Exhibit 1

KPMG LLP	Telephone	(416) 228-7000
Chartered Accountants	Fax	(416) 228-7123
Yonge Corporate Centre	Internet	www.kpmg.ca
4100 Yonge St.
Suite 200
North York, ON M2P 2H3

Consent of Independent Registered Public Accounting Firm

The Board of Directors
Bennett Environmental Inc.

We consent to the use of our report dated May 30, 2006, included in this annual report on Form 40-F.

Toronto, Canada

May 30, 2006

KPMG LLP, a Canadian limited liability partnership is the Canadian
member firm of KPMG International, a Swiss cooperative.