Rorison Industrial Electric Limited

825 Foster Ave., Windsor, ON

ISO 9001 CERTIFICATION ACHIEVED ON DECEMBER/98

Halltech Atmospheric Systems

129 Watson Rd. S., Guelph, ON

Jock Valley Engineering Ltd.

462-900 Greenbank Rd., Nepean, ON

Engineering Technologies Canada Ltd.

1-16 Myrtle St. Stratford Business Park, Stratford, PE

Automatisation AJP Inc.

40, Omer-Desseres C.P. 104, Blainville, QC

Produits Acoustiques PN inc.

9210 Place Picasso, Saint-Lonard, QC

Cochrane Engineering Ltd.

1010 - 909 - 11th Ave. SW, Calgary, AB

Cecon Limited

108 - 49 - 55 Elizabeth Ave., St. John's, NL

Offices of Engineers, appraisals.

Whitby Hydro

100 Taunton Rd. E., Whitby, ON

Mann Engineering Ltd.

161 Cartwright Ave, North York, ON