Press Release

MINT ANNOUNCES SECOND QUARTER 2002 DISTRIBUTION
AND INVESTMENT UPDATE

MINT is pleased to announce that a distribution of $0.18 per trust unit will be payable on July 25, 2002 to unitholders of record on June 28, 2002 which is consistent with the quarterly distribution paid in the first quarter of 2002. This equates to an annualized yield of approximately 9¾% based on a unit market price of $7.40.

As of June 7, 2002, the asset class weightings for the MINT portfolio were:

Unitholders of MINT can acquire additional units by participating in the Distribution Reinvestment Plan. The Plan enables unitholders to reinvest their quarterly distributions in additional units of MINT thereby achieving the benefit of compounding returns. In order to take advantage of the Plan, unitholders should contact their investment advisor or Middlefield.

MINT trades on the Toronto Stock Exchange under the symbol "MID.UN".

For further information visit our website at www.middlefield.com or contact the undersigned:

Nancy Tham
Vice President
(416) 362-0714, Ext. 277

June 14, 2002

This press release contains forward-looking information. Actual future results may differ materially. The risks, uncertainties and other factors that could influence actual results are described in MINT’s annual report to unitholders and other documents filed with regulatory authorities.