MR. MICHAEL SONNENREICH NAMED TO THE BOARD OF DIRECTORS OF TYHEE DEVELOPMENT CORP

VANCOUVER, Nov. 2 /PRNewswire-FirstCall/ – Tyhee Development Corp. (TSX Venture, TDC)
(the “Company”) is pleased to announce the appointment of Mr. Michael
Sonnenreich to the board of directors, effective immediately.

Mr. Sonnenreich is a graduate of the University of Wisconsin, the
University of Madrid, Spain, and Harvard University Law School. He is
currently Chairman and CEO of Kikaku America International, Chairman
and CEO of Williams Creek Explorations, Vice Chairman of PharMa
International Corporation, a Director of Wi2Wi, and Amorfix Life
Sciences Ltd.  Michael is a past Board member and Trustee of other
companies and universities, such as Les Aliments SoYummi, Inc., ABD
American Capital Market Funds, the Integra Fund, Continental Steel
Inc., Scientific American, Medical Tribune International.  He also has
long-term involvements with many nonprofit institutions such as the
Washington National Opera (President 1996-98; 2002-2006), D.C. Jazz
Festival (Chairman, 2010-present), Sackler/Freer Galleries of Art
(Smithsonian Institution), D.C. Commission on the Arts and Humanities
(Mayoral Appointment as Commissioner, 2008-present), the New England
Conservatory of Music, the North Carolina Museum of Art Foundation, the
University of Virginia Art Museum, Clark University, the Maret School,
the Richard Tucker Music Foundation, and served as President of the
National Coordinating Council on Drug Education. He is a member of the
Board of Advisors of Johns Hopkins University School of Advanced
International Studies and a member of the Board of Overseers of Tufts
University Medical School.  Michael previously served in government in
the Department of Justice and was appointed Executive Director of the
National Commission on Marijuana and Drug Abuse and in 2008, he was
named Distinguished Washingtonian by the University Club of Washington,
D.C..

Denis Taschuk, Tyhee’s Chairman of the Board reports, “We are pleased to
have a man of Michael’s calibre on the team.  His experience in law,
finance and in corporate governance will assist the board and
management of Tyhee to move its wholly-owned gold project forward
towards production.”

Tyhee Development Corp. is a gold exploration and development company
working in the historic Yellowknife Gold Camp, NWT, Canada.  A recent
Preliminary Feasibility Study (July 2010) has demonstrated the economic
viability of the Yellowknife Gold Project and work is currently
underway expanding the existing resource and testing new gold zones
discovered this past fall.  Tyhee is the largest property holder in
this camp and has the largest exploration and development program
underway in the region.  Its principal asset is the Yellowknife Gold
Project which includes the Nicholas Lake, Ormsby, Bruce, Goodwin Lake,
and Clan Lake Gold Zones.  All are located on mineral claims and mining
leases 50 to 90 km north of Yellowknife, NWT.

Neither the TSX Venture Exchange nor its Regulation Services Provider
(as that term is defined in the policies of the TSX Venture Exchange)
accepts responsibility for the adequacy or accuracy of this release.

SOURCE Tyhee Development Corp.