Christopher Scott Hathorn

Barrow, Hanley, Mewhinney & Strauss LLC, dba Barrow Hanley Global Investors (Barrow Hanley), is a registered investment advisor headquartered in Dallas, Texas. The firm was founded by Michael C. Mewhinney in 1979. They are a subsidiary of Perpetual US Holding Co., Inc., ultimately held by Perpetual Ltd. (ASX: PPT) in Australia. The firm provides investment management services to separately managed US and global equity and fixed income portfolios for large institutional clients, mutual funds, employee benefit plans, endowments, foundations, limited liability companies and other institutions and individuals. Barrow Hanley is a signatory to the United Nations' Principles for Responsible Investment (UN PRI).

The Sterling Group LP (The Sterling Group) is a private equity firm founded in 1982 by Frank J. Hevrdejs. The firm is headquartered in Houston, Texas.

Stephens, Inc. is a full-service investment bank and brokerage firm headquartered in Little Rock, Arkansas. The firm was founded in 1933 and is a subsidiary of Susi Holdings, Inc., which is owned by Stephens Financial Services LLC. Stephens provides comprehensive securities sales and trading services, including customized solutions for clients in North America and abroad.

Lionstone Capital Management LLC (Lionstone) is an independent, SEC-registered investment advisor and hedge fund manager headquartered in New York City. The firm was founded in 2004 by Leon Lowenstein. Lionstone provides investment management services to both privately offered fund of funds vehicles, as well as a traditional hedge fund. Investors in the funds consist primarily of institutional investors, high net-worth individuals, insurance company separate accounts, and endowments.