• Financial results to be released after market close on October 28, 2026
• Conference call to begin at 7:00 a.m. PT on October 29, 2026

VANCOUVER, Wash., Oct. 14, 2026 /PRNewswire/ -- NWPX Infrastructure, Inc. (NASDAQ: NWPX) ("NWPX Infrastructure" and the "Company"), a leading manufacturer of water-related infrastructure products, announced today that it intends to release its financial results for the third quarter ended September 30, 2026, on Wednesday, October 28, 2026.

Scott Montross, NWPX Infrastructure's President and Chief Executive Officer, and Aaron Wilkins, Senior Vice President and Chief Financial Officer, will host a conference call to discuss the Company's third quarter 2026 results on Thursday, October 29, 2026, at 7:00 a.m. Pacific Time. The call will be broadcast live over the Internet hosted on the Investor Relations section of the Company's website at www.nwpx.com and will be archived online upon completion of the conference call. For those unable to listen to the live call, a replay will be available approximately three hours after the event and will remain available until Thursday, November 12, 2026, by dialing 1-844-512-2921 in the U.S. or 1-412-317-6671 internationally and entering the replay access code: 13762824.

About NWPX Infrastructure
Founded in 1966, NWPX Infrastructure, Inc. is a leading manufacturer of water-related infrastructure products. Under the Northwest Pipe Company brand, the Company is the largest manufacturer of engineered water transmission systems in North America and produces steel casing pipe, bar-wrapped concrete cylinder pipe, and pipeline system joints and fittings. The Company also provides solution-based products for a wide range of markets including high-quality reinforced precast concrete products, lined precast sanitary sewer system structures, water distribution and management equipment including pump lift stations, wastewater pretreatment and conveyor systems, and stormwater quality products. Strategically positioned to meet growing water and wastewater infrastructure needs, the Company's skilled team is committed to quality and innovation while upholding its core values of accountability, commitment, and teamwork. Headquartered in Vancouver, Washington, the Company operates 15 manufacturing facilities across North America. For more information, please visit www.nwpx.com.

Contact:
Aaron Wilkins
Chief Financial Officer
NWPX Infrastructure, Inc.
(360) 397-6294
investors@nwpx.com
Or
Addo Investor Relations
nwpx@addo.com

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SOURCE NWPX Infrastructure, Inc.