BENNETT ENVIRONMENTAL INC

FY: Dec 31 2005

FY: Dec 31 2004

FY: Jan 1 1900

FY: Dec 31 2003

FY: Dec 31 2002

FY: Dec 31 2001

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

06

Certification of termination of registration of a class of securities (Section 12(g))

Trigran Investments, Inc.

SIGNIA CAPITAL MANAGEMENT LLC

SIGNIA CAPITAL MANAGEMENT LLC

SECOND CITY CAPITAL PARTNERS I L P

SECOND CITY CAPITAL PARTNERS I L P

Schocken Joseph L

BENNETT JOHN A

FRONTIER CAPITAL MANAGEMENT CO LLC

CANADA PENSION PLAN INVESTMENT BOARD

Trigran Investments, Inc.

SECOND CITY CAPITAL PARTNERS I L P

SECOND CITY CAPITAL PARTNERS I L P

AMARANTH LLC

SECOND CITY CAPITAL PARTNERS I L P

SECOND CITY CAPITAL PARTNERS I L P

BENNETT JOHN A

FRONTIER CAPITAL MANAGEMENT CO LLC

CANADA PENSION PLAN INVESTMENT BOARD

CANADA PENSION PLAN INVESTMENT BOARD

AMARANTH LLC

FILED AS OF DATE: 20070328

Notification of the removal from listing and registration of matured redeemed or retired securities

Letter from the SEC

Correspondence with the SEC

Appointment of agent for service of process and undertaking (amendment)

Correspondence with the SEC

Letter from the SEC

Letter from the SEC

Correspondence with the SEC

Correspondence with the SEC

Correspondence with the SEC

Letter from the SEC

Letter from the SEC