Vancouver, BC - June 1, 2010 - NioGold Mining Corporation (TSX-V: NOX, Frankfurt: NG1, OTC: NOXGF) is pleased to announce the appointment of Mr. Jonathan Richards as Chief Financial Officer effective June 1, 2010.

Mr. Richards was previously an audit manager at a premier Canadian chartered accountant firm where he specialized in the mining industry. Mr. Richards has significant accounting experience working with mineral exploration and development companies in Canada and throughout the world.

Mr. Richards completed a Bachelor of Management Studies degree with first class honours from the University of Waikato, New Zealand and gained his membership of the New Zealand Institute of Chartered Accountants in 2005. In addition to audit experience, Mr. Richards is also the Chief Financial Officer of a number of other public mineral exploration and development companies.

NioGold Mining Corporation – « On Canada’s Golden Highway »

NioGold Mining Corporation is a mineral exploration company focused on GOLD. The Company’s flagship projects are located in the Cadillac - Malartic - Val-d’Or stretch of the prolific Abitibi gold mining district, Quebec. The Cadillac - Malartic - Val-d’Or area has produced over 45M ounces of gold since the 1930’s and presently encompasses eight producing gold mines and a major mine development project (Canadian Malartic, Osisko Mining). NioGold’s land holdings within the Abitibi presently cover 115 km2 and encompass three former gold producers, namely the Norlartic, Kierens (First Canadian), and Marban mines that collectively produced 600,000 ounces of gold. NioGold has outlined Indicated resources of 598,000 ounces gold and Inferred resources of 361,000 ounces gold in and around these deposits.

NioGold’s experienced and qualified technical team will ensure the successful advancement of the Company’s projects towards the highest quality mineral resources. NioGold invites you to visit the company website at www.niogold.com.

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