UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                              WASHINGTON, DC 20549




                                    FORM 8-K


                                 Current Report
                       Pursuant to Section 13 or 15 (d) of
                       the Securities Exchange Act of 1934



       Date of Report (Date of earliest event reported): October 18, 2005


                               AMBASE CORPORATION
             (Exact name of registrant as specified in its charter)



 Delaware 1-07265                                               95-2962743
(State or other jurisdiction    (Commission File Number)     (I.R.S. Employer
of incorporation)                                          Identification No.)



                     100 PUTNAM GREEN, GREENWICH, CT 06830-6027
            (Address of principal executive offices, including zip code)


                                 (203) 532-2000
              (Registrant's telephone number, including area code)

     Check the  appropriate  box below if the Form 8-K  filing  is  intended  to
simultaneously  satisfy the filing obligation of the registrant under any of the
following provisions (see General Instruction A.2. below):

     [ ] Written  communications  pursuant to Rule 425 under the  Securities Act
(17 CFR 230.425)

     [ ] Soliciting  material pursuant to Rule 14a-12 under the Exchange Act (17
CFR 240.14a-12)

     [ ]  Pre-commencement  communication  s pursuant to Rule 14d-2(b) under the
Exchange Act (17 CFR 240.14d-2(b))

     [ ]  Pre-commencement  communications  pursuant to Rule 13e-4(c)  under the
Exchange Act (17 CFR 240.13e-4(c)).













     Item 5.02  DEPARTURE  OF  DIRECTORS  OR  PRINCIPAL  OFFICERS;  ELECTION  OF
DIRECTORS; APPOINTMENT OF PRINCIPAL OFFICERS

     On October 14, 2005, AmBase  Corporation (the "Company")  received a letter
of resignation  dated October 11, 2005,  from Mr.  Michael L. Quinn,  officially
informing the Company of his  resignation  from the Company's Board of Directors
(the  "Board").  Mr. Quinn has served on the Company's  Board since May 1999 and
also served as a member of the Company's  Accounting and Audit Committee and the
Company's  Personnel  Committee.  



     Signatures

     Pursuant to the  requirements  of the Securities  Exchange Act of 1934, the
registrant  has duly  caused  this  report  to be  signed  on its  behalf by the
undersigned hereunto duly authorized.

AmBase Corporation



By:  /s/ John P. Ferrara            
     -------------------------------
     Vice President and Chief Financial Officer and Controller
     (Principal Financial and Accounting Officer)

Dated:  October 18, 2005