Builders FirstSource, Inc. (NYSE:BLDR) ("Builders FirstSource" or the "Company") will host a conference call and webcast on Thursday, April 30, 2026, to discuss the Company's financial results and other business matters. The teleconference will begin at 8:00 a.m. Central Time and will be hosted by Peter Jackson, President and Chief Executive Officer, and Pete Beckmann, Chief Financial Officer.

The live webcast can be accessed on the Company's investor relations website at investors.bldr.com under the Events and Presentations section. The online archive of the webcast will be available for approximately 90 days.

To participate in the teleconference, please dial into the call a few minutes before the start time at 833-316-2483 (U.S. and Canada) or 785-838-9284 (International), Conference ID: BLDRQ126.

About Builders FirstSource

Builders FirstSource (NYSE:BLDR), headquartered in Irving, Texas, is the nation's leading provider of building materials for professional builders in new residential construction and repair and remodeling. We deliver integrated homebuilding solutions by manufacturing, supplying, and installing a full range of structural and related building products. With approximately 570 locations across 43 states, we serve 48 of the top 50 and 94 of the top 100 Core Based Statistical Areas (CBSAs), ensuring broad geographic coverage and enhancing our ability to partner with our customers. Our leading network of strategically located manufacturing facilities produces factory-built roof and floor trusses, wall panels, vinyl windows, custom millwork and trim, manufactured and semi-custom modular homes, as well as engineered wood that we design and cut specifically for each home. We also assemble interior and exterior doors into pre-hung units for easy installation. Additionally, we distribute a wide range of building products, including lumber, sheet goods, windows, doors, millwork, and specialty items. Our services, which vary by market, include professional installation, turnkey framing, and shell construction. Supported by the latest construction innovations and digital solutions, we help drive greater efficiency across homebuilding. Learn more at www.bldr.com

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Builders FirstSource Contact:

Heather Kos

SVP, Investor Relations

Builders FirstSource, Inc.

investorrelations@BLDR.com

Builders FirstSource to Host First Quarter 2026 Financial Results Conference Call and Webcast