Gregory P. Westrich

Tortoise Capital Advisors LLC (TCA) is a SEC-registered investment advisor firm headquartered in Overland Park, Kansas. The firm was founded by Harold Birzer in 2002 and is a subsidiary of TortoiseEcofin Borrower LLC (formerly Tortoise Borrower LLC), ultimately held by TortoiseEcofin Investments LLC. TCA provides investment management services to individual and institutional investors and pooled investment vehicles.

Advisory Research, Inc. (ARI) is a SEC-registered investment advisor headquartered in Chicago, Illinois. The firm was founded by David Heller in 1974 and is a wholly-owned subsidiary of Ostara, Inc. They provide discretionary investment management services to institutional and high-net-worth clients through separately managed accounts, unregistered pooled investment vehicles, and model-based accounts.

Wells Fargo Securities LLC is the investment bank asset management and brokerage arm of Wells Fargo & Co. (NYSE: WFC). The firm is headquartered San Francisco. Their services include fixed-income sales and trading, equities sales and trading, market analysis and research and investment banking and advisory services.

Founded in 1994, Fiduciary Asset Management LLC (FAMCO) is a registered investment advisor headquartered in St. Louis, Missouri. The firm originated as the internal asset management group of a large corporate plan sponsor in 1983 and emerged as an independent investment firm in 1994. In 2007, FAMCO was acquired by Piper Jaffray Investment Management, Inc. (PJIM), a wholly-owned subsidiary of Piper Jaffray Cos. (NYSE: PJC). In 2013, the firm was acquired by the Wiley D. Angell Acquisition Trust, an affiliate of FAMCO's CEO, Wiley D. Angell. FAMCO provides investment management services to institutional clients and high net worth individuals through separate accounts and private investment funds.