September 22, 2008

The common shares of Plaintree Systems Inc. have been approved for listing on CNQ. The Company has approximately 12.5 million shares outstanding with a public float of 6.3 million shares.

Plaintree Systems has three lines of business: (i) development of optical wireless communications equipment for local area, wide area, voice, internet and security networks; (ii) manufacturing avionic components; and (iii) design/build manufacturing of steel and aluminum specialty structures.

Listing and disclosure documents for Plaintree Systems Inc. will be available in the CNQ Listings Disclosure Hall

Trading Date: Wednesday, September 24, 2008
Symbol: NPT
CUSIP:72663E 20 5
ISIN: CA 72663E 20 5 0

Applications are being accepted for Market Makers for "NPT". If you have any questions or require further information please contact Radhika at (416) 572-2000 X 2435 or E-mail: radhika.ramkarran@cnq.ca