Hydrogenics Announces Proposed Public Offering of Common Shares

MISSISSAUGA, ONTARIO--(Marketwired - May 13, 2014) - Hydrogenics Corporation (NASDAQ:HYGS)(TSX:HYG) (the "Company") today announced that it has commenced an underwritten public offering of common shares from treasury and from CommScope, Inc. of North Carolina ("CommScope"), a selling shareholder (the "Offering"). The pricing and number of common shares will be determined subject to market conditions.

Canaccord Genuity Inc. is acting as sole book-running manager for the proposed Offering. Hydrogenics will not receive any proceeds from the sale of common shares by CommScope. The proposed Offering will be subject to customary conditions, including the approval of the Toronto Stock Exchange and the NASDAQ Global Market, and there can be no assurance as to whether or when the proposed Offering may be completed, or as to the actual size or terms of the Offering.

The Offering is being conducted pursuant to the Company's effective shelf registration statement on Form F-10 filed with the U.S. Securities and Exchange Commission (the "SEC") and its corresponding Canadian base shelf prospectus filed with the securities regulatory authorities in each of the provinces of Canada, except Quebec. The proposed offering will be made only by means of a preliminary prospectus supplement, a final prospectus supplement and the accompanying short form base shelf prospectus. When available, copies of the preliminary prospectus supplement, the final prospectus supplement and the accompanying short form base shelf prospectus may be obtained upon request by contacting Canaccord Genuity Inc., Attention: Syndicate Department, 99 High Street, 12th Floor, Boston, Massachusetts 02110, or by telephone at [phone]. Electronic copies of the preliminary prospectus supplement, the final prospectus supplement and the accompanying short form base shelf prospectus will also be available free of charge on the SEC's website at www.sec.gov or on the SEDAR website maintained by the Canadian Securities Administrators at www.sedar.com.

This press release does not constitute an offer to sell or a solicitation of an offer to buy the securities described herein, nor shall there be any sale of these securities in any jurisdiction in which such offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of any such jurisdiction.

About Hydrogenics

Hydrogenics Corporation (www.hydrogenics.com) is a world leader in engineering and building the technologies required to enable the acceleration of a global power shift. Headquartered in Mississauga, Ontario, Hydrogenics provides hydrogen generation, energy storage and hydrogen power modules to its customers and partners around the world. Hydrogenics has manufacturing sites in Germany, Belgium and Canada and service centres in Russia, Europe, the US and Canada.