Gibraltar Industries to Announce First Quarter 2017 Financial Results on May 5

Company to Webcast Conference Call Live at 9:00 a.m. ET

Gibraltar Industries, Inc. (Nasdaq: ROCK), a leading manufacturer and distributor of building products for industrial, infrastructure, residential, and renewable energy and conservation markets, announced today that it expects to release its first-quarter 2017 financial results at approximately 7:30 a.m. ET on Friday, May 5, 2017. It also expects to discuss the results on a conference call that will be webcast live that same day starting at 9:00 a.m. ET. Hosting the call will be Chief Executive Officer Frank Heard and Chief Financial Officer Timothy Murphy.

Those who wish to listen to the conference call should visit the Investor Info section of the Company’s website at www.gibraltar1.com. The call also may be accessed by dialing [phone] or [phone]. For interested individuals unable to join the live conference call, a webcast replay will be available on the Company’s website for one year.

About GibraltarGibraltar Industries is a leading manufacturer and distributor of building products for industrial, infrastructure, residential, and renewable energy and conservation markets. With a four-pillar strategy focused on operational improvement, product innovation, acquisitions and portfolio management, Gibraltar’s mission is to drive best-in-class performance. Gibraltar serves customers primarily throughout North America, and to a lesser extent Asia. Comprehensive information about Gibraltar can be found on its website at www.gibraltar1.com.

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Gibraltar Industries, Inc.Timothy Murphy, 716-826-6500 ext. 3277Chief Financial [e-mail]