Exhibit 99 DREW INDUSTRIES INCORPORATED FOR IMMEDIATE RELEASE Date: June 2, 2003 Contact: Leigh J. Abrams, President and CEO Phone: (914) 428-9098 Fax: (914) 428-4581 E Mail: Drew@drewindustries.com --WEBCAST ALERT-- Drew Industries Incorporated Presentation at Redchip Partners San Francisco Investors Conference 2003 WHITE PLAINS, N.Y., June 2, 2003 -- Drew Industries Incorporated (AMEX: DW) announces the following webcast: What: Drew Industries Incorporated Presentation at Redchip Partners San Francisco Investors Conference 2003 When: 06/04/03 at 11:45 a.m. Pacific Where: www.drewindustries.com How: Live over the Internet -- Simply log on to the web at the address above. Contact: Jeff Lambert Investor Relations Counsel Phone: 616-233-0500 E-mail: jlambert@lambert-edwards.com If you are unable to participate during the live webcast, the call will be archived at www.drewindustries.com. About Drew Industries Drew, through its wholly-owned subsidiaries, Kinro, Inc. and Lippert Components, Inc., manufactures and supplies a broad array of components for RVs and manufactured homes. Drew's products include aluminum and vinyl windows and screens, doors, chassis, chassis parts, RV slide-out mechanisms and power units, and bath and shower units. From 40 factories located throughout the United States and one factory in Canada, Drew serves most major national manufacturers of RVs and manufactured homes in an efficient and cost-effective manner. Additional information about Drew and its products can be found at www.drewindustries.com. (Minimum Requirements to listen to broadcast: The Windows Media Player software, downloadable free from http://www.microsoft.com/windows/windowsmedia/EN/default.asp and at least a 28.8 kbps connection to the Internet. If you experience problems listening to the broadcast, send an email to webcastsupport@tfprn.com.) 3