Exhibit 23.1
Consent of Independent Auditors
We consent to the incorporation by reference in the following Registration Statements of our report dated March 17, 2008, with respect to the combined balance sheet of the Electronics Businesses of Rockwood Specialties Group, Inc. as of September 30, 2007, and the related combined statements of income, invested equity and comprehensive income, and cash flows for the nine-month period then ended, included in this Form 8-K/A of OM Group, Inc.:
Registration | ||||
Statement | Description | Filing Date | ||
333-07531 | OM Group, Inc. Non-Employee Directors’ Equity Compensation Plan—Form S-8 Registration Statement—250,000 Shares | July 3, 1996 | ||
333-47230 | OM Group, Inc. 1998 Long-Term Incentive Compensation Plan—Form S-8 Registration Statement—2,000,000 Shares | October 3, 2000 | ||
333-65852 | OM Group, Inc. 1998 Long-Term Incentive Compensation Plan—Form S-8 Registration Statement—2,000,000 Shares | July 25, 2001 | ||
333-141033 | OM Group, Inc. 2002 Stock Incentive Plan and Inducement Stock Option Grant to Joseph M. Scaminace—Form S-8 Registration Statement—1,488,934 Shares | March 2, 2007 | ||
333-145238 | OM Group, Inc. 2007 Incentive Compensation Plan—Form S-8 Registration Statement —3,000,000 Shares | August 8, 2007 |
Cleveland, Ohio
March 17, 2008
March 17, 2008