ADX Energy Ltd · ASX:ADX
ADX Energy — Investor Presentation (April 2026)
20 slides from ADX Energy's investor presentation, Apr 23, 2026
Slide 1: Investment Proposition and Operating Strategy – Webinar Update
Investment Proposition and Operating Strategy For personal use only Webinar Update E U R O P E A N F O C U S S E D ENERGY P R O D U C E R & E X P L O R E R Welchau and Shallow Gas Activities 23 April 2026 at 3.00 AWST Vienna Basin work over operations A S X : A D X
Slide 2: Webinar Agenda
ADX ENERGY SHAREHOLDER WEBINAR Webinar Agenda A brief corporate update and strategic outlook For personal use only ADX’s positioning in the evolving European gas market A summary of the results of the recent Welchau-1 well testing program and the ongoing technical definition of the discovery
Slide 3: Disclaimer (Cautionary Statement)
DISCLAIMER (CAUTIONARY STATEMENT) IMPORTANT NOTICE: PRMS RESERVES CLASSIFICATIONS USED IN THIS PRESENTATION: This document has been prepared by ADX Energy Ltd (“ADX”) for the purpose of providing information to Developed Reserves are quantities expected to be recovered from existing wells and facili
Slide 4: Company Overview
COMPANY OVERVIEW STABLE PRODUCTION • LOW-RISK CASH FLOW GROWTH • HIGH-IMPACT EXPLORATION PORTFOLIO Austrian Current Production 210 BOEPD 1 For personal use only Austrian 2(P) Reserves 1.47 MMBOE 2 Vienna Basin Fields and Anshof field Total – 210 MMBOE 6 Austrian Exploration Portfolio 6 Reporting dat
Slide 5: Financial Summary, Corporate Overview and Value Proposition
FINANCIAL SUMMARY, CORPORATE OVERVIEW AND VALUE PROPOSITION Capital Structure Strategic Value Proposition “A combination of production, appraisal, low risk exploration and high impact exploration” 1 For personal use only Existing production Maintain production and and near-term low develop cash flow
Slide 6: Recent Activities - Testing, Drilling & Portfolio Development
RECENT ACTIVITIES -TESTING, DRILLING & PORTFOLIO DEVELOPMENT Austrian Production and Low Risk Shallow Gas Vienna Basin Permit three Spud HOCH-1 Mature more For personal use only Production Shallow Gas Well Shallow gas Work overs Wells 8.0 BCF 1,2 targets Welchau Testing and Resource Definition Light
Slide 7: Planned Activities
PLANNED ACTIVITIES Upper Austria Austria Oil Development High Impact Gas Oil Shallow Gas Program and Exploration Projects Drill and evaluate Planning Vienna Basin Plan and Permit the For personal use only the HOCH-1 well Field behind pipe deepening of the Complete and test perforation and in
Slide 8: European Gas Market Dynamics
EUROPEAN GAS MARKET DYNAMICS SIGNIFICANT SUPPLY RISKS DRIVEN BY THE GLOBAL GEOPOLITICAL BACKDROP Main gas price indexes1 European and EU underground gas storage levels2 18.4 Asian gas prices Europe is in a vulnerable position at 18 16.9 are the most the end of a cold winter: For personal use only 16
Slide 9: Welchau Technical Overview
WELCHAU TECHNICAL OVERVIEW POTENTIAL SIGNIFICANT HYDROCARBON DISCOVERY IN THE NORTHERN CALCAREOUS ALPS Welchau-1 well, located in the ADX-AT-II licence, confirms the extent of a strategically significant HC play in the Northern Calcareous Alps HC fairway For personal use only Drilled to test gas
Slide 10: Welchau Updip Oil Discovery
WELCHAU UPDIP OIL DISCOVERY POST-DRILL MODEL UPDATE FOLLOWING WELL & SURFACE DATA INTEGRATION The geometry of the Welchau anticline has been refined based on improved structural and stratigraphic insights learned from the Welchau-1 well Integration with additional surface geological data resulte
Slide 11: Welchau-1 Reifling Testing Results
WELCHAU-1 REIFLING TESTING RESULTS RECOVERED GAS AND LIGHT OIL CONSISTENT WITH UPDIP OIL ACCUMULATION INTERPRETATION Primary flow testing objectives were to determine the hydrocarbon content and flow characteristics of the Reifling Formation (shallowest fractured carbonate reservoir) Successful
Slide 12: Welchau Deep Gas Condensate
WELCHAU DEEP GAS CONDENSATE POST-DRILL MODEL UPDATE FOLLOWING SEISMIC RECALIBRATION & INTERPRETATION Post-drill seismic reinterpretation incorporating an updated velocity model tied to Welchau-1 and integrated geological modelling has delineated a duplex thrust system directly beneath the Welchau
Slide 13: Welchau Appraisal Opportunities
WELCHAU APPRAISAL OPPORTUNITIES LIGHT OIL ACCUMULATION DISCOVERY - DEEPER GAS TARGET REMAINS Updip Light Oil Accumulation 1. 450 m of gas shows and light oil sampled in two reservoirs from Welchau-1 2. Testing and sampling For personal use only confirmed light oil accumulation with OWC at well with
Slide 14: Upper Austria Shallow Gas Prospects - 2026 Work Program
UPPER AUSTRIA SHALLOW GAS PROSPECTS - 2026 WORK PROGRAM GAS Prospects 1 Welchau-1 2 HOCH-1 3 GOLD-1 shallow 4 SCHOEN-1 Operations Program testing – down shallow gas well gas well permit at shallow gas well 2026 Sequence hole sampling and area at 50% 100% economic area at 50% stimulation economic int
Slide 15: HOCH-1 Well - High Revenue Potential for a Success Case
HOCH–1 WELL - HIGH REVENUE POTENTIAL FOR A SUCCESS CASE CLOSE BY FOLLOW UP PROSPECT SCHOENFELD (SCHOE) Valuable HOCH prospect with 2026 follow up SCHOE 2 prospect: Fully matured SCHOE prospect can be tied-in to enhance value. For personal use only Distance from HOCH is only around 1.5 km Shallow
Slide 16: HOCH, SCHOEN Prospects & ADX-AT-I Follow Ups
HOCH, SCHOEN PROSPECTS & ADX-AT-I FOLLOW UPS INCREASING AMOUNT OF LOW COST & LOW RISK SHALLOW GAS PROSPECTS For personal use only 2 INCREASING NUMBER OF PROSPECTS & LEADS WITH 4 HIGH CHANCES OF SUCCESS – DIFFERENT RISK FACTORS Combined HOCH & SCHOE mean resources are 14,3 BCF 1, 2 Due to differe
Slide 17: Upper Austria Shallow Gas Play – Follow Up Prospect
UPPER AUSTRIA SHALLOW GAS PLAY – FOLLOW UP PROSPECT GOLD PROSPECT SUCCESS SCENARIO - VALUE BUILD MAXIMISING PRODUCTION & MINIMISING CAPEX Extensive, valuable and repeatable play with multiple GOLD Prospect drilling after HOCH-1 - if successful follow prospects identified to date in ADX 100% held acr
Slide 18: Prospect Inventory - Including Welchau & Anshof Near Field Oil Potential
PROSPECT INVENTORY - INCLUDING WELCHAU & ANSHOF NEAR FIELD OIL POTENTIAL Operations 1 Welchau-1 2 HOCH-1 3 GOLD-1 shallow 4 SCHOEN-1 5 Anshof testing – down shallow gas well gas well permit at shallow gas well Nearfield oil Program area at 50% 100% economic area at 50% at 100% economic hole sampling
Slide 19: Upper Austria Prospect Inventory Including Sicily Channel
UPPER AUSTRIA PROSPECT INVENTORY INCLUDING SICILY CHANNEL Testing atPROSPECT the Molln-1 gasINVENTORY well (1989) 3 WELCHAU 3 (LAST REPORTING DATE 3 MARCH 2026) (LAST REPORTING DATE 2 DECEMBER 2025) NATURAL GAS CRUDE OIL Equity ADX Sicily Channel Prospective Resources Estimates 1 For personal use on
Slide 20: Thank You
For personal use only Thank You For further information: Ian Tchacos ASX: ADX Executive Chairman ian.tchacos@adxenergy.com.au Paul Fink adxenergy.com.au Chief Executive Officer paul.fink@adx-energy.com Amanda Sparks Finance Manager & Company Secretary Connect with Us amanda.sparks@adxenergy.com.au B