Press Releases

Jupiter, Fla., November 9/PR Newswire-First Call/ — Dyadic International, Inc. (Pink Sheets: DYAI), a global biotechnology company, today announced that it will release financial results for the third quarter ended September 30, 2010 on Monday, November 15, 2010 before market open to be followed by a conference call at 11:00 a.m. Eastern Time.

The conference call may be accessed by dialing 888-259-8885 (domestic) or 913-312-1520 (international) five to ten minutes prior to start time and providing the passcode 4674501.

ABOUT DYADIC

Dyadic is a global biotechnology company that uses its patented and proprietary technologies for the discovery, development, manufacture and sale of enzyme and protein products and solutions to address the needs of the bioenergy, biopharmaceutical and industrial enzyme markets. Please visit Dyadic’s website at www.dyadic.com.

CAUTIONARY STATEMENT FOR FORWARD-LOOKING STATEMENTS

Certain statements contained in this press release are forward- looking statements. These forward-looking statements involve risks and uncertainties that could cause Dyadic’s actual results, performance or achievements to be materially different from any future results, performance or achievements expressed or implied by such forward-looking statements. Except as required by law, Dyadic expressly disclaims any intent or obligation to update any forward-looking statements.

CONTACT:

Dyadic International, Inc.

Adam J. Morgan, Esq.

Vice President General Counsel & Business Development

Phone: 561-743-8333

Email: amorgan@dyadic.com