Tutor Perini Backlog Bolstered with Award of $651.8 Million Project to Modernize and Protect Critical Power Infrastructure on Naval Base Guam

LOS ANGELES--(BUSINESS WIRE)-- Tutor Perini Corporation (NYSE: TPC) (the “Company”), a leading civil, building and specialty construction company, announced today that it has been awarded a task order valued at approximately $651.8 million by the Naval Facilities Engineering Systems Command (NAVFAC) Pacific for Project P‑1181, Harden Critical Feeders on Naval Base Guam. The project was awarded under NAVFAC Pacific’s Facilities and Infrastructure Multiple Award Construction Contract. The purpose of the project is to replace existing primary and secondary overhead electrical distribution feeders with new underground circuit conductors within concrete-encased duct banks to improve electrical system resiliency and reliability for facilities on Naval Base Guam. The project will be executed through a joint venture involving the Company and its Guam-based wholly owned subsidiary, Black Construction Corporation.

Gary Smalley, Tutor Perini’s CEO and President commented, “This new award represents our latest major project in Guam, and we are continuing to pursue various other significant opportunities there and throughout the Indo-Pacific region. We are pleased to continue supporting the U.S. government’s infrastructure priorities, including those under the Pacific Deterrence Initiative.”

Design will begin in August 2026 with construction to begin in April 2027. Substantial completion is anticipated in June 2031. The task order value will be included in the Company’s backlog for the second quarter of 2026.

About Tutor Perini Corporation

Tutor Perini Corporation is a leading civil, building and specialty construction company offering diversified general contracting and design-build services to private customers and public agencies throughout the world. We have provided construction services since 1894 and have established a strong reputation within our markets by executing large, complex projects on time and within budget while adhering to strict safety and quality control measures. We offer general contracting, pre-construction planning and comprehensive project management services, and have strong expertise in delivering design-bid-build, design-build, construction management, and public-private partnership (P3) projects. We often self-perform multiple project components, including earthwork, excavation, concrete forming and placement, steel erection, electrical, mechanical, plumbing, heating, ventilation and air conditioning (HVAC), and fire protection.

View source version on businesswire.com: https://www.businesswire.com/news/home/20260609660993/en/

Tutor Perini Corporation
Jorge Casado, 818-362-8391
Senior Vice President, Investor Relations and Corporate Communications
www.tutorperini.com

Source: Tutor Perini Corporation

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