William W. Sprague

GeoEye, Inc. provides geospatial information and insight for decision makers and analysts who need a clear understanding of its changing world to protect lives, manage risk and optimize resources. GeoEye owns and operates two earth-imaging satellites, GeoEye-1 and IKONOS. GeoEye-1 is the most accurate commercial Earth-imaging satellite & IKONOS is designed to downlink imagery to a customer and to accept imaging collection orders directly from customers. It also provides its products and services to the U.S. government, including the national security community, international customers, and North American commercial customers. The company was founded in 1991 and is headquartered in Herndon, VA.

Sanders Morris Harris LLC (SMH) is an SEC-registered broker-dealer and member FINRA, SIPC, located in Houston, Texas. The firm is also an SEC-registered investment advisor. SMH was formed in January 2000 as the result of a merger between Sanders Morris Mundy, Inc. and Harris Webb & Garrison, Inc. The firm is now wholly-owned by Summer Wealth Management LLC. The ultimate principal owners of Summer Wealth Management, LLC are Lee Equity Partners LLC and The Edelman Financial Center, Inc. through intermediaries. SMH provides provides brokerage, asset management and similar services to individuals, high net-worth individuals, pension and profit sharing plans, trusts, estates, and corporations and other business entities.

Sanders Morris Harris LLC (Investment Management) (SMH-IM) is the investment management division of Sanders Morris Harris LLC, a registered broker/dealer firm headquartered in Houston, Texas. The firm was founded in 2000 and is a wholly-owned subsidiary of Tectonic Financial, Inc. (NASDAQ: TECTP). SMH-IM provides advisory services to individuals, pooled investments, plan sponsors, trusts, estates, corporations, institutions, and other businesses.

Part of Edelman Financial Engines LLC, SMH Capital Markets is a company that provides property management services. The company is based in Houston, TX.

Crest Communications Holdings LLC is an Independent Venture Capital firm founded in 1996 by Gregg A. Mockenhaupt. The firm is headquartered in New York.

Smith Barney, Inc. is a broker/dealer located in New York City. The firm is a subsidiary of Citigroup Global Markets Holdings, Inc. and their ultimate parent is Citigroup, Inc. The firm provides an array of trading and execution services for their clients. They do not provide any internal research

Kidder, Peabody & Co., Inc. provides security brokerage services. The private company is based in Buffalo, NY and has subsidiaries in Switzerland. The company was founded by Thomas W. Ostrander.

Madison Williams & Co. LLC The firm was founded as the result of a management buyout of the principal capital markets business of Sanders Morris Harris Group (NASDAQ: SMHG). Madison Williams & Co. provides investment banking, equity and fixed-income sales, trading and research services to institutional and corporate clients throughout the US. Their research efforts focus on the following sectors: oil & gas exploration and production, engineering and construction, business services, healthcare services and various master limited partnerships (MLPs). The company was founded in 2010 and was headquartered in New York, NY.