Slide 1: Moving Infrastructure Forward
Moving Infrastructure Forward Q1 2026 Earnings Conference Call May 1, 2026
Slide 2: Forward Looking Statements
FORWARD LOOKING STATEMENTS Some statements in this presentation, which are not historical facts, are “forward-looking statements” as defined by the Private Securities Litigation Reform Act of 1995. Forward-looking statements include statements about Arcosa’s estimates, expectations, beliefs, intenti
Slide 3: Q1 2026 Performance Reflects Operational Strength and Disciplined Execution in our Streamlined Portfolio
Q1 2026 Performance Reflects Operational Strength and Disciplined Execution in our Streamlined Portfolio1 First quarter Adjusted EBITDA In-line performance in Completed sale of barge growth of 10% and 100 basis Construction Products despite business on April 1st, a points of margin improvement seaso
Slide 4: Focused Growth Strategy Anchors Disciplined and Confident 2026 Outlook
Focused Growth Strategy Anchors Disciplined and Confident 2026 Outlook Barge Divestiture is Further Step in Strategic Transformation • Completed transaction to sell the barge business for $450 million in cash • Significantly reduces portfolio complexity and cyclicality, while raising overall margin
Slide 5: Construction Products and Engineered Structures
Construction Products Engineered Structures Strong geographic footprint and a product portfolio Serves a broad spectrum of positioned to support long-term US construction activity. US power and infrastructure markets. Aggregates | Specialty Materials | Utility Structures | Traffic Asphalt | Construc
Slide 6: Strategic Update
Strategic Update 6
Slide 7: Strategic Simplification Unlocks a Stronger, More Focused Arcosa
GROW OUR VISION in attractive markets where we can achieve sustainable competitive advantages Strategic Simplification Unlocks a Stronger, More Focused Arcosa REDUCE the complexity and cyclicality of the overall The barge divestiture is the latest business in a series of actions taken to streamline
Slide 8: Significant Advancement of Strategic Transformation
Significant Advancement of Strategic Transformation Focused on growth in Construction Products and Engineered Structures 2018 Key Acquisitions LTM 3/31/20261 Construction Products % Adjusted EBITDA, excluding corporate costs Transportation Construction Engineered Products Products Structures 29% 33%
Slide 9: Building on Momentum in Q1 2026
Building on Momentum in Q1 2026 9
Slide 10: Q1 2026 Continuing Operations Results
Q1 2026 Continuing Operations Results Strong first quarter performance led by double-digit top-line growth and margin expansion in utility structures Revenue ($M) Net Income ($M) Adjusted EBITDA ($M) +4% +109% +10% 547.6 571.7 25.1 102.9 1.8 93.2 12.0 0.4 23.3 11.6 Q1-25 Q1-26 Q1-25 Q1-26 Q1-25 Q1-2
Slide 11: Q1 2026 Construction Products Results
Q1 2026 Construction Products Results Performance in-line with expectations overcoming severe winter weather in the northeast Revenue ($M) Adjusted Segment EBITDA ($M) +5% -2% 276.3 56.9 55.7 262.8 28.4 35.9 73.2 70.4 161.2 170.0 Q1-25 Q1-26 Q1-25 Q1-26 Construction Site Support Aggregates Specialty
Slide 12: Aggregates Unit Metrics
Aggregates Unit Metrics Unit profitability expansion outpaced pricing growth despite seasonal low point for the business ASP1 ($) Volume (tons) GP/Ton2 ($) +2% +4% +7% $17.94 $18.26 7.7 8.0 $7.91 $7.38 Q1-25 Q1-26 Q1-25 Q1-26 Q1-25 Q1-26 MARGIN3 41.1% 43.3% 1 Freight-Adjusted Average Selling Price;
Slide 13: Q1 2026 Engineered Structures Results
Q1 2026 Engineered Structures Results Record quarterly results in utility structures, more than compensating for expected decline in wind towers Revenue ($M) Adjusted Segment EBITDA ($M) +4% +21% 284.8 295.4 62.4 70.0 +15% 51.5 89.0 225.4 195.8 Q1-25 Q1-26 Q1-25 Q1-26 Wind Towers Utility and Related
Slide 14: Strong Cash Generation Enables Rapid Deleveraging and Financial Flexibility
Strong Cash Generation Enables Rapid Deleveraging and Financial Flexibility Net Debt / Adjusted EBITDA (ratio at end of period) Free Cash Flow from Continuing Operations ($M) 2.9 21.2 2.3 2.3 Target of 2.0 – 2.5x 1.9 58.1 1.3 (21.1) (36.9) (28.0) Q4-23 Q4-24 Q4-25 Q1-26 Pro forma (49.1) Q1-26, for Q
Slide 15: 2026 Outlook
2026 Outlook 15
Slide 16: Guidance Update — Continuing Operations
Guidance Update — Continuing Operations Raised revenue and Adjusted EBITDA guidance due to first quarter outperformance in utility structures and increased confidence in the remainder of the year Revenue ($M) vAdjusted EBITDA ($M) +6% +11% 2,540 – 2,670 2,600 – 2,700 2,500 520 - 565 545 - 585 510 FY
Slide 17: Market Outlook
Market Outlook CONSTRUCTION PRODUCTS ENGINEERED STRUCTURES • Expect mid-single digit aggregates pricing growth and • Strong backlog for utility and related structures, up 28% YTD, low-single digit volume improvement for 2026 driven by grid-hardening, replacing aging infrastructure, and connecting re
Slide 18: Appendix
Appendix 18
Slide 19: Guidance Summary
Guidance Summary REVENUE TAX RATE Full year 2026 range of $2.6B to $2.7B for continuing Full year 2026 effective tax rate for continuing operations of operations, compared to previous range of $2.54B to $2.67B ~16% to 18% 2025 full year revenue for continuing operations was $2.5B CAPITAL EXPENDITURE
Slide 20: Non-GAAP Measures
Non-GAAP Measures Refer to slides that follow for accompanying reconciliations “EBITDA” is defined as net income plus interest, taxes, depreciation, depletion, and amortization. “Adjusted EBITDA” is defined as EBITDA adjusted for certain items that are not reflective of the normal earnings of our bu
Slide 21: Reconciliation of Adjusted EBITDA and Adjusted Net Income
Reconciliation of Adjusted EBITDA and Adjusted Net Income ($’s in millions) (unaudited) Three Months Ended Full Year March 31, 2026 Guidance(1) 2026 2025 Low High Income from continuing operations $ 23.3 $ 11.6 $ 200.4 $ 218.6 Add: Interest expense, net 22.4 26.5 79.0 81.0 Provision for income taxes
Slide 22: Reconciliation of Adjusted Segment EBITDA
Reconciliation of Adjusted Segment EBITDA ($’s in millions) (unaudited) Three Months Ended Year Ended Twelve Months Ended March 31, December 31, March 31, 2026 2025 2018 2025 2026 Construction Products Operating Profit $ 14.9 $ 18.3 $ 50.4 $ 189.7 $ 186.3 Add: Depreciation, depletion, and amortizati
Slide 23: Reconciliation of Aggregates Metrics
Reconciliation of Aggregates Metrics ($’s in millions, except per ton amounts) (unaudited) Three Months Ended March 31, 2026 2025 Aggregates Aggregates revenues $ 174.5 $ 165.3 Less: Freight revenues and other revenues (28.4) (27.2) Aggregates Freight-Adjusted Revenues $ 146.1 $ 138.1 Aggregates gro
Slide 24: Reconciliation of Net Debt to Adjusted EBITDA and Free Cash Flow
Reconciliation of Net Debt to Adjusted EBITDA and Free Cash Flow ($’s in millions) (unaudited) As of December 31, December 31, December 31, April 1 Barge March 31, 2026 2023 2024(1) 2025 March 31, 2026 Divestiture(2) Pro Forma Total debt excluding debt issuance costs $ 573.1 $ 1,707.1 $ 1,538.4 $ 1,
Slide 25: How to Find Us
OUR WEBSITE www.arcosa.com How to Find Us NYSE TICKER ACA INVESTOR CONTACT InvestorResources@arcosa.com 25