Slide 1: Investor Presentation
INVESTOR PRESENTATION www.nwpx.com JULY 2024 February 2026
Slide 2: Legal Statements
INVESTOR PRESENTATION | 2 LEGAL STATEMENTS FORWARD LOOKING STATEMENTS Statements in this presentation contain “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995 and Section 21E of the Securities Exchange Act of 1934, as amended, that are based on
Slide 3: About NWPX
INVESTOR PRESENTATION | 3 Widely-recognized reputation for quality, service, and ABOUT Founded in manufacturing capabilities NWPX 1966 14 locations: strategically Headquartered in placed manufacturing facilities Vancouver, WA with 13 in the U.S. and one in Mexico Positioned to meet North America's g
Slide 4: Strategic Footprint with Customer Access Across the U.S.
INVESTOR PRESENTATION | 4 STRATEGIC FOOTPRINT WITH CUSTOMER ACCESS ACROSS THE U.S. CORPORATE HEADQUARTERS WATER TRANSMISSION SYSTEMS PLANTS PRECAST INFRASTRUCTURE AND ENGINEERED SYSTEMS PLANTS
Slide 5: Wide-Ranging Product Capabilities
INVESTOR PRESENTATION | 5 WHAT WE DO WIDE-RANGING PRODUCT CAPABILITIES PRECAST CONCRETE ENVIRONMENTAL & RCP PIPE SOLUTIONS & UTILITIES TRENCHLESS PIPE ENGINEERED STEEL PIPE WATER TRANSMISSION SYSTEMS PRECAST INFRASTRUCTURE & ENGINEERED SYSTEMS
Slide 6: Water Infrastructure for Thriving Communities
WATER INFRASTRUCTURE INVESTOR PRESENTATION | 6 FOR THRIVING COMMUNITIES Note: See following slide for a more comprehensive description of our featured products.
Slide 7: Featured Products
INVESTOR PRESENTATION | 7 FEATURED PRODUCTS A. Elevator Sump System | NWPX Park K. Solids Interceptor | NWPX Park Oil-water separator, and control panel with alarm. Captures solid waste before entering sewer or B. Water Meters | NWPX Park stormwater systems Measures and safeguards the flow of water
Slide 8: Demand Drivers
INVESTOR PRESENTATION | 8 WHY WE DO WHAT WE DO DEMAND DRIVERS Aging water and wastewater systems Federal and state initiatives to improve infrastructure • Existing infrastructure needs upgrades, repairs, and replacements • Federal momentum continues to support long-term water • Underinvestment in pa
Slide 9: Large Addressable Market Opportunity
INVESTOR PRESENTATION | 9 LARGE WATER TRANSMISSION SYSTEMS ADDRESSABLE Addressable Market NWPX’s Share: MARKET NWPX's Share $351 M (~56%) OPPORTUNITY TOTAL ADDRESSABLE MARKET $500 - $750M PRECAST INFRASTRUCTURE and ENGINEERED SYSTEMS NWPX’s Share: Addressable Market NWPX's Share $175 M (~1%) TOTAL A
Slide 10: Water Transmission Systems
INVESTOR PRESENTATION | 10 WATER TRANSMISSION • Manufactures large-diameter, high-pressure steel pipeline systems for use in water infrastructure applications, which SYSTEMS are primarily related to drinking water systems • Products also used for hydroelectric power systems, WELL-POISED INDUSTRY LEA
Slide 11: Favorable WTS Market Dynamics
INVESTOR PRESENTATION | 11 FAVORABLE WTS MARKET DYNAMICS US $43.5 B APPROPRIATIONS: Congressionally authorized and approved spending for specific purposes, such as the federal capitalization grants to the SRF programs. US $8.9 B ALLOTMENTS: Portion of appropriated IIJA SRF funding that the EPA divid
Slide 12: Precast Infrastructure & Engineered Systems Segment
INVESTOR PRESENTATION | 12 PRECAST High-quality precast and reinforced concrete products INFRASTRUCTURE & typically used in non-pressure conveyance as well as wastewater pretreatment, stormwater quality, and water ENGINEERED SYSTEMS distribution and management. SEGMENT Precast Infrastructure and Eng
Slide 13: Leader of Innovation in Water Infrastructure
INVESTOR PRESENTATION | 13 RADIAL BENDING JOINT COMPOSITE FRP PANELS A first of its kind for the industry, this patent- Made for maintenance-free corrosion pending Permalok® joint enables steel pipe to protection, these panels can be made be installed along a curved radius in in any size and extend
Slide 14: Growth Strategy
INVESTOR PRESENTATION | 14 Create transformational growth and GROWTH profitability to drive shareholder value STRATEGY through organic growth “Product Spread” and acquisitions PRECAST INFRASTRUCTURE & ENGINEERED ACQUISITION STRATEGY: SYSTEMS PRODUCT SPREAD STRATEGY: Produce and ship NWPX Park produc
Slide 15: Capital Allocation Strategy
INVESTOR PRESENTATION | 15 CAPITAL ALLOCATION STRATEGY Use of Cash Priorities ORGANIC GROWTH DEBT REPAYMENT • Prioritizing organic growth through Product Spread strategy • Prudent with debt incurred to finance growth; historic Reinvesting in Precast locations to increase production targeted leverage
Slide 16: Demand Drives Strong Performance
INVESTOR PRESENTATION | 16 DEMAND DRIVES STRONG PERFORMANCE Backlog1 and Order Book2 Maintained strong WTS Revenue Grew WTS revenues by over 2x since 2018 ($ Millions) backlog and Precast order ($ Millions) and more than tripled the size of the book in 2025 Company with the addition of Precast $372
Slide 17: Q4 2025 Highlights
INVESTOR PRESENTATION | 17 Q4 2025 HIGHLIGHTS Backlog including confirmed orders1 of $346 million Strong order book2 of $57 million for the Precast for the Water Transmission Systems segment Infrastructure and Engineered Systems segment Net Sales by Segment Gross Profit by Segment ($ Millions) WTS R
Slide 18: Free Cash Flow Improvement
INVESTOR PRESENTATION | 18 FREE CASH FLOW IMPROVEMENT NWPX has demonstrated consistent annual free cash flow(1) generation with improved cash conversion since 2023 Projected FCF Drivers: 2026 FCF: $50.0 $47.1 $40 - $46 M $45.0 Continued emphasis on expediting $40.0 WTS segment billings $35.2 $34.3 $
Slide 19: Corporate Responsibility
INVESTOR PRESENTATION | 19 HEALTH & SAFETY HUMAN CAPITAL MANAGEMENT CORPORATE RESPONSIBILITY ENVIRONMENTAL STEWARDSHIP Environmental, Social, and Governance Focus
Slide 20: Health & Safety
INVESTOR PRESENTATION | 20 CORPORATE RESPONSIBILITY HEALTH & SAFETY • Continued to improve on our industry-leading safety performance from 20241 with metrics significantly below the national and comparable industry average2 • 2025 total recordable incident rate: 1.06 • 2025 days away rate: 0.41 • Co
Slide 21: Human Capital Management
INVESTOR PRESENTATION | 21 CORPORATE RESPONSIBILITY HUMAN CAPITAL MANAGEMENT • Approach centered on fairness, professional development, and competitive and equitable compensation • Committed to fostering a workplace where all individuals have the opportunity to grow, contribute and succeed • Focus o
Slide 22: Environmental Stewardship
INVESTOR PRESENTATION | 22 CORPORATE RESPONSIBILITY ENVIRONMENTAL STEWARDSHIP • Driving continuous in environmental performance across operations • Minimizing air pollution from operational facilities with emissions control devices and reduction programs beyond complying with local air permitting re
Slide 23: Strategic and Operational Initiatives
INVESTOR PRESENTATION | 23 STRATEGIC AND OPERATIONAL INITIATIVES Maintain a safe Improve performance Intensify our focus on workplace where through a persistent strategic opportunities to employees are proud focus on margin over grow the Company to work volume through expansion or acquisitions Conti
Slide 24: Investment Highlights
INVESTOR PRESENTATION | 24 INVESTMENT HIGHLIGHTS Large addressable market provides opportunities for further expansion Strong balance sheet Diversification strategy helps reduce impacts from market cyclicality and improve free cash flow generation Experienced management team with over 100 years of c
Slide 25: Appendix
INVESTOR PRESENTATION | 25 APPENDIX
Slide 26: NWPX Geneva
INVESTOR PRESENTATION | 26 STRATEGIC ACQUISITION: NWPX GENEVA • Completed the acquisition of Geneva Pipe and Precast on January 31, 2020 for $49.4 million (~7.5x EBITDA) • Three reinforced concrete pipe, utilities, and precast products plants located in Utah • Products used for conveyance, wastewate
Slide 27: NWPX Park
INVESTOR PRESENTATION | 27 STRATEGIC ACQUISITION: NWPX PARK • Completed the acquisition of ParkUSA on October 5, 2021 for $90.2 million (~6.2x EBITDA) • Technology leader in water infrastructure with strong brand reputation and customer relationships • Manufacture both precast concrete and steel fab
Slide 28: Favorable WTS Market Dynamics
INVESTOR PRESENTATION | 28 FAVORABLE WTS MARKET DYNAMICS • U.S. water consumption equal to 82 gallons per person per day • Substantial non-revenue water loss: • 6.75 billion gallons of treated drinking water lost daily (≈2.7 trillion gallons annually) due to leaks and water main breaks • ~19.5% aver
Slide 29: U.S. Water Infrastructure Needs
INVESTOR PRESENTATION | 29 U.S. WATER Total 20-year State Need by Water INFRASTRUCTURE Infrastructure Project Category1 NEEDS 9% 4% 3% TOTAL STATE NEED: • The 20-year national water infrastructure need across the U.S. is estimated by the 7th Drinking $625 Billion 17% Water Infrastructure Needs Surve
Slide 30: Eastern Water Transmission Projects
INVESTOR PRESENTATION | 30 WATER TRANSMISSION PROJECTS EASTERN WATER TRANSMISSION PROJECTS
Slide 31: Eastern Market Update
INVESTOR PRESENTATION | 31 WATER TRANSMISSION PROJECTS EASTERN MARKET UPDATE • The ongoing multi-year, multi-agency Houston metroplex Surface Water Program is bidding 4,900 additional tons this year across multiple projects, with additional sections planned in 2027. Installation of InfraShield® Join
Slide 32: Eastern Market Update
INVESTOR PRESENTATION | 32 WATER TRANSMISSION PROJECTS EASTERN MARKET UPDATE • In North Dakota, progress continues on the 140-mile 87,000-ton Red River Valley Water Supply Project. The States biennium legislative session and construction bidding concluded in 2025, with construction continuing in thi
Slide 33: Western Water Transmission Projects
INVESTOR PRESENTATION | 33 WATER TRANSMISSION PROJECTS WESTERN WATER TRANSMISSION PROJECTS
Slide 34: Western Market Update
INVESTOR PRESENTATION | 34 WATER TRANSMISSION PROJECTS WESTERN MARKET UPDATE • Southern Nevada Water Authority has awarded four CMGC contracts for their Horizon Pipeline Program, which expands the southern part of their water delivery system. Program will include approximately 80k tons of large diam
Slide 35: Western Market Update
INVESTOR PRESENTATION | 35 WATER TRANSMISSION PROJECTS WESTERN MARKET UPDATE • Metropolitan Water District (MWD) is heading a regional water reuse program in conjunction with the LA Sanitation district. This reuse program would treat and recycle water from one of the largest reclamation facilities i
Slide 36: Western Market Update
INVESTOR PRESENTATION | 36 WATER TRANSMISSION PROJECTS WESTERN MARKET UPDATE • Construction continues on the U.S. Bureau of Reclamation’s Navajo-Gallup supply program. The final major phase of pipeline construction for this program is forecast to bid in late 2026 and includes 2,800 tons of steel pip