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):September 12, 2005

                               TRIAD GUARANTY INC.
             (Exact name of registrant as specified in its charter)


         DELAWARE                  0-22342                     56-1838519
(State or other jurisdiction     (Commission                 (IRS Employer
     of incorporation)           File Number)              Identification No.)


                            101 SOUTH STRATFORD ROAD
                       WINSTON-SALEM, NORTH CAROLINA 27104
               (Address of principal executive offices) (zip code)

                                 (336) 723-1282
              (Registrant's telephone number, including area code)

                                 Not Applicable
         (Former name or former address, if changed since last report.)

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:

/ / 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 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))






                 SECTION 1-REGISTRANT'S BUSINESS AND OPERATIONS

ITEM 1.01-ENTRY INTO A MATERIAL DEFINITIVE AGREEMENT

By an agreement entered into between Triad Guaranty Inc. (the "Company") and Mr.
Mark K.  Tonnesen on  September  12,  2005,  the Company is  employing  Mr. Mark
Tonnesen  as  President  and Chief  Executive  Officer  of the  Company  and its
subsidiary,  Triad Guaranty Insurance Corporation,  replacing the retiring Daryl
W. Thompson.

During the term of his employment  agreement,  the Company will pay Mr. Tonnesen
an annual salary of $450,000. During each year that this agreement is in effect,
the Company will review possible increases in salary at least annually, with any
such increases  subject to the  determination  of the Board.  In addition to his
annual salary, Mr. Tonnesen is eligible to receive an annual bonus. For calendar
year 2005,  the cash bonus is  $200,000,  and for calendar  year 2006,  the cash
bonus  shall not be less than  $450,000.  The term of the  employment  agreement
begins September 14, 2005 and extends through September 30, 2008, and thereafter
for successive six month periods unless either party gives appropriate notice of
nonrenewal.  A copy of the employment  agreement and a related document is filed
with this report as exhibit 10.32 and incorporated herein by reference.

ITEM 1.02 TERMINATION OF A MATERIAL DEFINITIVE AGREEMENT.

On September 13, 2005, the Company issued a press release stating that Darryl W.
Thompson,  President  and Chief  Executive  Officer,  would  retire  from  Triad
Guaranty  Inc.  and  its  subsidiary,   Triad  Guaranty  Insurance  Corporation,
effective  September 13, 2005. The Company and Mr. Thompson have agreed that Mr.
Thompson's   employment  as  President  and  Chief  Executive  Officer  and  his
employment  agreement  with  respect  thereto,  be  terminated  effective  as of
September  13,  2005.  Mr.  Thompson  also has  retired  from his  position as a
director of the Company  effective  September  13, 2005.  Mr.  Thompson has been
appointed  by the board as  director  emeritus  and will  continue  to serve the
Company in a consulting  capacity as a part time  employee.  A copy of the press
release dated  September 13, 2005 announcing Mr.  Thompson's  retirement and the
appointment of Mr. Mark K. Tonnesen as President and Chief Executive  Officer is
attached as Exhibit 99.1 and incorporated herein by reference.

                 SECTION 5 - CORPORATE GOVERNANCE AND MANAGEMENT

ITEM 5.02 DEPARTURE OF DIRECTORS OR PRINCIPAL OFFICERS; ELECTION OF DIRECTORS;
APPOINTMENT OF PRINCIPAL OFFICERS.

The Company has issued a press release announcing the appointment of Mr. Mark K.
Tonnesen to the  position of President  and Chief  Executive  Officer  effective
September  14,  2005.  Mr.  Tonnesen  has also been elected as a director of the
Company  effective  the  same  date.  A brief  description  of the  terms of Mr.
Tonnesen's  employment  agreement are  described  under Item 1.01 above with the
agreement  attached  as  Exhibit  10.32 and  incorporated  herein by  reference.
Effective on September  13, 2005,  Mr.  Darryl W.  Thompson has retired from his
position as President, Chief Executive Officer and a director of the Company.






Mr. Tonnesen,  54, comes to the Company with numerous years of senior management
experience in the financial services and banking industry.  He has been with the
Royal Bank of Canada,  Toronto, since 1997, where he held a number of positions,
including Vice Chairman & Chief Financial  Officer,  RBC Insurance and Executive
Vice President,  Card Services and Point of Sale. Previously,  he was associated
with Banc One Corporation, Columbus, Ohio, from 1987 to 1997, where he served in
a  variety  of  senior  positions,  including  Chief  Development  Officer,  and
President,  Banc One Credit Card Services Company. While in Canada, Mr. Tonnesen
also served as Chair of the Visa Canada Board of Directors and Acxsys, the owner
of Interac, the national debit network of Canada. In addition,  he served on the
Board  of  Directors  and  Executive  Committee  of Visa  International  and the
Advisory Board of HNC.

There  are no  family  relationships  between  Mr.  Tonnesen  and  directors  or
executive  officers of the  Company,  and Mr.  Tonnesen has not had any material
interest  in any  transactions  with the  Company.  A copy of the press  release
announcing Mr.  Tonnesen's  appointment  is attached  hereto as Exhibit 99.1 and
incorporated herein by reference.

ITEM 9.01 FINANCIAL STATEMENTS AND EXHIBITS

     (c) EXHIBITS

          Exhibit  Number  10.32--  Employment  Agreement  and Related  Document
          between Triad Guaranty, Inc. and Mr. Mark K. Tonnesen.

          Exhibit  Number 99.1 -- Text of the Press Release Dated  September 13,
          2005  announcing  Darryl  W.  Thompson's  retirement  and Mr.  Mark K.
          Tonnesen's appointment.







                                   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.


                                    Triad Guaranty Inc.

Date: September 16, 2005            By:  /s/Kenneth S. Dwyer
                                      ----------------------------------------
                                    Name:  Kenneth S. Dwyer
                                    Title: Chief Accounting Officer