James Harris Rooney

Avenir Corp. is an independent, SEC-registered investment advisor headquartered in Alexandria, Virginia. The firm was founded in 1980 by Charles Mackall, Jr. Avenir provides investment management services on a discretionary basis to individuals, investment partnerships, retirement plans, pension and profit-sharing plans, trusts, estates, charitable organizations, foundations, private funds, corporations and other business entities, and certain wrap fee programs.

Founded in 1864, J. & W. Seligman & Co., Inc. manages the Seligman family of mutual funds, the Tri-Continental fund and offshore funds, as well as separate institutional and individual portfolios. Based in New York City, the firm offers separate growth, value, and theme-oriented investment approaches for its US portfolios.

Part of Kinder Morgan, Inc., Sonat, Inc. explores for, acquires, develops, produces, and transmits oil and natural gas. The company is based in Birmingham, AL.

Columbia Energy Group explores, produces, stores and distributes natural gas. The company engages in the transmission and distribution of natural gas in the United States. The company was founded in 1926 and is located in Merrillville, IN.

Deloitte & Touche LLP engages in the provision of audit, advisory, financial advisory, tax, and consulting services. The company was founded on March 7, 1995 and is headquartered in New York, NY.