Harris & Harris Group Inc.

PRESS RELEASE

HARRIS & HARRIS GROUP, INC.	JUNE 7, 2004
111 WEST 57TH STREET
NEW YORK, NEW YORK 10019
NASDAQ/NMS SYMBOL: TINY
CONTACT: CHARLES E. HARRIS
TEL. NO. (212) 582-0900

HARRIS & HARRIS GROUP NOTES THAT SHELF REGISTRATION IS NOW EFFECTIVE

Harris & Harris Group, Inc. (Nasdaq: TINY), today noted that its shelf registration of up to 7,000,000 shares of its Common Stock is now effective. Under the Shelf Registration, takedowns of the Common Stock may be offered at prices and on terms to be set forth in one or more supplements to the prospectus.

All of the shares will be offered by Harris & Harris Group. Harris & Harris Group intends to use the net proceeds of the offering to make initial and follow-on venture capital investments and for working capital.

The Common Stock may be offered directly to one or more purchasers through agents designated from time to time by us, or to or through underwriters or dealers. The prospectus supplement relating to an offering will identify any agents or underwriters involved in the sale of the Common Stock and will describe the method and terms of the particular offering of the Common Stock. This communication is not an offering of any securities, which will only be made by means of a prospectus.

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 16 initial private equity investments have been in tiny-technology enabled companies. The Company has 13,798,845 common shares outstanding.

Detailed information about Harris & Harris Group and its holdings can be found on its website at 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.