Slide 1: Q1 Fiscal 2026 Financial Results
[IDS Qi Fiscal 2026 Financial Results August 7, 2025
Slide 2: Management Presenters
Management Presenters Scott Barbour President and Chief Executive Officer Scott Cottrill Executive Vice President, Chief Financial Officer Mike Higgins Vice President, Corporate Strategy & Investor Relations /IBDS
Slide 3: Forward Looking Statements and Non-GAAP Financial Metrics
Forward Looking Statements and Non-GAAP Financial Metrics Forward Looking Statements Certain statements in this press release may be deemed to be forward-looking statements. These statements are not historical facts but rather are based on the Company's current expectations, estimates and projection
Slide 4: CEO Highlights
CEO Highlights Qi Fiscal 2026 Revenue Qi Fiscal 2026 Profitability Sales + Pricing sequentially stable as expected, Adjusted EBITDA Margin remains in line with expectations. ome + Favorable volume, price/cost and ey + Infiltrator sales growth primarily driven eee transportation costs offset by $868
Slide 5: Q1 Fiscal 2026 Financial Performance
Qi Fiscal 2026 Financial Performance Revenue Revenue Performance +2% (USD, ln millons) . ; By Business Domestic Markets - ADS Legacy (2%) + Construction ores 18% $816 - Pipe (4%) + Non-Residential +6% + Allied Products +0% ® Residential hate + Infiltrator +21% area col TRC TUES. careusresonanmnonene
Slide 6: Free Cash Flow and Capital Structure
Free Cash Flow and Capital Structure Free Cash Flow “) FY 2026 FY 2025 A Consolidated Adjusted EBITDA $278 $275 $3 Working capital? (8) (64) 56 Cash tax () () 0 Cash interest (10) (10) lo) Transaction costs) (i) O (i) Other 7 (17) 34 Consolidated cash flow from operations $275 $183 $92 Capital expen
Slide 7: Fiscal Year 2026 Guidance
Fiscal Year 2026 Guidance Fiscal 2026 Expectations Key Metric FY 2025 FY 2026 Y-o-Y Change Net Sales $2,904 $2,825 - $2,975 (3%) to +2% fal, BEIT $889 $850 - $910 (4%) to +2% Adj. EBITDA Margin 30.6% 301% - 30.6% (50) bps to flat IDS.
Slide 8: Q&A
Slide 9: Appendix
Appendix /IBDS
Slide 10: Diversified Product Mix Shifting to High Margin Categories
Diversified Product Mix Shifting to High Margin Categories FY25 . Allied Products Pipe Allied FY16 56% Products - fo 3 + Stormwater capture, storage Pipe Allied 26% 56.29 and treatment products 74% Products Secent * Growth criven by regulatory 9g advancement, market 26% Adjusted Gross Margin technol
Slide 11: Large Addressable Market with Significant Conversion Opportunity
Large Addressable Market with Significant Conversion Opportunity $2B Onsite Wastewater Market $5.5B Stormwater Pipe Market $i5B Total Addressable Market $7.5B Allied Products Markets HIDSDIS varket estimates are US only, based on management research. "
Slide 12: How We Win: The ADS Value Proposition
How We Win: The ADS Value Proposition Best-In-Class CG» Lifecycle of a Raindrop XS: ‘e a Product 4 SI . Rain Event Lakes & _— Bortfche L = rr > Capture > Conveyance * Storage > Treatment Approvals Proven 300+ Go-to-Market —. .ronatonaland + ~>8700endneering_—*- 7800 waterworks sronane = F eiganga St
Slide 13: Reconciliations
Reconciliations 13 (In thousands) Net Sales Intersegment Net Sales Net Sales from External Customers Net Sales Intersegment Net Sales Net Sales from External Customers Pipe $ 428,815 $ (13,277) $ 415,538 $ 441,142 $ (14,754) $ 426,388 Infiltrator Water Technologies 194,962 (16,609) 178,353 164,142 (
Slide 14: Reconciliations Notes
Reconciliations 14 Notes: a) Includes Loss on disposal of assets and costs from exit and disposal activities, which includes costs associated with plant closures as well as professional fees incurred in connection with supporting enterprise-wide restructuring and realignment initiatives. b) Includes