Alloycorp Mining Announces Annual General Meeting Live Webcast May 8, 2015

Toronto, Ontario, May 6, 2015. Alloycorp Mining Inc. (TSX-V: AVT) (“Alloycorp” or the “Company”) is pleased to announce that the Company will hold its Annual General Meeting on Friday, May 8, 2015 at 11:00 am EDT at the TMX Broadcast Centre, The Exchange Tower, 130 King Street West, Toronto, Ontario M5X 1J2.

The Annual General Meeting will be broadcast via live webcast. Participants are asked to view the following URL http://www.gowebcasting.com/6540 for the live webcast. The webcast will be available on the Company’s website following the Annual General meeting. The conference call dial in number is 1 800 410 5148 (North America). Please dial in 10 — 15 minutes prior to 11:00 am EDT.

About Alloycorp

Alloycorp is a TSX-Venture listed company headquartered in Toronto with an operations office in Vancouver. Alloycorp’s strategy is to become the unique supplier of steel alloy metals. Cornerstone to this strategy is the development of the Avanti Kitsault project. Parallel to this, Alloycorp is seeking to grow through the acquisition of other assets with commodities that supply to the steel alloys industry.

For further information, please contact:

Shawn Howarth, Vice President, Corporate Development and Investor Relations, (416) 847-0376

NT3