Kathy I. Sheffield

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.

CITGO Petroleum Corp. engages in refining, transporting, and marketing of transportation fuels, lubricants, and petrochemicals products. It offers retail gasoline, diesel fuel, jet fuel, lubricants, petrochemicals, and other petroleum-based industrial products. The company was founded by Henry L. Doherty in 1910 and is headquartered in Houston, TX.

Texas Airsystems LLC is a locally owned and operated American company that has been in business for over 45 years. The private company represents over 80 manufacturers and offer innovative systems with a flexibility of equipment and solutions to best match each application. The company's sales professionals offer technical expertise in the design, construction, commissioning, and operation of building mechanical systems. The company's commitment to partnership means continuously adapting their business to the way their partners need them to work so that together they can take on big challenges that produce even bigger results. Texas Airsystems is the top distributor of commercial HVAC systems equipment and provides HVAC equipment sales, service support, and parts solutions.

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.

The NORDAM Group LLC engages in the manufacture and repair of aircraft components. It offers original equipment manufacturing for business, commercial, and military aircrafts; and provides repair and maintenance services. The company was founded by Ray H. Siegfried II on April 1, 1969 and is headquartered in Tulsa, OK.

Barrett Trailers is the manufacturer of the finest all-aluminum gooseneck trailers, groundload trailers and semi trailers. Whatever the capacity customers looking for, Barrett has a full line of either slatside or punchside trailers that meet customers' demands for quality, value, and safety.

Flint Industries, Inc. manufactures technical fabrics and polymeric products. It offers services for the civil engineering, industrial and marine markets. The firm’s products include TitanTube, TitanBag, TitanLiner, Titan Boom and Flintex. The company was founded in 1995 and is headquartered in Metter, GA.

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.

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.

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.

The American Society of Heating Refrigerating & Air-Conditioning (ASHRAE) provides resources to help designers make buildings more resilient to natural disasters. The non-profit company is based in Peachtree Corners, GA and has subsidiaries in the United States. The company's focus is on helping buildings and their systems withstand and recover from adverse events.

Astex Pharmaceuticals, Inc. researches and develops oncology drugs. It is dedicated to the discovery, development, and commercialization of novel therapeutics with a focus on cancer. Its products include Guadecitabine, Onalespib, AT7519, AT13148, ASTX727, ASTX660. The company was founded on May 28, 1997 and is headquartered in Pleasanton, CA.

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.

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.

Part of Modine Manufacturing Co., Napps Technology Corp. manufactures air- and water-cooled chillers, condensing units and heat pumps. The company is based in Longview, TX. The CEO of the company is Neil D. Brinker. Napps Technology was acquired by Modine Manufacturing Co. on July 06, 2023.

Part of Core & Main, Inc., Core & Main Holdings LP operates as a holding company whose subsidiary distributes water infrastructure products. The company is based in St. Louis, MO.