Investor Presentaiton

Australian Operations ENERGY RESOURCES CHMEC Port Hedland 10 11 NT 3 D 26 13 14 15 7 17 30 QLD Gladstone 18 19 WA 25 SA [CMEC Henderson 31 23 WA 16 13 14 33 Perth A 92134 2232 NSW 16 35 8 36 612 458 Newcastle 14 B 24 20 31 Newcastle NSW VIC INFRASTRUCTURE, MARINE AND DEFENCE CIVMEC PROJECT CLIENT/OWNER LOCATION PROJECT CLIENT/OWNER LOCATION Subsea7 1 Scarborough Project - subsea structures executed by Subsea Henderson, WA Integration Alliance 19 Roy Hill ROM4 Crushing Station 5 - SMPEI 2 Gorgon Stage Two (GS2) Subsea Installation Project - tie-in, jumper spools and spreader beams TechnipFMC Henderson, WA (for Chevron) 20 Dumper tray bodies 3 Five-year term agreement, with two one-year extension options Woodside Energy Henderson, WA 21 4 Kemerton Lithium Project - hydromet and utilities SMP Albemarle Lithium Kemerton, WA Calciner maintenance, major overhaul and repair services 5 Kemerton Lithium Project - refractory installation Albemarle Lithium Kemerton, WA 22 6 Nelson Point Car Dumper 3 (CD3) Replacement Project BHP Henderson, WA 23 7 Port Debottlenecking Project Stage One (PDP1) - civils and bulk earthworks BHP Pilbara, WA 24 Shiploader and Berth Replacement (SABR) Project - 8 shiploader replacement BHP Mitsubishi Alliance (BMA) Henderson, WA and Newcastle, NSW 25 Refractory de-scale and installation works - lime kiln repairs Maintenance agreement for Karara mine site 9 Lithium Refinery Project Covalent Lithium Pty Ltd Kwinana, WA 26 Onslow Salt-workshop upgrade Iron Bridge Magnetite Project - dry plant detailed 27 10 earthworks and concrete package Iron Bridge JV (IBJV) Mechanical maintenance works to support major shutdowns Marble Bar, WA 11 Iron Bridge Magnetite Project - SMPEI Iron Bridge JV (IBJV) Marble Bar, WA 28 Maintenance and refractory term contract for Boyne Island Smelters (BIS) Iron Bridge Magnetite Project - module fabrication - 29 12 CV truss and trestles Iron Bridge JV (IBJV) Henderson, WA Mechanical maintenance works to support major shutdowns Henderson, WA and 13 Mesa A - SMPEI Rio Tinto 30 Robe Valley, WA Maintenance agreement for shutdown and maintenance support services for fixed plant assets across the Roy Hill Port (Facility) and PSA (Mine) Henderson, WA and 14 Mesa A - wet plant and fixed plant workshop Rio Tinto Newcastle, NSW, and 31 Robe Valley, WA Shiploader and Berth Replacement (SABR) Project - berth replacement 32 15 Mesa A-heavy vehicle refuelling facility (HVRF) Rio Tinto Robe Valley, WA SEA 1180 Offshore Patrol Vessel Program 16 Gudai-Darri (Koodaideri) Project - trusses, platework and stick steel 33 Henderson, WA and Perth Kids' Bridge ('Koolangka' Bridge) Rio Tinto Newcastle, NSW 34 Causeway Pedestrian and Cyclist Bridges 17 Roy Hill De-Bottlenecking Project - civil package Roy Hill Pilbara, WA 35 Sydney Gateway Project SB31 Bridge and Viaduct 18 Roy Hill Ultrafine Project 1.5 - SMPEI Roy Hill Pilbara, WA 36 Various Transport for NSW Projects Mechanical maintenance works to support major shutdowns Maintenance agreement for mechanical maintenance services across the Murrin Murrin mine site Roy Hill DT Hiload, Duratray International Pty Ltd, and Austin Engineering Alcoa Australia Cockburn Cement Glencore BHP Mitsubishi Alliance (BMA) Luerssen Australia Main Roads WA Transport for NSW Transport for NSW Pilbara, WA Newcastle, NSW Pinjarra, Wagerup and Kwinana, WA Cockburn, WA North Eastern Goldfields, WA Galong, NSW Mid West, WA Onslow, WA Gladstone, QLD Gladstone, QLD Yarwun, QLD Pilbara, WA Henderson, WA and Newcastle, NSW Henderson, WA Perth, WA Perth, WA Newcastle, NSW NSW Graymont (Australia) Pty Ltd Karara Mining Ltd Onslow Salt Queensland Alumina Limited Rio Tinto Rio Tinto Roy Hill Main Roads WA CIVMEC INVESTOR PRESENTATION OCTOBER 2022 6

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