George T. Strickland

S.T. Wooten Corp. provides heavy construction services. It operates through eight divisions: asphalt, commercial, concrete products, equipment, grade, sand hills, structures, and utilities. The company was established in 1952 by Seth T. Wooten and is headquartered in Wilson, NC

Thornburg Investment Management, Inc. (Thornburg) is a privately-held, SEC-registered investment advisor headquartered in Santa Fe, New Mexico. The firm was founded by H. Garrett Thornburg in 1982. Thornburg provides discretionary portfolio management and investment services to several client types, which includes Thornburg Investment Trust, registered investment companies as to which Thornburg is a sub-adviser, separate accounts for institutional clients and private clients, wrap fee accounts of sponsored program accounts, unified managed account programs, private investment funds and other non-SEC registered investment vehicles.

Founded in 1976, Calvert Investments, Inc. is an investment advisor located in Bethesda, Maryland. The firm is a subsidiary of Ameritas Life Insurance Corp. and their ultimate parent is UNIFI Cos. Calvert Investments provides investment services to financial advisors and their clients, as well as retirement plans and insurance carriers, and institutional investors. The firm's investment strategies are available through mutual funds, sub-advisory services, and separate account management.