$OGRMF Gives Shareholder Update

MONCTON, NEW BRUNSWICK–(Marketwired – Jan 20, 2015) – OrganiGram Holdings Inc.(TSX VENTURE:OGI)(OGRMF) (the “Company“) is pleased to provide an update to shareholders while reviewing milestones of 2014 and looking at the growth and goals of 2015.

Since the inception of Organigram in April 2014, the Company has been growing and developing at a very fast pace. Through this growth, there have been some tremendous achievements, which include receiving our organic certification, producing our first crops, listing of shares on the TSX Venture and completing three phases of construction. Organigram is excited to capitalize on these achievements and execute on the our business plan

Moving forward, our shareholders, patients and partners will begin to see the results from the foundation laid in 2014. To date, the company has been extremely focused on expanding the production facility while, at the same time, working to increase production levels. These efforts will begin to provide significant product to the market in March of this year. Thereafter, the utilization of our existing rooms and rooms under construction will ensure that Organigram is poised to meet our financial goals in 2015.

Organigram would like to take this opportunity to congratulate Trauma Healing Centers on the opening of their first clinic, in Halifax, NS. Organigram is proud to be partnered with Trauma Healing Centers on research initiatives to assist our Veterans and others suffering with PTSD.

Organigram’s CEO, Denis Arsenault states, “Over the past few months, Organigram has moved into a “best in class” manufacturing facility. Our processes and systems have been developed to a point where we produce high quality products, in an organic form, which has and will continue to exceed the requirements of our clients. While we continue to evolve and improve, our facility will begin to supply the market with an established source of product on a consistent basis. We have a superior management team in place that is not only focused on supply but also quality, efficiency and product development. The results of our efforts will not only be very profitable for the company and shareholders but most importantly will provide a rapidly increasing client base with a medicinal product that assists in a much-improved quality of life for many. The developments of the next few weeks and months will be both exciting and fruitful for our company.”

About Organigram Holdings Inc.

Organigram Holdings Inc. is a TSX Venture Exchange listed company whose wholly owned subsidiary, Organigram Inc., is a licensed producer of medical marijuana in Canada. Organigram is focused on producing the highest quality, condition specific medical marijuana for patients in Canada. Organigram’s facility is located in Moncton, New Brunswick and the Company is regulated by the Marihuana for Medical Purposes Regulations.

On behalf of the board of directors,

Denis Arsenault, Director and CEO

Organigram Holdings Inc.

For further information please visitwww.organigram.ca.

The TSX Venture Exchange Inc. has in no way passed upon the merits of the proposed transaction and has neither approved nor disapproved the contents of this press release.

This news release contains forward-looking information, which involves known and unknown risks, uncertainties and other factors that may cause actual events to differ materially from current expectation. Important factors – including the availability of funds, the results of financing efforts, the results of exploration activities — that could cause actual results to differ materially from the Company’s expectations are disclosed in the Company’s documents filed from time to time on SEDAR (see www.sedar.com). Readers are cautioned not to place undue reliance on these forward-looking statements, which speak only as of the date of this press release. The company disclaims any intention or obligation, except to the extent required by law, to update or revise any forward-looking statements, whether as a result of new information, future events or otherwise.