Craig B. Carpenter

The Vanguard Group, Inc. (VGI) is an independent, SEC-registered investment advisor and mutual fund manager headquartered in Malvern, Pennsylvania. The firm was founded in 1975 by John Bogle. In 1976, they introduced the first indexed mutual fund, the First Index Investment Trust (now known as the Vanguard 500 Index Fund), to individual investors. VGI provides investment advisory services to Vanguard family of funds and Vanguard's non-US clients, which are comprised of funds established as trusts under the laws of the Province of Ontario in Canada and separate account clients of Vanguard's international subsidiaries.

Mercer Global Advisors, Inc. (Mercer Advisors) is a SEC-registered investment advisor headquartered in Denver, Colorado. The firm was founded by Kendrick Mercer in 1985. They are a subsidiary of Mercer Advisors Intermediate Holdings, Inc., ultimately owned by OG Crimson Holdings LP. Mercer Advisors provides discretionary and/or non-discretionary investment advisory services on a fee basis to individuals, families, small business owners, plan sponsors, foundations, non-profits, and endowments.

Costello Asset Management, Inc. is an independent SEC-registered investment advisor headquartered in Feasterville Trevose, Pennsylvania. The firm was founded by Robert F. Costello, Jr. in 1996. The firm provides investment advisory services on a fee-only basis to individuals, families, businesses and non-profit organizations.