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                                  UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION

                             Washington, D.C. 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): January 31, 2005


                              ACE SECURITIES CORP.

            (as depositor under the Pooling and Servicing Agreement,
           dated as of January 1, 2005, providing for the issuance of
   ACE Securities Corp. Home Equity Loan Trust, Series 2005-HE1, Asset-Backed
                           Pass-Through Certificates)


                              ACE Securities Corp.
                              --------------------
             (Exact name of registrant as specified in its charter)

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          Delaware                  333-119047                  56-2088493
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(State or Other Jurisdiction     (Commission File           (I.R.S. Employer
     of Incorporation)                Number)             Identification Number)

6525  Morrison  Blvd., Suite 318,
Charlotte, North Carolina                                  28211
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  (Address of Principal Executive Offices)               (Zip Code)


Registrant's telephone number, including area code: 704-365-0569

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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(b)  under the Exchange Act (17
CFR 240.14a-12(b))

[ ] Pre-commencement communications 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 2.01 COMPLETION OF ACQUISITION OR DISPOSITION OF ASSETS

Description of the Certificates and the Mortgage Pool

          On January 31, 2005, a series of certificates, entitled ACE Securities
Corp.  Home  Equity  Loan  Trust,  Series  2005-HE1,  Asset-Backed  Pass-Through
Certificates  (the  "Certificates"),  were  issued  pursuant  to a  pooling  and
servicing  agreement,  dated as of January 1, 2005 (the  "Agreement"),  attached
hereto  as  Exhibit  4.1,   among  ACE   Securities   Corp.  as  depositor  (the
"Depositor"),   Wells  Fargo  Bank,  N.A.  as  master  servicer  and  securities
administrator  (the  "Master  Servicer  and  Securities  Administrator"),  Ocwen
Federal Bank FSB as a servicer,  Saxon Mortgage Services, Inc. as a servicer and
HSBC Bank USA, National Association as trustee (the "Trustee"). The Certificates
consist of twenty classes of certificates  (collectively,  the  "Certificates"),
designated as the "Class A-1A Certificates",  "Class A-1B Certificates",  "Class
A-2A Certificates", "Class A-2B Certificates", "Class A-2C Certificates", "Class
M-1 Certificates",  "Class M-2 Certificates",  "Class M-3 Certificates",  "Class
M-4 Certificates",  "Class M-5 Certificates",  "Class M-6 Certificates",  "Class
M-7 Certificates",  "Class M-8 Certificates", "Class M-9 Certificates", "Class B
Certificates",  "Class P  Certificates",  "Class CE  Certificates",  "Class CE-1
Certificates",   "Class  P  Certificates"   and  "Class  R  Certificates".   The
Certificates  evidence in the aggregate the entire beneficial ownership interest
in a trust fund (the "Trust Fund"),  consisting of a pool of mortgage loans (the
"Mortgage  Pool'") of  conventional,  one- to four- family,  adjustable rate and
fixed rate,  first lien and second lien mortgage loans having  original terms to
maturity up to 30 years (the  "Mortgage  Loans").  The Mortgage Pool consists of
Mortgage  Loans  having  an  aggregate   principal   balance  of   approximately
$1,539,716,949  as of January 1, 2005 (the "Cut-off  Date").  The Mortgage Loans
were purchased pursuant to the Mortgage Loan Purchase  Agreement,  dated January
31, 2005, between DB Structured Products,  Inc. as seller and the Depositor (the
"Mortgage Loan Purchase  Agreement").  The Class A-1A  Certificates,  Class A-1B
Certificates,  Class  A-2A  Certificates,  Class A-2B  Certificates,  Class A-2C
Certificates,   Class  M-1  Certificates,  Class  M-2  Certificates,  Class  M-3
Certificates,   Class  M-4  Certificates,  Class  M-5  Certificates,  Class  M-6
Certificates,  Class  M-7  Certificates,  Class M-8  Certificates  and Class M-9
Certificates  were  sold by  Depositor  pursuant  to the  Amended  and  Restated
Underwriting  Agreement,  dated June 24,  1999,  as amended and  restated to and
including July 8, 2002, between the Depositor and Deutsche Bank Securities Inc.,
and the Terms Agreement,  dated January 28, 2005 between  Depositor and Deutsche
Bank Securities Inc. (collectively, the "Underwriting Agreement").




         The Certificates  have the following initial  Certificate  Balances and
Pass-Through Rates:

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                  INITIAL CERTIFICATE                 PASS-THROUGH
    CLASS         PRINCIPAL BALANCE(1)                     RATE
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     A-1A          $  729,291,000              One-Month LIBOR + 0.24%(2)(3)
     A-1B          $  182,323,000              One-Month LIBOR + 0.29%(2)(3)
     A-2A          $  185,769,000              One-Month LIBOR + 0.12%(2)(3)
     A-2B          $   60,016,000              One-Month LIBOR + 0.23%(2)(3)
     A-2C          $   47,430,000              One-Month LIBOR + 0.35%(2)(3)
     M-1           $   58,509,000              One-Month LIBOR + 0.48%(2)(3)
     M-2           $   49,271,000              One-Month LIBOR + 0.50%(2)(3)
     M-3           $   30,024,000              One-Month LIBOR + 0.55%(2)(3)
     M-4           $   29,255,000              One-Month LIBOR + 0.72%(2)(3)
     M-5           $   36,953,000              One-Month LIBOR + 0.78%(2)(3)
     M-6           $   20,016,000              One-Month LIBOR + 0.85%(2)(3)
     M-7           $   15,397,000              One-Month LIBOR + 1.28%(2)(3)
     M-8           $   19,246,000              One-Month LIBOR + 1.38%(2)(3)
     M-9           $   18,477,000              One-Month LIBOR + 2.20%(2)(3)
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(1)       Approximate.

(2)       The pass-through  rate for each class of Offered  Certificates will be
          subject to the  applicable Net WAC  Pass-Through  Rate as described in
          this    prospectus    supplement    under    "Description    of    the
          Certificates-Pass-Through Rates."

(3)       After the optional  termination  date,  the margins  applicable to the
          Class  A-1A,  Class  A-1B,  Class  A-2A,  Class  A-2B and  Class  A-2C
          Certificates  will increase by 100% and the margins  applicable to the
          Class M-1,  Class M-2,  Class M-3,  Class M-4,  Class M-5,  Class M-6,
          Class M-7, Class M-8 and Class M-9 Certificates will increase by 50%.

          The Certificates,  other than the Class B, Class CE, Class CE-1, Class
P and  Class R  Certificates,  and the  Mortgage  Loans  are  more  particularly
described in the Prospectus Supplement,  dated January 28, 2005 (the "Prospectus
Supplement"),  and the Prospectus, dated September 23, 2004, as previously filed
with the Securities and Exchange  Commission  pursuant to Rule 424(b). The Class
B, Class CE, Class CE-1, Class P and the Class R Certificates  have not been and
will not be publicly  offered by the Depositor.  Capitalized  terms used but not
otherwise  defined  herein  shall  have  the  meanings  assigned  to them in the
Prospectus Supplement.




Item 9.01     FINANCIAL STATEMENTS AND EXHIBITS

                  (a) Not applicable

                  (b) Not applicable

                  (c) Exhibits

- --------------------------------------------------------------------------------
    EXHIBIT NO.                          DESCRIPTION
- --------------------------------------------------------------------------------
        4.1         Pooling  and  Servicing  Agreement,  dated as of  January 1,
                    2005, by and among ACE Securities Corp., as Depositor, Wells
                    Fargo  Bank,   N.A.,  as  Master   Servicer  and  Securities
                    Administrator,  Ocwen Federal Bank FSB as a Servicer,  Saxon
                    Mortgage  Services,  Inc.  as a Servicer  and HSBC Bank USA,
                    National  Association,  as  Trustee  relating  to the Series
                    2005-HE1 Certificates.
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                                   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 thereunto duly authorized.

Dated: March 7, 2005

                                         ACE SECURITIES CORP.


                                         By: /s/ DOUGLAS K. JOHNSON
                                             -----------------------------------
                                         Name:   Douglas K. Johnson
                                         Title:  President

                                         By: /s/ EVELYN ECHEVARRIA
                                             -----------------------------------
                                         Name:   Evelyn Echevarria
                                         Title:  Vice President









                                INDEX TO EXHIBITS

                                                                    Sequentially
Exhibit No.                 Description                            Numbered Page
- -----------                 -----------                            -------------


   4.1        Pooling  and  Servicing  Agreement,  dated  as  of         7
              January  1,  2005,  by and  among  ACE  Securities
              Corp.,  as Depositor,  Wells Fargo Bank,  N.A., as
              Master  Servicer  and  Securities   Administrator,
              Ocwen  Federal  Bank  FSB  as  a  Servicer,  Saxon
              Mortgage  Services,  Inc.  as a Servicer  and HSBC
              Bank  USA,   National   Association,   as  Trustee
              relating to the Series 2005-HE1 Certificates.