Hercules to Announce Third Quarter 2008 Financial Results

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 it has
scheduled its third quarter 2008 financial results conference call for
Thursday, November 6, 2008 at 2:00 p.m. PST (5:00 p.m. EST). Hercules
will release the company's financial results after market close that
same day.

To listen to the call, please dial (888) 455-2263 or (719)
457-2668 approximately 10 minutes prior to the start of the call. A
taped replay will be made available approximately two hours after the
conclusion of the call and will remain available through midnight on
Thursday, November 13, 2008. To access the replay, please dial (888)
203-1112 or (719) 457-0820 and enter the passcode 7541226.

The Hercules financial results conference call will also be
available via a live webcast on the investor relations section of
Hercules' website at http://www.HTGC.com. Access the website 15
minutes prior to the start of the call to download and install any
necessary audio software. An archived webcast replay will be available
on the Company's website for three months.

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, San Diego, 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.

Hercules Technology Growth Capital, Inc.
Main, 650-289-3060 HT-HN
info@htgc.com
or
Sally Borg, 650-289-3066
sborg@htgc.com

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