SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 13D

Under the Securities Exchange Act of 1934

(Amendment No. 4)*

Sequa Corporation

(Name of Issuer)

Class B Common Stock, no par value

(Title of Class of Securities)

81732 020

(CUSIP Number)

Joel I. Frank, Esq.

Hartman & Craven LLP

488 Madison Avenue

New York, NY 10022

(212) 753-7500

(Name, Address and Telephone Number of Person Authorized to Received Notices

and Communications)

May 18, 2006

(Date of Event which Requires Filing of this Statement)

If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because of ''240.13d-1(e), 240.13d-1(f) or 240.13d-1(g), check the following box /__/.

NOTE: Schedules filed in paper format shall include a signed original and five copies of the schedule, including all exhibits. See Rule 13d-7 for other parties to whom copies are to be sent.

*The remainder of this cover page shall be filled out for a reporting person=s initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter disclosures provided in a prior cover page.

The information required on the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

SCHEDULE 13D

CUSIP No. 81732 020

NAMES OF REPORTING PERSONS

I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

Gail Binderman, Mark Alexander and Sharon Zoffness as Trustees u/i dtd

April 13, 2004

CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS) (a)__

(b)__

SEC USE ONLY

SOURCE OF FUNDS (SEE INSTRUCTIONS)

CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e)

CITIZENSHIP OR PLACE OF ORGANIZATION

New York

NUMBER OF

SOLE VOTING POWER

BENEFICIALLY

OWNED BY

EACH

REPORTING

SHARED VOTING POWER

SOLE DISPOSITIVE POWER

PERSON WITH

10)

SHARED DISPOSITIVE POWER

AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)

SCHEDULE 13D

CUSIP No. 81732 020

NAMES OF REPORTING PERSONS

I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

Gail Binderman

CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS) (a)__

(b)__

SEC USE ONLY

SOURCE OF FUNDS (SEE INSTRUCTIONS)

CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e)

CITIZENSHIP OR PLACE OF ORGANIZATION

United States

NUMBER OF

SOLE VOTING POWER

BENEFICIALLY

OWNED BY

EACH

REPORTING

SHARED VOTING POWER

SOLE DISPOSITIVE POWER

PERSON WITH

10)

SHARED DISPOSITIVE POWER

AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)

SCHEDULE 13D

CUSIP No. 81732 020

NAMES OF REPORTING PERSONS

I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

Mark Alexander

CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS) (a)___

(b)___

SEC USE ONLY

SOURCE OF FUNDS (SEE INSTRUCTIONS)

CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e)

CITIZENSHIP OR PLACE OF ORGANIZATION

United States

NUMBER OF

SOLE VOTING POWER

BENEFICIALLY

OWNED BY

EACH

REPORTING

SHARED VOTING POWER

SOLE DISPOSITIVE POWER

PERSON WITH

10)

SHARED DISPOSITIVE POWER

AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)

SCHEDULE 13D

CUSIP No. 81732 020

NAMES OF REPORTING PERSONS

I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

Sharon Zoffness

CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS) (a)___

(b)___

SEC USE ONLY

SOURCE OF FUNDS (SEE INSTRUCTIONS)

CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e)

CITIZENSHIP OR PLACE OF ORGANIZATION

United States

NUMBER OF

SOLE VOTING POWER

BENEFICIALLY

OWNED BY

EACH

REPORTING

SHARED VOTING POWER

SOLE DISPOSITIVE POWER

PERSON WITH

10)

SHARED DISPOSITIVE POWER

AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)

The Trustees (as defined in the Schedule (as defined below)) hereby amend and supplement the Schedule 13D originally filed with the Securities and Exchange Commission on April 22, 2004 and amended on July 22, 2005, April 17, 2006 and May 8, 2006 (collectively, the ASchedule@) as follows:

This Schedule relates to the Class B common stock, no par value (AClass B Stock@), of Sequa Corporation, a Delaware corporation (the AIssuer@).

AItem 5. Interest in Securities of the Issuer.

Item 5(a) of the Schedule is hereby amended by deleting the existing text and inserting the following text in its stead:

“(a) As a result of the distribution of 128,220 shares of Class B Stock to Norman E. Alexander on May 18, 2006 (the “Transfer”), none of the April 2004 Trust nor the Trustees beneficially owns (as defined by Rule 13d-3 under the Act) any shares of Class B Stock.”

Item 5(b) of the Schedule is hereby amended by deleting the existing text and inserting the following text in its stead:

“(b) As a result of the Transfer, each of the April 2004 Trust and the Trustees no longer has shared power to vote or to direct the vote and shared power to dispose or to direct the disposition of any shares of Class B Stock.”

Item 5(c) of the Schedule is hereby amended by deleting the existing text and inserting the following text in its stead:

“Other than the distribution of (i) 128,220 shares of Class B Stock to Norman E. Alexander on May 18, 2006 pursuant to the Indenture establishing the April 2004 Trust and (ii) as reported in Amendments 2 and 3 to the Schedule, filed on April 17, 2006 and May 8, 2006, respectively, there were no transactions in the Class B Stock effected by the April 2004 Trust or the Trustees during the past sixty days. See Item 6.”

Item 5 of the Schedule is hereby amended by adding the following text as Item (5)(e) thereof:

“(e) On April 27, 2006, each of the April 2004 Trust and the Trustees ceased to be the beneficial owner of more than five percent of the Class B Stock.”

AItem 6. Contracts, Arrangements, Understandings or Relationships with Respect to Securities of the Issuer.

Item 6 of the Schedule is hereby amended by inserting the following text as the last paragraph thereof:

“On May 18, 2006, 128,220 shares of Class B Stock were distributed to Norman E. Alexander pursuant to the terms of the April 2004 Trust.”