374water Inc. · NASDAQ:SCWO
374water — Investor Presentation (October 2026)
25 slides from 374water's investor presentation, Oct 29, 2026
Slide 1: Investor Presentation
374WATER® Destruction, for Good 374Water Investor Presentation Investor Presentation NASDAQ: SCWO October 2026
Slide 2: Important Information
Important Information 374WATER® Forward-Looking Statements. This presentation contains “forward-looking statements” within the meaning of Section 27A of the Securities Act of 1933, as amended, and Section 21E of the Securities Exchange Act of 1934, as amended, including statements regarding the timi
Slide 3: Company Overview
374WATER® Company Overview
Slide 4: Growth & Progress
Growth & Progress 2011 - 2021 Duke University prototype + First AirSCWO system, funded by the Gates Foundation ~190 waste streams processed over a decade of testing on the prototype system 2022 - 2023 First commercial-scale system + Contracted by Orange County Sanitation District, CA + Built in Koko
Slide 5: How We Make Money
374WATER® How We Make Money We destroy waste, three ways. Waste Destruction Services “WD: Mobile WDS (CWO Sales & Operations Customers will send their waste to our hubs and pay us to destroy it. Fee-for-service, recurring revenue. WHERE IT’S WORKING + Orlando WDS hub completing construction: the fir
Slide 6: Our Strategy
Our Strategy 374WATER® Three horizons to scale 374Water: NOW NEXT HORIZON Waste Destruction Services Regional biosolids infrastructure Take the model global + Fee-for-service destruction anchored + Serve the 16,000+ U.S. wastewater + Company-owned destruction by the Orlando hub treatment facilities
Slide 7: Understanding the Markets
374WATER® Understanding the Markets
Slide 8: Market Overview
Market Overview 374WATER® Three waste streams, from federal, municipal and industrial customers. FEDERAL MUNICIPAL INDUSTRIAL Waste stream 5B+ annual US. federal $347B: us. municipal marker, $128B: us. industrial market, by buyer group 2025 , Airport and fire-department Refinery and petrochemical AF
Slide 9: Regulation Is Accelerating Demand
Regulation Is Accelerating Demand 374WATER® Liability now follows the waste. Destruction is becoming the only answer. @ CERCLA (Superfund) designation, upheld @ stringent federal action April 2024: PFOA and PFOS designated hazardous substances, EPA announced an agency lead for PFAS, new effluent lim
Slide 10: AFFF and PFAS Wastes
AFFF and PFAS Wastes 374WATER® ~10M gal of AFFF and Rinsate sits with fede 2 ers. Federal: Department of Municipal: civil aviation Municipal: fire Defense departments ~3.5M gal ~1.8M gal ~1M gal Since 2026 AFFF and rinsate to destroy AFFF concentrate held (last ~0.9M gal AFFF at airports __ nationwi
Slide 11: Biosolids: A National Problem Without a Solution
Biosolids: A National Problem Without a Solution 374WATER® ~16,000 dry tons a day, and the cheapest outlets are closing. USS. biosolids by management practice (dry tons/day) 15,925 Other practices* 6,019 Incinerated 2,074 Surface disposed |) 535 Pressure is building © Maine (LD 1911) bans land appli
Slide 12: Other Industrial Wastes
Other Industrial Wastes 374WATER® Beyond PFAS and biosolids: organic wastes that today get moved, not destroyed. @ Hazardous organic waste @ Hydrocarbons @ Pharmaceutical waste Organic residues from chemical LNAPL and petroleum, oil and Pharmaceutical manufacturing and manufacturing lubricant (POL)
Slide 13: AirSCWO in the Field
374WATER® AirSCWO in the Field
Slide 14: AirSCWO Technology
AirSCWO Technology 374WATER® AirSCWO destroyed 99.9993% of PFAS in firefighting foam, WASTE IN AirSCWO REACTOR @ Clean, dischargeable water Organic wet wastes Supercritical water oxidation AFFF, PFAS concentrates and Above 374°C and 221 bar, water and @ Inert mineral effluent spent media, biosolids,
Slide 15: Materials Destroyed by AirSCWO
Materials Destroyed by AirsCWO 374WATER® 200+ waste types destroyed, PFAS WASTES & BIOSOLIDS Sludges Spent ion Spent Granular FFF Firefighting Foam Fractionate Landfill Soil Contaminants & Biosolids Exchange Resin _ Activated Carbon Foam Leachate & Rinse Water OTHER INDUSTRIAL WASTES — Ss, = Munitio
Slide 16: SCWO Systems
‘SCWO Systems 374WATER® Two system formats: mobile for campaigns, modular for permanent sites. i S74WATER’ FOR CAMPAIGNS AT THE CUSTOMER'S SITE FOR PERMANENT SITES AND WDS HUBS Mobile AirscwO Modular & Scalable AirsCcwO + Moves to the waste instead of hauling the waste to us + Capacity grows by addi
Slide 17: Municipal Deployments
Municipal Deployments 374WATER® Four projects across all three business lines establish commercial success WASTE DESTRUCTION SERVICES MOBILE wos Orlando, Florida St. Cloud, Minnesota Gity of Orlando - Iron Bridge Water Reclamation Facility City of St. Cloud - with Barr Engineering Co. + Operating un
Slide 18: Federal Pathway
Federal Pathway 374Water + Arcadis partner to offer @ jury 2026 ERDC report released U.S. Army Corps of Engineers report documents 99.9993% PFAS destruction in AFFF, co-authored and validated by Arcadis 574 DoD installations where PFAS contamination requires remediation, plus legacy AFFF stockpiles
Slide 19: Waste Destruction Services: Orlando Hub
Waste Destruction Services: Orlando Hub 374WATER® re Our first Waste Destruction Services hub, ~16,110 sq ft ~88,000 gal 25.2 wet tons Central Florida Net processing area in the old On-site waste storage Biosolids processed in the Iron AFFF, PFAS wastes and non- digester building (237' x 77) Bridge
Slide 20: Mobile WDS: St. Cloud, Minnesota
Mobile WDS: St. Cloud, Minnesota 374WATER® Our mobile AirSCWO system: FOUR FEEDSTOCKS PROCESSED, JUNE TO SEPTEMBER 2026 Class B biosolids @ Class B biosolids @ Class A biosolids @ Pre-digestion sludge blended with PFAS- laden spent GAC $600K 40f4 96 Mobile WDS contract with the City of St. Campaign
Slide 21: Leadership
Slide 22: Leadership Team
Leadership Team 374WATER® Daniel “Danny” Bogar President & Chief Executive Officer Danny brings more than 20 years of executive leadership experience spanning finance, strategic business development and international operations. He served 1s President & COO of PowerVerde, was a key part of its merge
Slide 23: Leadership Team
Leadership Team 374WATER® Sunny Viswanathan VP, Municipal & Industrial Solutions Sunny brings more than 25 years of sales leadership, previously as National Sales Manager at Veolia and in product management and engineering roles at SUEZ. Mr. Viswanathan holds a Master of Science in Environmental Eng
Slide 24: Board of Directors
Board of Directors James Pawloski Director Me. Pawki wae Presdant & CEO of Veolia North America Regeneration and Recovery Solutions untl September 2023, ‘overseeing averse portfolio in environmental services focused ‘on liquid waste management and ecient recovery. Previously, he spent 25 years with
Slide 25: Contacts
7T4WATER® Destruction, Solutions Contacts Vice President, Municipal & Industrial Solutions Direct: 919-800-9221 [email protected] Vice President, Government Solutions Direct: 202-255-6630 Howard. [email protected] NASDAQ: (©2026 37awater inc. All RightsReserved Investor Contacts President & CEO Dir