David E. Knebel

North American Galvanizing & Coatings, Inc. engages in hot dip galvanizing and coatings for corrosion protection of fabricated steel products in the United States through its subsidiary. The company was founded in 1955 and is headquartered in Oklahoma City, OK.

Lone Star Technologies, Inc. manufactures and markets steel tubular products. The company provides alloy and carbon welded oil tubular goods, including casing and production tubing which are used in the completion of production from oil and natural gas wells. Lone Star Technologies was founded in 1966 and is headquartered in Dallas, TX.

Dollar Thrifty Automotive Group, Inc., through its subsidiaries provides commercial car rental services. It operates company owned stores under the Dollar brand and the Thrifty brand, operates reservation centers conducts sales and marketing activities for both brands. The company was founded on November 24, 1997 and is headquartered in Tulsa, OK.

PricewaterhouseCoopers LLC provides assurance, tax and advisory services. Its services include audit and assurance, consulting, deals, human resources, legal, tax, and family business. The firm also offers accountability, risk management, structuring, mergers and acquisitions, and performance and process improvement. The company was founded in 1998 and is headquartered in Buffalo, NY.

Part of AAON, Inc., AAON Coil Products, Inc. manufactures and markets air-conditioning and heating equipment. The company is based in Longview, TX. Gary D. Fields has been the CEO of the company since 2018.

St. John Health System, Inc. provides health care services. It offers behavioral health, emergency medicine, home and hospice care, pediatrics, rehabilitation, neurological care and radiology services. The company was founded in 1926 and is headquartered in Tulsa, OK.

The Oklahoma Business Roundtable is an economic development organization that works with public and private sector partners to promote the growth of businesses, job creation, and community improvement in Oklahoma. The non-profit company is based in Oklahoma City, OK. The organization offers various resources to its members and serves as the primary economic development support organization in the state. The CEO of the company is Carl Edwards.

Grant Thornton LLP provides accounting, tax and business consulting services. It offers advisory, business consulting, business risk, enterprise technology and innovation, transaction services, data analytics, cyber risk, and data integrity services. The firm serves the construction, real estate and hospitality, consumer and industrial products, energy, financial services, health care and life sciences, not for profit organizations, private equity, public sector, and technology industries. The company was founded in 1924 and is headquartered in Chicago, IL.

Waste Services, Inc. operates as a integrated solid waste services company. It provides collection, transfer, landfill disposal and recycling services for the commercial, industrial and residential industries. It was founded in 1997 and is headquartered in Burlington, CA.

Metropolitan Tulsa Chamber of Commerce is an organization that leads the regional advocacy effort called OneVoice. The non-profit company is based in Tulsa, OK. OneVoice has over 75 partners in the region, including municipalities, peer chambers of commerce, and community organizations.

McElroy Manufacturing, Inc. manufactures fusion equipment. It products include Acrobat, Data Logger, DynaMc, FusionGuide, InField, LineTamer, QuickCamp, PolyPorter and OneFit. The firm offers under ground, construction, mechanical, HAVC, plumbing products and accessories. The company was founded in 1954 and is headquartered in Tulsa, OK.

Tulsa City of-Rogers County Port Authority provides freight transportation services. The firm provides its services for portions of fertilizer distributors, industrial gas suppliers, wheat growers and manufacturers of consumer goods. The company is headquartered in Catoosa, OK.

PMT Machine & Tool, Inc. manufactures and distributes aerospace metal components. The company is headquartered in Tulsa, OK.

Pryer Aerospace LLC specializes in engineering and fabrication services. The private company is based in Tulsa.

Part of AAON, Inc., AAON, Inc. (Oklahoma) is a company that offers premium HVAC condensers and condensing units for commercial and industrial applications. The company is based in Tulsa, OK. AAON, Inc. was founded in 1988 by Norman H. Asbjornson. AAON, Inc. is committed to providing quality products, exceptional customer service, and innovation in the HVAC industry. Gary D. Fields has been the CEO of the company since 2020.

T.D. Williamson, Inc. provides pipeline equipment and services. The firm designs, manufactures, and maintains oil field machinery and systems including pipeline pigging, gas leak detection, pipeline inspection, plugging, tapping, valve, clamp, and catholic protection equipment. It offers general pipeline, training, and turnkey services. The company was founded by Robert D. McGrew in 1920 and is headquartered in Tulsa, OK.

United States Fund for UNICEF provides child protection and development services. The firm supports children, through fundraising, advocacy and education. The company was founded in 1946 and is headquartered in New York, NY.

Harvard University engages in the provision of teaching and research. It has twelve degree-granting Schools in addition to the Radcliffe Institute for Advanced Study, offering a global education. The university was founded in 1636 and is headquartered in Cambridge, MA.

SIMtone Corp. develops universal cloud computing platform. It allows network operators and businesses to host, manage, and provides any cloud hosted services. The company was founded on November 1, 2001 and is headquartered in North Carolina.

Norton Rose Fulbright US LLP provides legal services. Its services include banking and finance, insurance, sanctions and controls, securization, transfer pricing, leasing, mergers and acquisitions, and healthcare services. The company is headquartered in Houston, TX.