Bennett Environmental Inc. Files Response Letter

OAKVILLE, ONTARIO--(Marketwire - June 16, 2011) - Bennett Environmental Inc. (TSX:BEV) (the "Company" or "BEI") announced today the filing of its Response Letter to the Dissident Circular, which provides shareholders with further compelling reasons to support the management director nominees and effectively refutes the Dissident's allegations. The annual and special meeting for Bennett Environmental Inc. shareholders is scheduled to be held at 10:00 a.m. (Toronto Time) on Wednesday, June 29, 2011 at the TSX Broadcast Centre, Exchange Tower, 130 King Street West, Toronto, Ontario, M5X 1E2.

Shareholders who require assistance voting their GREENproxy should contact Kingsdale Shareholder Services Inc. at 1-866-851-4179 or by e-mail to contactus@kingsdaleshareholder.com.

About Bennett Environmental Inc.

Bennett Environmental Inc. is a North American leader in high temperature treatment services for the treatment of contaminated soil and has provided thermal solutions to contamination problems throughout Canada and the U.S. Bennett Environmental's technology provides for the safe, economical and permanent solution to contaminated soil. Independent testing has consistently proven that the technology operates well within the most stringent criteria in North America. For information, please visit the Bennett Environmental website at: www.bennettenv.com

Forward Looking Statements

Certain statements contained in this press release and in certain documents incorporated by reference into this press release constitute forward-looking statements. The use of any of the words "anticipate", "continue", "estimate", "expect", "may", "will", "project", "should", "believe", "confident", "plan" and "intends" and similar expressions are intended to identify forward-looking statements. These statements involve known and unknown risks, uncertainties and other factors that may cause actual results or events to differ materially from those anticipated in such forward-looking statements. BEI believes that the expectations reflected in those forward-looking statements are reasonable but no assurance can be given that these expectations will prove to be correct and such forward-looking statements included in, or incorporated by reference into, this press release should not be unduly relied upon. These statements speak only as of the date of this press release. BEI undertakes no obligation to publicly update or revise any forward-looking statements, whether as a result of new information, future events or otherwise.