Slide 1: Investor Presentation
Investor Presentation March 2026 © 2026 Enviri Corporation. All Rights Reserved. This document and the information set forth herein are the property of Enviri Corporation. 1
Slide 2: Safe Harbor Statement
SAFE HARBOR STATEMENT This presentation does not constitute an offer to sell, or a solicitation of an offer to buy, any security and shall not constitute an offer, solicitation or sale in any jurisdiction in which such offer, solicitation or sale would be unlawful. Forward-Looking Statements The nat
Slide 3: Company Overview
COMPANY OVERVIEW © 2026 Enviri Corporation. All Rights Reserved. This document and the information set forth herein are the property of Enviri Corporation. 3
Slide 4: Enviri Today
ENVIRI TODAY ENVIRI’S VISION IS OF A CLEANER, GREENER WORLD OUR FOCUS IS ON INNOVATIVE SOLUTIONS TO HELP BRING OUR VISION TO FRUITION $2.2B 170+ ~12,000 2025 REVENUE YEARS IN BUSINESS EMPLOYEES 30+ 16M+ COUNTRY TONS OF WASTE OPERATIONS RECYCLED/REUSED IN 2024 FY 2025 REVENUE HARSCO ENVIRONMENTAL $1.
Slide 5: Harsco Environmental
HARSCO ENVIRONMENTAL A GLOBAL MARKET LEADER IN ENVIRONMENTAL SERVICES AND INNOVATIVE PRODUCTS $1.0B 2025 REVENUE ~70 CUSTOMERS ~120 SITES ~30 COUNTRIES 18 M + TONS OF SLAG PROCESSED ~25% 80% PROCESSED STEEL SLAG OF GLOBAL LST1 Served RECYCLED/REUSED IN 2024 (1) Excludes China, CIS, Iran, Japan, Sout
Slide 6: Harsco Environmental – Combination of Value and Sustainability
HARSCO ENVIRONMENTAL – COMBINATION OF VALUE AND SUSTAINABILITY ASPHALT PAVING BLOCKS We’re transforming by-product into valuable high-performance ecoproducts preventing the unnecessary excavation of virgin raw materials going into landfill sites across the world. In the process, we generate new SOIL
Slide 7: Harsco Environmental – Customer, Geographic & End-Market Diversity
HARSCO ENVIRONMENTAL – CUSTOMER, GEOGRAPHIC & END- MARKET DIVERSITY CUSTOMER SALES MIX – MILL GEOGRAPHIC MIX1 SERVICES1 Integrated EAF operations operations APAC Europe 51% 12% 49% 41% ME & AFRICA 10% Latin America North America 15% 22% (1) FY 2025 data © 2026 Enviri Corporation. All Rights Reserved
Slide 8: Harsco Environmental – Limited Volatility and Strong Cash Flow
HARSCO ENVIRONMENTAL – LIMITED VOLATILITY AND STRONG CASH FLOW HARSCO ENVIRONMENTAL VS STEEL PRODUCERS1,2 – HARSCO ENVIRONMENTAL ADJUSTED EBITDA TO US ADJUSTED EBITDA, ANNUAL, INDEXED (%) HRC PRICE3 ($/T), ANNUAL, INDEXED (%) 400 400 300 300 200 200 100 100 0 0 FY 2020 FY 2021 FY 2022 FY 2023 FY 202
Slide 9: Clean Earth
CLEAN EARTH DELIVERING ONE OF THE LARGEST NETWORKS OF TREATMENT, RECYCLING, AND SUSTAINABILITY SOLUTIONS $975M ~50,000 700+ 2025 REVENUE GENERATORS VALUABLE PERMITS 800+ ~80 19 TRUCKS MAKING WASTE MANAGEMENT FEDERALLY 400,000 STOPS SITES ACROSS THE U.S. PERMITTED ANNUALLY TREATMENT FACILITIES © 2026
Slide 10: Clean Earth Recycling Statistics
CLEAN EARTH RECYCLING STATISTICS 3.6 M 91% 456 K metric tons recycle rate of all metric tons of hazardous of waste recycled specialty waste & non-hazardous waste or reused processed recycled or reused 85 M 469 gallons of metric tons wastewater of solar panels 3.0 M 273 K metric tons of contaminated
Slide 11: Clean Earth – A Strong and Diverse Customer Mix
CLEAN EARTH – A STRONG AND DIVERSE CUSTOMER MIX Our customers are large, well-known national or multinational brands from a variety of different sectors, including healthcare, infrastructure, manufacturing & industry and retail. WASTE SERVICES 2025 RETAIL INDUSTRY MIX 15% 17% 13% 45% 46% 12% INFRAST
Slide 12: Harsco Rail
HARSCO RAIL A GLOBAL SUPPLIER FOR RAILWAY TRACK MAINTENANCE AND CONSTRUCTION OUR TOP 10 CUSTOMERS INSTALLED BASE IN A WORLDWIDE CUSTOMER AVERAGE BASE OF MORE THAN $247M 50+ 70+ 125 2025 REVENUE YEARS OF TENURE COUNTRIES RAILWAYS © 2026 Enviri Corporation. All Rights Reserved. This document and the i
Slide 13: Harsco Rail – Leader in North America Rail Maintenance Equipment
HARSCO RAIL – LEADER IN NORTH AMERICA RAIL MAINTENANCE EQUIPMENT WITH GLOBAL PRESENCE REVENUE MIX BY BUSINESS VALUE DRIVERS CONTRACTING AFTERMARKET • Demand for increased safety and track SOLUTIONS condition awareness • Large aftermarket opportunity 25% 39% • Breadth of products and services that ~$
Slide 14: Enviri – Recurring Revenue Streams
ENVIRI – RECURRING REVENUE STREAMS Industry leader for 70+ years; multi- Largest network of TSDFs in the U.S. decade relationships Permitted RCRA Part B Long-term contracts, with high ~80 Fix-Based 19 permitted TSDFs Facilities renewal rates and fixed / variable pricing Governmental authorities dict
Slide 15: Pioneering New Innovative Solutions
PIONEERING NEW INNOVATIVE SOLUTIONS Carbon-Negative Asphalt Electronic Waste Recycling Callisto Track Geometry Solutions The Falcon Fluorescent Lamp Recycling TX16 Production/Switch Tamper © 2026 Enviri Corporation. All Rights Reserved. This document and the information set forth herein are the prop
Slide 16: Growth Opportunities
GROWTH OPPORTUNITIES RECENT CONTRACT WINS 1 Growing list of • Equipment & Services: Capture increased spending by Metros; also 16 Market penetration materials designated as Hazardous and through new permits international opportunities and treatments Contaminated • Aftermarket Parts: Increase # of co
Slide 17: Strengthening Free Cash Flow and Reducing Leverage
STRENGTHENING FREE CASH FLOW AND REDUCING LEVERAGE FINANCIAL STRATEGY CREDIT AGREEMENT NET LEVERAGE ($M)1 MAJOR DEBT MATURITIES – Q4 2025 • Disciplined capital $526 allocation strategy CE + ESOL Acquisitions, Inflation & Supply-Chain 5.3x Challenges 4.9x $478 • Growth investments $475 limited to hig
Slide 18: Our ESG Vision & Strategy
OUR ESG VISION & STRATEGY Enviri’s vision is of a cleaner, greener world. Our business model, underscored by our ESG strategy, is uniquely suited to meet stakeholder expectations by prioritizing: VALUE ALIGNMENT CUSTOMER SERVICE Attract, retain, and engage talent Establish and maintain a competitive
Slide 19: Promoting Health & Safety Practices at Work
PROMOTING HEALTH & SAFETY PRACTICES AT WORK KPIs • Achieved a total recordable incident rate (TRIR) of less than 1.0 in 2025 TRIR ENVIRI* 1.00 0.71 0.69 • TRIR 2025: 0.69 • TRIR 2024: 0.71 • TRIR 2023: 0.81 • TRIR 2022: 0.77 2020 2025 • TRIR 2021: 0.97 ISO-45001 Certified Sites 74 72 67 67 * A compo
Slide 20: ESG Highlights
ESG HIGHLIGHTS1 We are proud of our ESG highlights and the progress we continue to make toward our sustainability goals. 80% processed steel slag recycled or 91% processed specialty waste recycled 3.6M metric tons of waste recycled reused by Harsco Environmental2 or reused by Clean Earth or reused b
Slide 21: Reasons to Invest in Enviri
REASONS TO INVEST IN ENVIRI ✓ Market leading provider of innovative environmental solutions ✓ Recycling and reuse value proposition supported by environmental regulation and customers’ zero waste priorities ✓ Difficult to replicate assets in regulated industry, providing recurring and resilient reve
Slide 22: Q4 2025 Results
Q4 2025 RESULTS © 2026 Enviri Corporation. All Rights Reserved. This document and the information set forth herein are the property of Enviri Corporation. 22
Slide 23: CEO Perspective
CEO PERSPECTIVE ✓ Transformative year for Enviri, with the team delivering solid financial performance to end the year ✓ Harsco Environmental achieved its highest quarterly earnings in FY 2025 ✓ Clean Earth finished another record year, realizing its growth and operational goals ✓ Harsco Rail focuse
Slide 24: Q4 2025 Financial Summary
Q4 2025 FINANCIAL SUMMARY KEY PERFORMANCE INDICATORS $ In millions except EPS; Continuing Operations1 • Revenues unchanged YoY with Q4 2025 Q4 2024 CHANGE higher revenues in Clean Earth Revenues, as reported 556 559 nmf and Harsco Environmental offset by Harsco Rail Income (loss) from Continuing (86
Slide 25: Q4 Harsco Environmental
Q4 HARSCO ENVIRONMENTAL • Revenues increase of SUMMARY RESULTS ($ MILLIONS) Q4 2025 Q4 2024 % 7% primarily Revenues, as reported 257 240 7% attributable to higher Operating Income – GAAP 15 (41) nmf services demand, Adjusted EBITDA1 - Non GAAP 48 41 17% including at new Adjusted EBITDA1 Margin - Non
Slide 26: Q4 2025 Clean Earth
Q4 2025 CLEAN EARTH • Revenues increase is SUMMARY RESULTS ($ MILLIONS) Q4 2025 Q4 2024 % the result of higher Revenues, as reported 244 241 1% services pricing and Operating Income – GAAP 19 21 (10)% volumes in Hazardous Adjusted EBITDA1 - Non GAAP 38 36 5% materials business Adjusted EBITDA1 Margi
Slide 27: Q4 2025 Harsco Rail
Q4 2025 HARSCO RAIL • Revenue change YoY SUMMARY RESULTS ($ MILLIONS) Q4 2025 Q4 2024 % primarily attributable Revenues, as reported 56 77 (28)% to lower equipment Operating Income – GAAP (36) (32) (12)% and aftermarket Adjusted EBITDA1 - Non GAAP (4) 2 nmf parts volumes Adjusted EBITDA1 Margin - No
Slide 28: 2026 Segment Outlook – Full Year
2026 SEGMENT OUTLOOK – FULL YEAR REVENUES Comparable with 2025 Revenues ADJUSTED EBITDA1 $170M to $180M (before stock compensation adjustment) Services & Products demand, New contracts, Improvement DRIVERS + initiatives - Exited contracts, 2025 items not repeating REVENUES Down High Single-Digit % Y
Slide 29: Q1 2026 Outlook
Q1 2026 OUTLOOK Adjusted EBITDA of $31M to $36M1 YoY Considerations: Contract exits and Less favorable business mix Adjusted EBITDA of $(7.5)M to $(5.0M)1 YoY Considerations: Lower equipment and technology volumes (1) Adjusted EBITDA is non-GAAP number and guidance range is before adjustment for sto
Slide 30: Appendix
APPENDIX © 2026 Enviri Corporation. All Rights Reserved. This document and the information set forth herein are the property of Enviri Corporation. 30
Slide 31: Non-GAAP Measures
NON-GAAP MEASURES Measurements of financial performance not calculated in accordance with GAAP should be considered as supplements to, and not substitutes for, performance measurements calculated or derived in accordance with GAAP. Any such measures are not necessarily comparable to other similarly-
Slide 32: Reconciliation of Non-GAAP Measures
RECONCILIATION OF NON-GAAP MEASURES ENVIRI CORPORATION RECONCILIATION OF ADJUSTED INCOME (LOSS) FROM CONTINUING OPERATIONS TO INCOME (LOSS) FROM CONTINUING OPERATIONS, NET OF TAX, AS REPORTED (Unaudited) Three Months Ended Twelve Months Ended December 31 December 31 (in thousands, except per share a
Slide 33: Reconciliation of Non-GAAP Measures
RECONCILIATION OF NON-GAAP MEASURES ENVIRI CORPORATION RECONCILIATION OF ADJUSTED INCOME (LOSS) FROM CONTINUING OPERATIONS TO INCOME (LOSS) FROM CONTINUING OPERATIONS, NET OF TAX, AS REPORTED (Unaudited) (Continued from Previous Slide) (a) Classified in Total revenues and includes a $0.4 million dec
Slide 34: Reconciliation of Non-GAAP Measures
RECONCILIATION OF NON-GAAP MEASURES ENVIRI CORPORATION RECONCILIATION OF ADJUSTED EBITDA BY SEGMENT TO OPERATING INCOME (LOSS), AS REPORTED, BY SEGMENT (Unaudited) Harsco Clean Harsco Consolidated (In thousands) Environmental Earth Rail Corporate Totals Three Months Ended December 31, 2025: Operatin
Slide 35: Reconciliation of Non-GAAP Measures
RECONCILIATION OF NON-GAAP MEASURES ENVIRI CORPORATION RECONCILIATION OF ADJUSTED EBITDA BY SEGMENT TO OPERATING INCOME (LOSS), AS REPORTED, BY SEGMENT (Unaudited) Harsco Clean Harsco Consolidated (In thousands) Environmental Earth Rail Corporate Totals Three Months Ended December 31, 2024: Operatin
Slide 36: Reconciliation of Non-GAAP Measures
RECONCILIATION OF NON-GAAP MEASURES ENVIRI CORPORATION RECONCILIATION OF ADJUSTED EBITDA BY SEGMENT TO OPERATING INCOME (LOSS), AS REPORTED, BY SEGMENT (Unaudited) Harsco Clean Harsco Consolidated (In thousands) Environmental Earth Rail Corporate Totals Twelve Months Ended December 31, 2025: Operati
Slide 37: Reconciliation of Non-GAAP Measures
RECONCILIATION OF NON-GAAP MEASURES ENVIRI CORPORATION RECONCILIATION OF ADJUSTED EBITDA BY SEGMENT TO OPERATING INCOME (LOSS), AS REPORTED, BY SEGMENT (Unaudited) Harsco Clean Harsco Consolidated (In thousands) Environmental Earth Rail Corporate Totals Twelve Months Ended December 31, 2024: Operati
Slide 38: Reconciliation of Non-GAAP Measures
RECONCILIATION OF NON-GAAP MEASURES NEW ENVIRI RECONCILIATION OF PROFORMA PROJECTED ADJUSTED EBITDA BY SEGMENT USING MID-RANGE POINTS FOR EACH TO PROFORMA PROJECTED OPERATING INCOME (LOSS) BY SEGMENT (a) (Unaudited) Harsco Harsco Consolidated (Amounts in millions) Environmental Rail Corporate Totals
Slide 39: Reconciliation of Non-GAAP Measures
RECONCILIATION OF NON-GAAP MEASURES ENVIRI CORPORATION RECONCILIATION OF CONSOLIDATED ADJUSTED EBITDA TO CONSOLIDATED INCOME (LOSS) FROM CONTINUING OPERATIONS AS REPORTED (Unaudited) Three Months Ended December 31 (In thousands) 2025 2024 Consolidated income (loss) from continuing operations $ (85,8
Slide 40: Reconciliation of Non-GAAP Measures
RECONCILIATION OF NON-GAAP MEASURES ENVIRI CORPORATION RECONCILIATION OF CONSOLIDATED ADJUSTED EBITDA TO CONSOLIDATED INCOME (LOSS) FROM CONTINUING OPERATIONS AS REPORTED (Unaudited) Twelve Months Ended December 31 (In thousands) 2025 2024 Consolidated income (loss) from continuing operations $ (159
Slide 41: Reconciliation of Non-GAAP Measures
RECONCILIATION OF NON-GAAP MEASURES ENVIRI CORPORATION RECONCILIATION OF HARSCO RAIL PROJECTED ADJUSTED EBITDA TO HARSCO RAIL PROJECTED OPERATING INCOME (LOSS) (Unaudited) Harsco Rail Projected Three Months Ending March 31 2026 (In millions) Low High Operating income (loss) $ (10) $ (7) Depreciation
Slide 42: Reconciliation of Non-GAAP Measures
RECONCILIATION OF NON-GAAP MEASURES ENVIRI CORPORATION RECONCILIATION OF HARSCO ENVIRONMENTAL PROJECTED ADJUSTED EBITDA TO HARSCO ENVIRONMENTAL PROJECTED OPERATING INCOME (LOSS) (Unaudited) Harsco Environmental Projected Three Months Ending March 31 2026 (In millions) Low High Operating income (loss
Slide 43: Reconciliation of Non-GAAP Measures
RECONCILIATION OF NON-GAAP MEASURES ENVIRI CORPORATION RECONCILIATION OF ADJUSTED FREE CASH FLOW TO NET CASH PROVIDED (USED) BY OPERATING ACTIVITIES (Unaudited) Three Months Ended Twelve Months Ended December 31 December 31 (In thousands) 2025 2024 2025 2024 Net cash provided (used) by operating act
Slide 44: © 2026 Enviri Corporation. All Rights Reserved.
© 2026 Enviri Corporation. All Rights Reserved. This document and the information set forth herein are the property of Enviri Corporation. Any disclosure or copying of this document and its contents without the prior written approval of Enviri Corporation is prohi bited. All Rights Reserved.