Hercules Technology Growth Capital`s Manuel Henriquez and David Lund to Present at the Eighth Annual JMP Securities Research Conference

PALO ALTO, Calif.--(Business Wire)--
Hercules Technology Growth Capital, Inc. (NASDAQ: HTGC), the leading specialty
finance company providing venture debt and equity to venture capital and private
equity backed technology and life science companies at all stages of
development, today announced that Manuel A. Henriquez, co-founder, chairman and
chief executive officer, and David M. Lund, chief financial officer, will
present at the Eighth Annual JMP Securities Research Conference, May 18-20,
2009, in San Francisco.

Hercules` executives are scheduled to present on May 18 at 1:30 p.m. PDT at the
Ritz-Carlton, San Francisco. Additionally, the event will be webcast live via
the following link: http://www.wsw.com/webcast/jmp8/htgc/. This is the third
consecutive year in which the company has participated in the annual conference,
which provides a discussion forum, enabling management teams of premier
companies, institutional investors and buy-side professionals to engage in
meaningful dialogue.

JMP Securities` equity research coverage encompasses six broad
industries-technology, health care, consumer, real estate, financial services
and business services. This year`s event will showcase more than 200 small- and
mid-cap public companies as well as a selection of leading private companies.

About Hercules Technology Growth Capital, Inc.:

Hercules Technology Growth Capital, Inc. is a NASDAQ traded specialty finance
company providing debt and equity growth capital to technology and life science
companies at all stages of development. Founded in December 2003, the company
primarily finances privately held companies backed by leading venture capital
and private equity firms. Hercules invests in a broad range of ventures active
in technology and life science industries and offers a full suite of growth
capital products at all levels of the capital structure. The company is
headquartered in Palo Alto, Calif. and has additional offices in the Boston,
Boulder and Chicago areas. Providing capital to publicly-traded or
privately-held companies backed by leading venture capital and private equity
firms involves a high degree of credit risk and may result in potential losses
of capital. For more information, please visit www.HTGC.com.

Companies interested in learning more about financing opportunities should
contact info@htgc.com, or call 650.289.3060.

Forward-Looking Statements:

The statements contained in this release that are not purely historical are
forward-looking statements. These forward-looking statements are not guarantees
of future performance and are subject to uncertainties and other factors that
could cause actual results to differ materially from those expressed in the
forward-looking statements including, without limitation, the risks,
uncertainties, including the uncertainties surrounding the current market
turbulence, and other factors we identify from time to time in our filings with
the Securities and Exchange Commission. Although we believe that the assumptions
on which these forward-looking statements are reasonable, any of those
assumptions could prove to be inaccurate and, as a result, the forward-looking
statements based on those assumptions also could be incorrect. You should not
place undue reliance on these forward-looking statements. The forward-looking
statements contained in this release are made as of the date hereof, and
Hercules assumes no obligation to update the forward-looking statements for
subsequent events.

Hercules Technology Growth Capital, Inc.
Main, 650.289.3060 HT-HN
info@htgc.com
Sally Borg, 650.289.3066
sborg@htgc.com

Copyright Business Wire 2009