December 15, 2009 Lake Shore Gold Announces Management Changes TORONTO, ONTARIO--(Marketwire - Dec. 15, 2009) - Lake Shore Gold Corp. (TSX:LSG) ("Lake Shore Gold" or the "Company") is pleased to announce the appointment of Mike Kelly to the position of Senior Vice-President, Operations and Tina Ouellette to the position of Vice-President, Human Resources. Both appointments are effective immediately. Mr. Kelly is a Professional Mining Engineer MSc. with over thirty years experience in mining operations and mine engineering. Mike has held senior executive roles with a number of companies including High River Gold Mines, Diavik Mines and Inco Ltd. He began his career with Noranda Inc, and has also worked with Lac Minerals, Hudson Bay Mining and Smelting and Kinross Gold Corp. In his new role, Mike will be responsible for the long term planning, direction and control of mine site operations. Tina Ouellette is a Certified Human Resource Professional with over twenty years of senior management experience. Ms. Ouellette joined Lake Shore Gold in October 2008 as Director, Human Resources, having previously held senior human resource management positions with FNX Mining Company Inc., the Sudbury Joint Venture, Domtar Forest Products, and Provigo Inc. In her new role, Ms. Ouellette is responsible for labour and employee relations, recruitment, talent and succession planning, compensation planning, and providing strategic human resource direction and guidance in support of the Company's business objectives. Tony Makuch, President and CEO of Lake Shore Gold, commented: "I am extremely pleased to welcome Mike to the Company and regard his appointment as an important and valuable addition to our management team as we continue to progress towards becoming a mid-tier gold producer. He has considerable experience in mine development and operation which will serve the Company and its shareholders well as we approach commercial gold production late next year. Tina has already made a valuable contribution to Lake Shore Gold since joining the Company just over a year ago. I am looking forward to working with Tina in her new role as we continue to develop our human resource policies and practices and to grow our workforce, which currently stands at approximately 400 employees and contractors." About Lake Shore Gold Lake Shore Gold is a rapidly growing mining company with large land positions on the west and east sides of the Timmins Gold Camp. The Company is carrying out an underground advanced exploration program at its 100%-owned Timmins Mine project, where it has both a shaft and a ramp, and recently commenced advanced exploration work at the adjacent Thunder Creek property. The Bell Creek Mill, located on the east side of Timmins, has been refurbished to a capacity of 1,500 tonnes per day. The Company is also making progress with an underground advanced exploration program at its Bell Creek Complex, including the Bell Creek Mine, Schumacher and Vogel properties, which is moving forward to become the Company's second mining operation in the Timmins Camp. The Company continues to invest aggressively in exploration primarily in Timmins and in select other areas of Northern Ontario and Quebec, and also owns a large land position in Mexico. The Company's common shares trade on the TSX under the symbol LSG.

CONTACT INFORMATION: Lake Shore Gold Corp. Tony Makuch President & CEO (416) 703-6298 info@lsgold.com or Lake Shore Gold Corp. Mark Utting Vice-President, Investor Relations (416) 703-6298 info@lsgold.com www.lsgold.com INDUSTRY: Manufacturing and Production - Mining and Metals