MONTRÉAL, QUÉBEC--(Marketwired - May 22, 2015) -

NOT FOR DISTRIBUTION TO U.S. NEWSWIRE SERVICES OR FOR DISSEMINATION IN THE UNITED STATES

GDI Integrated Facility Services Inc. (TSX:GDI) ("GDI" or the "Company") is pleased to announce that the syndicate of underwriters bookrun by TD Securities Inc. and National Bank Financial Inc., co-led by Desjardins Securities Inc., and including GMP Securities L.P., BMO Nesbitt Burns Inc., CIBC World Markets Inc., Scotia Capital Inc. and Merrill Lynch Canada Inc. (collectively, the "Underwriters"), has acquired an additional 705,000 subordinate voting shares (the "Over-Allotment Shares") at a price of $16.00 per Over-Allotment Share, for gross proceeds of $11,280,000, pursuant to the exercise of the over-allotment option (the "Over-Allotment"). The Underwriters were granted the Over-Allotment option in connection with the public offering of subordinate voting shares of the Company completed on May 14, 2015 (the "Offering").

The net proceeds from the sale of the Over-Allotment Shares will be used to reduce the outstanding indebtedness of the Company.

About GDI Integrated Facility Services Inc.

GDI is a leading North American commercial janitorial services provider which offers a range of commercial cleaning services to owners and managers of a wide variety of facility types such as office buildings, hotels, shopping centres, industrial facilities, airports and other transportation facilities, and healthcare establishments in Canada and the United States. GDI also provides complementary services such as mechanical maintenance services, damage restoration services, and janitorial and sanitation supplies to clients in certain regions in Canada. GDI's services are used by the majority of the largest multi-property owners or managers in Canada and by an increasing number of clients in the United States.

Additional information concerning GDI can be found on its website at www.gdi.com.

The securities of the Company being offered have not been, nor will be, registered under the U.S. Securities Act and may not be offered or sold within the United States or to, or for the account or benefit of, U.S. persons absent U.S. registration or an applicable exemption from U.S. registration requirements. This news release does not constitute an offer or sale of securities in the United States.

Contact Information:

Pierre Gagne, Chief Financial Officer
514-368-1504 (toll free : 1-888-981-9761)
pierre.gagne@gdi.com