ADVANCED ENERGY RECOVERY, INC

Notice under Rule 12b25 of inability to timely file all or part of a form 10-Q or 10-QSB for period ending 2005-06-30

Notice under Rule 12b25 of inability to timely file all or part of a Form 10-K, 10-KSB, or 10-KT for period ending 2005-03-31

Notice under Rule 12b25 of inability to timely file all or part of a Form 10-K, 10-KSB, or 10-KT for period ending 2004-03-31

Notice under Rule 12b25 of inability to timely file all or part of a Form 10-K, 10-KSB, or 10-KT for period ending 1999-03-31

Notice under Rule 12b25 of inability to timely file all or part of a Form 10-K, 10-KSB, or 10-KT for period ending 1997-03-31

Current report filing

Current report filing

Current report filing

Current report filing

Current report filing

Current report filing

Current report filing

Current report filing

Current report filing

Current report filing

Notice of termination of registration of a class of securities under Section 12(g)

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HORBACH LARRY J: Statement of changes in beneficial ownership of securities

HOLTGRAVES PHILIP J: Statement of changes in beneficial ownership of securities

GREIF AMY: Initial statement of beneficial ownership of securities

SEQUOIA CORP: Major Shareholders

HOLTGRAVES PHILIP J: Initial statement of beneficial ownership of securities

HOLTGRAVES CHARLES A: Initial statement of beneficial ownership of securities

FIRST MORTGAGE INVESTMENT CO: Major Shareholders

Initial registration statement for securities to be offered to employees pursuant to employee benefit plans

Preliminary information statement not related to a contested matter or merger/acquisition