Rockwood Press Release

Rockwood Holdings, Inc. Announces Third Quarter 2005
Live Press Conference, Conference Call and Webcast

Princeton, NJ USA (October 14, 2005) - Rockwood Holdings, Inc. (NYSE:   ROC), a global producer of specialty chemicals and advanced materials, announced it will host a live press conference, conference call and webcast to discuss its third quarter and year-to-date results of operations for the period ended September 30, 2005 on Monday, November 14, 2005 at 11 a.m. eastern standard time. Rockwood will host the live press conference at the St. Regis Hotel, 2 East 55 th Street, New York, New York in the St. Regis Dining Room.   Please contact Robert J. Zatta at (609)734-6403 if you plan on attending the conference so we can make appropriate arrangements.  

For those unable to attend the conference, the dial-in number to access via conference call in the U.S. is (800) 553-0329 and the international dial-in number is (612) 332-0932, no access code is needed for either call.

A PowerPoint file is available here detailing the results. Download the PowerPoint file (440k)

To access a listen-only, live webcast of the conference call please click here.   All presentation materials will be available live via webcast.

A replay of the conference call will be available through November 21, 2005 at (800) 475-6701 in the U.S., access code: 799694, and internationally at (320) 365-3844, access code: 799694. The webcast will also be archived on our website.

Rockwood Holdings, Inc. is the ultimate parent company of Rockwood Specialties Group, Inc., a leading global specialty chemicals and advanced materials company. Rockwood has a worldwide employee base of approximately 10,200 people and net revenue of approximately $2.9 billion in 2004 on a pro forma basis. The company focuses on global niche segments of the specialty chemicals and advanced materials markets, including specialty chemicals, performance additives, titanium dioxide pigments, advanced ceramics, custom synthesis, specialty compounds and electronics. For more information on Rockwood, please visit www.rocksp.com.

The information set forth in this press release contains certain "forward-looking statements" within the meaning of the Private Securities Litigation Reform Act of 1995 concerning the business, operations and financial condition of Rockwood Holdings, Inc., its subsidiaries and affiliates ("Rockwood"). Words such as "anticipates," "believes," "estimates," "expects," "forecasts," "predicts" and variations of such words or expressions are intended to identify forward-looking statements. Although Rockwood believes the expectations reflected in such forward-looking statements are based upon reasonable assumptions, there can be no assurance that its expectations will be realized. "Forward-looking statements" consist of all non-historical information, including the statements referring to the prospects and future performance of Rockwood. Actual results could differ materially from those projected in Rockwood's forward-looking statements due to numerous known and unknown risks and uncertainties, including, among other things, the "Risk Factors" described in Rockwood's securities filings with the Securities and Exchange Commission, including its registration statement on Form S-1.   Rockwood does not undertake any obligation to publicly update any forward-looking statement to reflect events or circumstances after the date on which any such statement is made or to reflect the occurrence of unanticipated events.