Joseph Paul Sullivan

Feltl & Co. is a securities brokerage and investment banking firm located in Minneapolis, Minnesota. They focus on emerging growth companies, primarily located in the Upper Midwest. They are comprised of two major business lines: the private client group serves individual investors, providing advice on stocks, the equity capital markets group encompasses corporate finance, equity research, institutional equity sales, and equity trading. They are a member of the NASD.

Craig-Hallum Capital Group LLC (Craig-Hallum) is an employee-owned, idea-driven research, trading and investment banking firm headquartered in Minneapolis, Minnesota. The firm was founded by Bradley Baker and Kevin Harris in 1997. Craig-Hallum provides research, institutional sales and trading and investment banking services to institutional investors and growth companies.

Colliers Securities LLC is a registered broker-dealer headquartered in Minneapolis, Minnesota. The firm was founded in 1997 and formerly known as Dougherty & Co. LLC. They are a wholly owned subsidiary of Colliers Mortgage Holdings LLC, ultimately owned by Colliers International Group, Inc. (NASDAQ; TSX: CIGI) in Canada. Colliers Securities generally provides brokerage, custody and execution services through a clearing arrangement with National Financial Services LLC, a nonaffiliated firm, member NYSE, SIPC and a Fidelity Investments® Company.