N@N

CARPINTERIA, CALIFORNIA--(Marketwire - May 18, 2010) - NiMin Energy Corp. (TSX:NNN)(OTCQX:NEYYF)(PINK SHEETS:NEYYF) ("NiMin" or the "Company") today announced they host a webcast to allow securities analysts and shareholders the opportunity to hear management provide an update on operations.

The webcast is scheduled for 11:00 AM EDT on Wednesday, May 19, 2010. Interested parties can access the webcast on the Company's web site at [ www.niminenergy.com ]. Investors can also hear the call at [ www.InvestorCalendar.com ]. Webcast replays will be available until May 18, 2011.

Dr. Sven Hagen, NiMin's President will host the call.

About NiMin Energy Corp.

NiMin Energy Corp., a Canadian company, is a California-based independent oil and gas exploitation and production company with principal operations in the U.S. in the Bighorn Basin of Wyoming, the San Joaquin Basin in California and onshore areas of South Louisiana. The Company has over 27 million barrels of proved and probable reserves, 96% of which are oil in California and Wyoming.

Cautionary Statements

This news release contains forward-looking statements and information ("forward-looking statements") within the meaning of applicable securities laws, including the drilling program to be commenced by NiMin on the acquired fields. Although NiMin believes that the expectations reflected in its forward-looking statements are reasonable, such statements have been based upon currently available information to NiMin. Such statements are subject to known and unknown risks, uncertainties and other factors that could influence actual results or events and cause actual results or events to differ materially from those stated, anticipated or implied in forward-looking statements. Risks include, but are not limited to: the risks associated with the oil and gas industry (e.g., operational risks in development, exploration and production; delays or changes in plans with respect to exploration or development projects or capital expenditures; the uncertainty of reserve estimates; the uncertainty of estimates and projections relating to production, costs and expenses, and health, safety and environmental risks), commodity price, price and exchange rate fluctuation and uncertainties resulting from potential delays or changes in plans with respect to exploration or development projects or capital expenditures. The risks, uncertainties, material assumptions and other factors that could affect actual results are discussed in more detail in our Annual Information Form and other documents available at [ www.sedar.com ]. Readers are cautioned to not place undue reliance on forward-looking statements. The statements in this press release are made as of the date of this release, and, except as required by applicable law, NiMin does not undertake any obligation to publicly update or to revise any of the included forward-looking statements, whether as a result of new information, future events or otherwise. The forward-looking statements contained in this document are expressly qualified by this cautionary statement. NiMin undertakes no obligation to comment on analyses, expectations or statements made by third-parties in respect of the NiMin, Legacy or their respective financial or operating results or, as applicable, their securities.