Form 6-K

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

 

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16

UNDER THE SECURITIES EXCHANGE ACT OF 1934

 

Dated November 6, 2006

Commission File Number: 001-14666

MITTAL STEEL COMPANY N.V.

(Translation of registrant’s name into English)

15th Floor, Hofplein 20

3032 AC Rotterdam

The Netherlands

(Address of principal executive offices)

Indicate by check mark whether the registrant files or will file annual reports under cover Form 20-F or Form 40-F.

Form 20-F x                Form 40-F ¨

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1):             

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7):             

Indicate by check mark whether the registrant by furnishing the information contained in this Form is also thereby furnishing the information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934.

Yes ¨                                         No x

If “Yes” marked, indicate below the file number assigned to the registrant in connection with Rule 12g3-2(b): 82-                

On November 6, 2006, Mittal Steel Company N.V. issued the press releases attached hereto as Exhibit 99.1 and Exhibit 99.2.

Exhibit List

 

Exhibit No.    Description
Exhibit 99.1    Press release dated November 6, 2006, announcing Arcelor Mittal third quarter 2006 results.
Exhibit 99.2    Press release dated November 6, 2006, announcing reorganization of Arcelor Mittal senior management structure, Mr. Lakshmi N. Mittal to become CEO.

 

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.

Date: November 6, 2006

 

By:  

        /s/ Henk Scheffer

  Name: Henk Scheffer
  Title:   Company Secretary

Exhibit Index

 

Exhibit No.    Description
Exhibit 99.1    Press release dated November 6, 2006, announcing Arcelor Mittal third quarter 2006 results.
Exhibit 99.2    Press release dated November 6, 2006, announcing reorganization of Arcelor Mittal senior management structure, Mr. Lakshmi N. Mittal to become CEO.