Harris & Harris Group Inc.

PRESS RELEASE

HARRIS & HARRIS GROUP, INC.	OCTOBER 30, 2003
111 WEST 57TH STREET
NEW YORK, NEW YORK 10019
NASDAQ/NMS SYMBOL: TINY
CONTACT: MEL P. MELSHEIMER
TEL. NO. (212) 582-0900

HARRIS & HARRIS GROUP NOTES NANOGRAM DEVICES AGREEMENT WITH ST. JUDE MEDICAL

NanoGram Devices Corporation (www.nanogramdevices.com) announced that it has entered into a technology development and supply agreement with St. Jude Medical, Inc. to develop and supply implantable power sources targeted at future St. Jude Cardiac Rhythm Management products.

Harris & Harris Group, Inc. owns a 5.02 percent interest in privately held NanoGram Devices. NanoGram Devices is a nanotechnology company that develops and markets products for medical applications based on a unique, patented nanomaterials synthesis process. The company's nano-enhanced power sources are designed to enable smaller, longer lifetime, more predictable implantable medical devices such as ICD's (implantable cardioverter defibrillators) and CRT (cardiac resynchronization therapy) devices.

Harris & Harris Group is a publicly traded venture capital company that now makes initial investments exclusively in tiny technology, including nanotechnology, microsystems and microelectromechanical systems (MEMS). The Company's last 12 initial private equity investments have been in tiny-technology enabled companies.

Harris & Harris Group is a business development company with 11,498,845 common shares outstanding.

Detailed information about Harris & Harris Group and its holdings can be found on its website at http://www.TinyTechVC.com.

This press release may contain statements of a forward-looking nature relating to future events. These forward-looking statements are subject to the inherent uncertainties in predicting future results and conditions. These statements reflect the Company's current beliefs, and a number of important factors could cause actual results to differ materially from those expressed in this press release. Please see the Company's Annual Report on Form 10-K and recent Prospectus filed with the Securities and Exchange Commission for a more detailed discussion of the risks and uncertainties associated with the Company's business, including but not limited to the risks and uncertainties associated with venture capital investing and other significant factors that could affect the Company's actual results. Except as otherwise required by Federal securities laws, Harris & Harris Group, Inc. undertakes no obligation to update or revise these forward-looking statements to reflect new events or uncertainties.