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): March 19, 2008

 

 

Aon Corporation
(Exact Name of Registrant as Specified in Charter)

 

Delaware

 

1-7933

 

36-3051915

(State or Other Jurisdiction
of Incorporation)

 

(Commission File Number)

 

(IRS Employer
Identification No.)

 

200 East Randolph Street, Chicago, Illinois

 

60601

(Address of Principal Executive Offices)

 

(Zip Code)

 

Registrant’s telephone number, including area code: (312) 381-1000

 

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 (see General Instruction A.2. below):

 

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

 

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

 

o                                    Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

 

o                                    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 Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

 

(b)                                 On March 19, 2008, Aon Corporation (the “Company”) issued a press release (the “Press Release”) announcing that Patrick G. Ryan, Executive Chairman, plans to retire from the Company as of August 1, 2008.

 

A copy of the Press Release is attached hereto as Exhibit 99.1 and is incorporated herein by reference.

 

Item 9.01.              Financial Statements and Exhibits.

 

(a) - (c)   Not applicable.

 

(d)           Exhibits:

 

Exhibit
Number

 

Description of Exhibit

99.1

 

Press Release issued by the Company on March 19, 2008.

 

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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 hereunto duly authorized.

 

 

 

 

Aon CORPORATION

 

 

 

 

 

 

 

By:

/s/ Jennifer L. Kraft

 

 

 

 

Jennifer L. Kraft

Date: March 21, 2008

 

 

 

Vice President, Associate General Counsel and Secretary

 

 

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EXHIBIT INDEX

 

Exhibit
Number

 

Description of Exhibit

99.1

 

Press Release issued by the Company on March 19, 2008.

 

 

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