Hennessy Capital Investment Corp. Vii · NASDAQ:HVII
Hennessy Capital Investment Corp. Vii — ONE Nuclear Energy — SPAC Merger (October 2025)
38 slides from Hennessy Capital Investment Corp. Vii's SPAC merger presentation, Oct 23, 2025
Slide 1: Energy Solutions Developer, Owner and Operator
nuclear Energy Solutions Developer, Owner and Operator Fast-Track Gas and Advanced Nuclear Power October 2025 HVII/ ONE Nuclear Investor Presentation
Slide 2: Disclaimer & Forward-Looking Statements
Disclaimer & Forward-Looking Statements ONE nuclear it i this“ i it in to assist ir own ith respect toa it it Vil (the “SPAC")and/or One Nuclear Energy, LLC('ONE Nuclear or trp ‘and Together with the SPAC "we,""our,"or“us”in connection nati Proposed Busi ination’) pursuar (thet ination A it). i read
Slide 3: Disclaimer & Forward-Looking Statements (cont.)
Disclaimer & Forward-Looking Statements (cont.) ONE Use of Projections , with respect to ONE Nucl vormatlon ts fork projected financial i fi : uh y prepared it in it I the SEC, or the Certified it i it to it ket, lease refer to the “Forward-L "Risk Factors" context. t i i such that ill be achieved,
Slide 4: ONE Nuclear / HVII Team
ONE Nuclear / HVII Team ONE Nuclear Energy LLC Richard Taylor Robert Carilli Kevin Dowd Co-Founder, Chairman, Co-Founder, Co-Founder, Chief Executive Officer Chief Strategy Officer Chief Operating Officer Hennessy Capital Investment Corp. VII (Nasdaq: HVII) Dan Hennessy Tom Hennessy Chairman, Presid
Slide 5: HVII's Nuclear Investment Thesis
HVII’s Nuclear Investment Thesis ONE nuclear Al Has Fueled Explosive Growth in Data Center Energy Demand Nuclear Demand Estimates Far Exceed Current Planned Capacity Data Center Energy Demand 438 U.S. Department of Energy Demand Estimate Terawatt-Hours (TWh) AGR 500 Industry Demand Estimate 45.1% ©
Slide 6: Investment Highlights
Investment Highlights nuclear | are «se AIP 2o& Investor Presentation| October 2025 to perform further studies; there i Note: Represents ONE Nuclear maneGSIIeHS aS “niet futaroated Large Addressable Market with Robust Demand Structural tailwinds fueled by Hyperscaler demand, Al datacenter growth, re
Slide 7: Transaction Overview
Transaction Overview ONE nuclear Hennessy Capital Investment Corp. VII (“HVII”) and ONE Nuclear Energy, LLC (“ONE Nuclear”), a fully-integrated independent developer of large-scale energy solutions powered by natural gas and advanced nuclear small modular reactor (SMR) technologies, intend to comple
Slide 8: Agenda
Agenda 1. ONE Nuclear Overview ll. Site Selection lll. Transaction Overview IV» Appendix ~~ Investor Presentation] Octoby
Slide 9: ONE Nuclear's mission
ONE Nuclear’s mission is to deliver solutions to meet rapidly. growing energy demand with a,fast-to-market and fully integrated platform to develop, own and operate utility-scale natural gas and advanced nuclear power generation ite ah : Investor Presentation | October 2025
Slide 10: Integrated Develop-Own-Operate Model with Strategic Relationships
Integrated Develop-Own-Operate Model with Strategic Relationships ONE nuclear ONE Nuclear’s goal is to deliver GW scale fast-track and competitive baseload power solutions, thereby creating a platform for reliable nuclear SMR powered energy parks to grow with customers, sites and technologies Scope
Slide 11: ONE Nuclear's Portfolio Overview & Capabilities
ONE Nuclear’s Portfolio Overview & Capabilities" ONI nuclear ONE Nuclear’s Priority Site Portfolio Developer Nuclear Power Owner Operator Solutions
Slide 12: Seasoned Team Experienced in Leading Successful Energy Businesses
Seasoned Team Experienced in Leading Successful Energy Businesses ONE nuclear The ONE Nuclear team possesses extensive experience in nuclear and energy solutions, specializing in the intersection of design, operations, regulatory frameworks, government relations, and public market dynamics Richard T
Slide 13: World-Class Advisory Board with Nuclear, Governmental and Regulatory Expertise
World-Class Advisory Board with Nuclear, Governmental and Regulatory Expertise ONE nuclear The ONE Nuclear team is supported by an outstanding advisory team with deeply relevant nuclear, governmental, and regulatory experience 0 © @ 8 ®@ Joseph Gruters Advisor 20+ year political career, selected by
Slide 14: ONE Nuclear's Business Summary
ONE Nuclear’s Business Summary ONE nuclear Delivering solutions to meet rapidly growing energy demand with a fast and fully integrated platform to develop, own and operate utility-scale natural gas and nuclear SMR power generation =| First Two Development Sites Identified First two development sites
Slide 15: Priority Pipeline: First Two Development Sites
Priority Pipeline: First Two Development Sites ONE nuclear 75 + Candidate Sites Under Evaluation © Sustainable Energy Fuels Top 10 Priority Sites Al Defense First Two Sites Fj Bal #1 East Texas") Utilities Data Centers Development site of ~1,600 acres for up to IGW gas by 2028, with 2G6W nuclear SMR
Slide 16: Early Revenues From Fast-Track Natural Gas Power Generators De-Risk the Business
Early Revenues From Fast-Track Natural Gas Power Generators De-Risk the Business ONE To meet immediate data center demand for power, and to bridge the period until SMR deployment, ONE Nuclear plans to install GW scale natural gas generation capacity to provide power output and revenues ahead of nucl
Slide 17: Multi-Technology Strategy
Multi-Technology Strategy ONE ONE Nuclear has evaluated the following nuclear SMR technologies for inclusion in energy park projects Power Output (MWe}”) Generation Technology Vendor Reactor Type Fuel PWR LEU 470 Gen 3+ GE VERNOVA BWR LEU 300 Gen 3+ @) Westinghouse iPWR LEU 330 Gen 3+ 3 energy HTGR
Slide 18: Powerful Strategic Relationship with Global Integrated Energy Leader
Powerful Strategic Relationship with Global Integrated Energy Leader ONE Scope of Services Optimization Strategies Risk Management Sites and Infrastructure Planning Global Integrated Energy Leader Top 5 Power Retailer in the U.S. Extensive customer base: 5,000+ C&l customers Vertically integrated ga
Slide 19: Execution & Operating Capability
Execution & Operating Capability ONE ONE Nuclear will be supported by Futureworx and Black & Veatch to accelerate SMR deployment and provide EPC services, supporting regulatory compliance, project execution, and supply chain management Black & Veatch nuclear Licensing & Environmental Strategy a | Co
Slide 20: Pursuing JV with Quadrant Nuclear Industries to Create Operations Services Capability
Pursuing JV with Quadrant Nuclear Industries to Create Operations Services Capability ONE ADVANCED NUCLEAR SOLUTIONS Developing Purpose-Built JV for Deployment Hurdles U.S. Navy Trained Leadership Team Full-Stacked Project Capability Commercial Focus Investor Presentation| October 2025 20 Quadrant N
Slide 21: Agenda
Agenda EF oa IN ONE Nuclear Overview ll. Site Selection ill: Transaction Overview IV. Appendix Investor Presentation| Oct 21
Slide 22: ONE Nuclear Site Selection Funnel
ONE Nuclear Site Selection Funnel ONE nuclear | Diverse Array of Pipeline Sources | Criteria for Site Analysis | Site Assessment Strategic Relationships @) International Real Estate Company (m) Major Gas and Power Trading Company Utility-Scale Projects With Powered Land Developer (ag?) Specialist In
Slide 23: Development Site #1: East Texas
Development Site #1: East Texas ONE nuclear ~\ East Texas: 95% Screening Score” Prime ~1,600-Acre Development Site: * 3-6 GW innatural gas and nuclear power generation opportunity + ~1GW natural gas power by 2028 + Hyperscaler-ready site + ERCOT - competitive wholesale market Infrastructure & Connec
Slide 24: Development Site #2: West Oklahoma
Development Site #2: West Oklahoma ONE nuclear West Oklahoma: 90% Screening Score") Prime ~1,400-Acre Development Site: ~1GW natural gas power by 2028 ~1GW nuclear power by 2034 Former solar project with robust grid access via adjacent 345kV & 138kV lines Fully compliant with environmental and hazar
Slide 25: Robust Development Pipeline for Gas and Nuclear Projects: Up to 15 GW by 2033
Robust Development Pipeline for Gas and Nuclear Projects: Up to 15 GW by 2033 ONE nuclear ONE Nuclear has a path to timely deployment of power with the ability to kickstart each site with low-carbon gas power before SMRs come online S 1 4 2 2027E 2028E Cumulative Pipeline of Gas and Nuclear Capacity
Slide 26: Agenda
nuclear ml TT < “4 “4 a _<él Ais SS a a ae = ss ae Investor Presentation |}October 2025 Agenda . ONE Nuclear Overview Il. Site Selection lll. Transaction Overview | IV. Appendix
Slide 27: Company Positioning vs. Peers
ONE Company Positioning vs. Peers nuclear Valuation Benchmarking SMR Technology Developer = z _ FERMI = {30k10 — gnuscace § SINANO —rersd)novarow TERRESTRIAL Company nuclear Stage Pre-Commercial Pre-Commercial Pre-Commercial Pre-Commercial Pre-Commercial Pre-Commercial Pre-Commercial Public Listin G
Slide 28: Illustrative Business Combination Framework
Illustrative Business Combination Framework ONE nuclear Illustrative Sources & Uses fie Illustrative Pro Forma Valuation | Ownership*”) Equity Consideration to Share Price ($ per share) $10.27 ONE Nuclear Rollover $1,000 ONE Nuclear Equity $1,000 Holders Shares Outstanding (M) 126.5 Cash in Trust! 1
Slide 29: Agenda
Agenda |. ONE Nuclear Overview Il. Site Selection | lll. Transaction Overview . y |! |, Appendix >resentation| October 2025 29
Slide 30: Criteria for Site Analysis
Criteria for Site Analysis ONE nuclear ONE Nuclear uses a proprietary site screening tool and trusted relationship network to identify and develop a robust pipeline of optimal sites for its energy park projects Fuel Cycle & Logistics + HALEU supply contracts and enrichment options + Rail, road, and
Slide 31: Glossary of Terms
Glossary of Terms ONE nuclear Boiling Water Reactor (BWR) Atype of nuclear reactor fission into steam, Capacity Factor p Pe time Engineering, P In P EPCisa type of contract or a company 9 First-of-a-Kind(FOAK) pl ignor gi 1 which is typi p Gas-Cooled Reactor (GCR) Atype of nuclear reactor High-Assay
Slide 32: Risk Factors
Risk Factors ONE nuclear No Operating History 1 ; gy of your investment. do so in the future. toanyland, and increases the risk of investment, " profits. and rate of growth. Reliance on Contracts L According] all 2. plants, which inter into definiti offtake terms that are less favorable, 6 not enter
Slide 33: Risk Factors (cont.)
Risk Factors (cont.) ONE Right: 1 y legit i operations. In addit operations, 2 int party could pe licts of interest or Market & Trading It i i float i y il i i ility ing following the closing of the Business Combination. Securities of proposed i i i i pr prior to the merger. i é a If securities ori
Slide 34: Risk Factors (cont.)
Risk Factors (cont.) ONE nuclear Liquidity, Capital, and Financing 1 growth plans the Compa debt that would dilute i of 19 upon market conditi 1d the pr the In addition, the pany may fit 2 If fhe Company may need 3. ga 19 aq y or 4, Examples of the he p cost 9 ludi pe teria P 5 6, The Company may be
Slide 35: Risk Factors (cont.)
Risk Factors (cont.) ONE nuclear Supply Chain & Construction 1 impact IP labor or other 9 (including , be dust technology, d Struct of suppl and other factors, in significant changes to 1 its technology to , flows. 2 3. Pl the US, for ke from the U.S, or not 4 ct bility to control or manage y a \sto
Slide 36: Risk Factors (cont.)
Risk Factors (cont.) ONE nuclear Regulatory Compliance & Government Oversight 1. The technology the Company pl d y ttainabl 2 pany pai us. S. Nuclear ("NRC") ies i juris ich th pany may P policies and priorities. 3. y fT 4 7 t alig 5. us. plants, Pi it i flows, 6. its energy maintain, bility to Its
Slide 37: Risk Factors (cont.)
Risk Factors (cont.) ONE nuclear Market Demand & Public Perception 2. The cost of it nuclear y 3. politically sensi nuclear i target customers. 4 Pp the , or ‘other high pr prospects. p pe power, part of pe sustomer pc fftake, or may need of 6 Pe gy 2 . 1, iti pe performance, 8. litigat pe flexibili
Slide 38: Energy Solutions Developer, Owner and Operator
nuclear Energy Solutions Developer, Owner and Operator Fast-Track Gas and Advanced Nuclear Power October 2025 HVII/ ONE Nuclear Investor Presentation