Erick Noensie

Founded in 1998, Thomas Weisel Partners (TWP) is a broker/dealer headquartered in San Francisco with offices in New York City, Boston, Denver, Colorado and Palo Alto, California. The firm is a subsidiary of Thomas Weisel Partners Group, Inc. (Nasdaq: TWPG), a San Francisco-based investment banking firm. Their ultimate parent is Stifel Financial Corp. (NYSE: SF). TWP's investment banking, brokerage and equity research divisions serve emerging growth companies and institutional investors around the world. They are a member of the NYSE, the SIPC and FINRA. TWP specializes in the growth sectors of the economy with a particular focus on the consumer, energy, healthcare, Internet, media/telecommunications, metals/mining and technology sectors. Within the consumer sector, the firm focuses on: financial products, gaming/lodging, interactive market services, lifestyles/sports retailers, restaurants and hardlines and softlines retailing. TWP's global energy research is provided by analysts in three countries and covers the following trends: (1) fast-growing oil and natural gas producers in North America and worldwide (2) domestic and international energy service companies and (3) alternative energy technology and resource developers. Within the healthcare sector, TWP focuses on: biotechnology, diagnostics, healthcare information technology, pharmaceutical services, life science technology, medical devices and specialty pharmaceuticals. The firm's interest in the Internet, media and telecommunications sector include: Internet services, media, broadcasting and telecommunications services. Their focus within the metals and mining sector include: base metals, gold, precious metals and uranium. TWP's technology research focuses on: (1) applied technologies (2) communications components (3) core and wireless communications equipment (4) IP networking communications equipment (5) electronic supply chain (6) enterprise hardware (7) information and financial technology services (8) semiconductor capital equipment (9) broadline and specialty semiconductors (10) applications and communications software and (11) infrastructure software. TWP also provides value-added equities analysis across a variety of sectors including: industrials, financials, consumer, technology and healthcare.

Goldman Sachs & Co. LLC (GS&Co.) is a securities brokerage firm headquartered in New York City. Founded in 1927, the firm is a subsidiary of The Goldman Sachs Group, Inc. (NYSE: GS). GS&Co. provides services to help hedge funds manage risk, monitor portfolios, maintain liquidity and build their businesses. They offer clients access to global equity and derivatives markets, as well as foreign exchange, commodities, European Lefts, rates and credit across the Americas, Europe and Asia. The firm proactively monitors capital markets, searching for pockets of liquidity and news that may require changes to those strategies. Integration with the Goldman Sachs network gives clients access to the firm's sectored block trades and their insights into price discovery. Their electronic trading program provides clients with tools to manage their trades from pre-trade analytics to post-trade analysis.

Calamos Advisors LLC is a registered investment advisor headquartered in Naperville, Illinois. The firm was founded by John Calamos, Sr. in 1977 and is a wholly-owned subsidiary of Calamos Investments LLC, ultimately held by Calamos Family Partners, Inc. Calamos Advisors provides investment management services to institutional clients such as corporations and financial institutions, registered investment companies or mutual funds, closed-end funds, charitable institutions, foundations and endowments, corporate pensions, profit sharing and other retirement plans, municipalities, individuals, Taft-Hartley plans, and pooled investment vehicles.

UBS O'Connor Ltd. is an independent alternative investment firm headquartered in London, UK. The firm was founded in 1987 and is a subsidiary of UBS Asset Management AG, ultimately owned by UBS Group AG (SWX: UBSG) in Switzerland. UBS O'Connor is a distinct investment area within UBS Asset Management, with complete independence in regard to investment decision-making. Their capabilities cover a wide range of investment programs, which seek to achieve attractive risk-adjusted absolute returns with low correlation to most major asset classes and traditional investment benchmarks.

Founded in 2002, Trivium Capital Management LLC is a New York City-based hedge fund manager. They manage the Trivium Offshore Fund Ltd.

Caxton Associates LP (Caxton) is an independent, SEC- registered investment advisor and hedge fund manager headquartered in New York City. The firm was founded as the successor to Caxton Corp., which was founded in 1983 by Bruce Kovner. Caxton serves directly or indirectly as general partner, manager or advisor to several domestic and foreign private investment funds, and as a trading advisor to several foreign private investment funds.

Northern Trust Investments, Inc. (Investment Management) (NTI-IM) is the asset management division of Northern Trust Investments, Inc., ultimately held by Northern Trust Corp. (NASDAQGS: NTRS), a multi-bank holding company that was established in 1889. The firm was founded in 1988 and headquartered in Chicago, Illinois. NTI-IM provides a wide range of discretionary and non-discretionary investment advisory and sub-advisory services to individual and institutional clients.