Chris Wallis

Vaughan Nelson Investment Management LP (Vaughan Nelson) is a SEC-registered investment advisor headquartered in Houston, Texas. The firm was founded in 1970 and formerly known as Vaughan, Nelson, Scarborough & McCullough LP. They are wholly-owned by Natixis Investment Managers LLC, which is ultimately owned by BPCE SA, a banking group in France. Vaughan Nelson provides investment management services for equity and fixed income portfolios to taxable and tax-free clients such as foundations, endowments, corporations, pensions, public entities, insurance companies, mutual funds and high net-worth individuals.

Founded in 1974, Simmons & Company International is an independent investment bank headquartered in Houston, Texas. The firm is a subsidiary of Piper Jaffray & Co. and their ultimate parent is Piper Jaffray Cos. (NYSE: PJC). Simmons & Co. specializes in the entire spectrum of the energy sector. They also provide services related to M&As and divestitures, public offerings, institutional research and sales and trading.