engages in the identification, evaluation, acquisition and development of unconventional oil and gas projects. The company was founded on June 17, 2014 and is headquartered in Houston, TX.