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Exhibit No. 10.1

May 7, 2012

Steven R. Bromley
36 Carlyle Crescent
Aurora, Ontario L4G 6P6

Dear Steve,

The Board of Directors of SunOpta, Inc. (“SunOpta”) has approved the renewal of
the employment agreement, dated February 1, 2007, between you and SunOpta (the
“Employment Agreement”) for successive one-year periods.

Upon your acceptance of the terms listed below, this letter shall amend the
Employment Agreement and shall be effective as of February 1, 2012.

The section of the Employment Agreement entitled “Term” is hereby amended to
read in its entirety as follows:

Term: The initial term of this Agreement shall be for (5) years commencing
February 1, 2007 until February 1, 2012 (the “Initial Term”). Unless you or the
Company provide notice of non-renewal at least 30 days prior to the expiration
of the Initial Term or any Renewal Term (as defined below), this Agreement shall
automatically renew for an additional term of one (1) year (each a “Renewal
Term”) from the expiration of the Initial Term or the most recently completed
Renewal Term, as the case may be.

All other terms of the Employment Agreement shall remain unchanged and shall
continue in full force and effect.

Terms of Employment: The signing of this letter will be confirmation of your
understanding and acceptance of the terms the Employment Agreement, as amended
by this letter.

Yours sincerely,

 /s/ Jeremy Kendall  /s/ Alan Murray Jeremy Kendall Alan Murray Chairman Vice
Chairman and Chairman of the Compensation Committee

ACCEPTED: /s/ Steven R. Bromley   Steven R. Bromley

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