MONTREAL, QUEBEC--(Marketwired - May 12, 2014) - MDN Inc. ("MDN") (TSX:MDN) is pleased to announce the appointment of Mr. Claude Dufresne as President and CEO effective today.

Seasoned professional recognized worldwide for its expertise in the niobium market, Mr. Dufresne was responsible for the sales and marketing of ferro- niobium produced by the Niobec mine from 2001 to 2012. He also developed a knowledge and expertise in the field of ferro- alloys, industrial minerals and certain base metals. As president of Camet Metallurgy Inc, Mr. Dufresne participated in various economic assessment studies in the field of ΓÇïΓÇïrare earths, niobium, manganese and bauxite, and acted as a supplier of various raw materials to the steel sector. Before foundering Camet Metallurgy Inc. in 2008, Mr. Dufresne served as Director of Marketing at Iamgold Inc. and also worked with the corporate development department of the company. He has 10 years' experience as a metallurgist and mill superintendent for Cambior Inc in Quebec and in Guyana, S.A.

Mr. Dufresne graduated from Laval University in 1991 with a degree in mining engineering with a speciality in minerals processing. Mr. Dufresne is a member of the Ordre des Ingénieurs du Québec.

Mr. Dufresne will concentrate its efforts toward the development of the Crevier project (niobium and tantalum), while ensuring the creation of value for the Company assets in Tanzania. Messrs. Marc Boisvert and Serge Bureau will remain at the service of company and will, respectively, focus on finding partners for the assets in Tanzania and on the development of the Crevier project.

Commenting on the addition of Mr. Dufresne in the MDN team, Chairman, Serge Savard, said: "We are privileged to have the benefit of Claude's leadership skills. He is also known for its extensive knowledge of metals market and his vision. " He added:" We believe that Claude, with its dynamism and experience in the mining sector, will bring a renewal to the company and will lead Crevier as the next niobium producer".

About MDN (TSX:MDN)

MDN Inc. is an exploration and mining development company with properties in Quebec and Tanzania. In Quebec, MDN holds a 72.5% interest in Crevier Minerals Inc., which has a NI 43-101 compliance resource of niobium and tantalum, and is currently undergoing a feasibility study.

Forward-Looking Statements

Other than statements of historical fact, all statements in this release that address events or developments that the Company expects to occur are forward-looking statements. Although the Company believes that the expectations expressed in such forward-looking statements are based on reasonable assumptions, including but not limited to, Such statements are not guarantees of future performance, and actual results may differ materially from those in the forward-looking statements. Factors that could cause the actual results to differ materially from those in forward-looking statements are discussed in greater detail in the Company's most recent Annual Information Form filed on SEDAR, which also provides additional general assumptions in connection with these statements. Investors and others who base themselves on the Company's forward-looking statements should carefully consider the factors mentioned in the Annual Information Form, as well as the uncertainties they represent and the risk they entail. The Company believes that the expectations reflected in those forward-looking statements are reasonable, but no assurance can be given that these expectations will prove to be correct, and as such, the forward-looking statements in this press release should not be unduly relied upon. These statements speak only as of the date of this press release.

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