Lisa M. Tirrell

Mississippi Lime Co. manufactures calcium lime and limestone products. The company manufactures calcium-based chemicals through its limestone quarry, rotary kilns, hydrated lime and precipitated calcium carbonate plants. It provides services to the construction, paper, water treatment, and chemical industries. The company was founded by Harry B. Mathews Jr. in 1907 and is headquartered in St. Louis, MO.

Part of Nutrien Ltd., Vigoro Industries, Inc. is a distributor of agriculture products. The company is based in IL. Vigoro Industries, Inc. (Illinois) was acquired by Royster-Clark, Inc., a subsidiary of Nutrien Ltd. from IMC Global, Inc. on April 22, 1999 for $300 million.

University of Miami (Florida) is a private research university with students from around the world that is focused on teaching and learning, the discovery of new knowledge, and service to the South Florida region and beyond. The university was founded in 1925 and it is headquartered in Coral Gables, FL.

Phelps Dunbar LLP provides legal advisory services. The firm offers admirality, taxation, environmental, business, and governmental related services. It serves construction, aviation and aerospace, entertainment, and technology industries. The company was founded in 1853 and is headquartered in New Orleans, LA.

BB&T Securities LLC, doing business as BB&T Capital Markets, is the broker/dealer subsidiary of BB&T Corp. (NYSE: BBT). The firm is headquartered in Richmond, Virginia. They offer a full array of investment, trading and execution services to middle-market companies. BB&T Capital Markets' sales and trading arm is comprised of 2 groups: Debt Securities Sales & Trading and Equity Sales & Trading. The Debt Securities Sales & Trading group focuses on: (1) Government and agency securities (2) corporate bonds (3) municipal bonds (4) asset-backed securities (5) mortgage-backed securities (6) preferred securities and (7) money market desk (short-term securities including BB&T funding). The Equity Sales & Trading group focuses on: (1) institutional block execution services (2) institutional distribution of proprietary research (3) providing proprietary access to industry leading conferences and management teams (4) serving as a NASDAQ market maker for over 250 securities (5) stock buybacks including 10b-18 and 10b5-1 trading plans and (6) 144 stock sales, individual 10b5-1 trading plans (buy and sell) and employee cashless stock option programs. BB&T Capital Markets provides research coverage of the communications, defense and government services, energy, financial services, furnishings and consumer durables, healthcare, industrial services, retail/consumer durables and transportation services sectors.

Trivest Partners LP (Trivest Partners) is a private equity firm, a subsidiary of Trivest Partners Inc. founded in 1981 by Earl W. Powell. The firm is headquartered in Coral Gables, Florida.

Graycliff Partners LP (Graycliff Partners) is a private equity firm founded in 1991. The firm is headquartered in New York.

Hammond Kennedy Whitney & Co., Inc. (HKW) is an independent private equity firm founded in 1903. The firm is headquartered in Indianapolis, Indiana.