Grenville Gold Corporation: Mary P. Webster Appointed Director, Sights Set on Developing High Grade Copper Mine

  Grenville Gold Corporation ("Grenville" or "the Company"), (TSX VENTURE: GVG)(PINK SHEETS: GVLGF)(FRANKFURT: F9I)(WKN: A0KELU) announces the appointment of Mary P. Webster to the Board of Directors. Ms. Webster has 30 years experience in mining exploration including project generation and implementation, private and public company management and corporate finance. She is a Mining Analyst with past service to a variety of financial organizations including Kingsdale Capital, Sheltered Oak, MineralFields and Max Capital Markets. She was the Exploration Manager for the major, advanced stage multibillion dollar Windy Craggy copper-gold deposit in northwestern B.C. She founded and serves as President of Round Table Resources Inc., a company owned and controlled by 17 First Nations of northern B.C. and the Yukon. As President of Liberty Mines Inc. (T-LBE) from 2001 to 2003, she relocated the company to Timmins, Ontario, founding its activities as a nickel producer. Ms. Webster also served as a Director of the Prospector & Developers Association of Canada. She attended courses at the Colorado School of Mines (2006) and received a BSc. Geology, from McMaster University, Hamilton, Ontario.

"The recent news of 49 samples grading an average of 4.25% copper and 2007 results of 43 samples grading an average of 2.51% indicates that Grenville must take a long term view to the development of Espanola," stated A. Paul Gill, President & CEO. "Attracting top-notch professionals such as Mary Webster to our team is the first step to moving forward on this project."

In addition, Grenville announces that it has granted 600,000 stock options to directors of the Company, exercisable at a price of $0.10 for up to five years from the date of grant. These options are subject to a four-month hold period to commence on the date of grant.

Grenville's focus is on two key, high grade, formerly producing, properties in Peru: Espanola (Copper-Gold-Silver) and Silveria (Silver-Zinc-Lead-Copper) Projects.

The Espanola Property (7,129 Ha) is located 100 km South of Lima, Peru. Results announced March 23, 2009 taken from underground and surface showed copper contents that range from 0.03 % to 12.96 % and average 4.25 % (n equals 49). Silver values range from 0.3 to 139.0 g/t and average 16.10 g/t (n equals 49). Mineralization is locally gold anomalous with values ranging up to 1.67 g/t Au.

The Silveria Property (6,122 Ha) is located 80 kilometers east of Lima, Peru near the town of San Mateo. The property is 30 kilometers south-west of Pan American Silver's Morococha Silver Mine and Peru Copper's Toromocho Porphyry Copper Project. Grenville's Silveria claims also encompass parts of the high grade, past producing Pacococha, Millotingo, Silveria and Germania Mines.

The technical information has been reviewed by Luc Pigeon, M.Sc., P. Geo and Qualified Person in the sense of NI 43-101 for the Espanola Property.

Further information and property maps are available at www.grenvillegold.com.

On behalf of the Board of Directors,

A. Paul Gill, President & Director

We Seek Safe Harbor.

Contacts: Macam Investor Relations 1-403-585-9875 www.macamgroup.com Grenville Gold Corporation A. Paul Gill President & Director Office: [phone] [e-mail] www.grenvillegoldcorp.com