W. Brent LaGere

National American Insurance Co. provides insurance services. Its products and services include oil and gas, manufacturing, construction, service contractors, workers compensation and surety. The firm offers automobile, general liability, property, inland marine, excess and workers's compensation insurance through their agency force. The company was founded in 1987 and is headquartered in Chandler, OK.

National American Insurance Co. (Investment Portfolio) (NAICO-IP) is the investment portfolio division of National American Insurance Co., a regional insurance carrier headquartered in Chandler, Oklahoma. The firm was founded in 1987 and is a subsidiary of Chandler (USA), Inc., ultimately owned by Arthur J. Gallagher & Co. (NYSE: AJG). NAICO-IP manages the insurance company portfolio.

Grand River Dam Authority generates and distributes electricity. It fulfills its responsibilities by operating three hydroelectric facilities and managing two lakes, along the Grand River system. It sells electricity to three customer classes that include municipals, electric cooperatives and industries. The company was founded in 1935 and is headquartered in Vinita, OK.

Chandler USA, Inc. provides property and casualty insurance services. It is an insurance holding company that provides administrative services to its wholly owned subsidiaries NAICO and Chandler Insurance Managers, Inc. ('CIMI'). The company was founded on June 30, 1988 and is headquartered in Chandler, OK.