Perth Airport Central Station Building
Special Prize for an Exterior - Prix Versailles 2023
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Special Prize for an Exterior - Prix Versailles 2023
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Energy Project of the Year 2025, Sustainability Delivery Awards
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Best Project: Excellence in Safety 2024, Engineering News-Record ENR Midwest
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Excellence Award 2025 in Commercial Building, Property Council Industry Awards
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Community Development Award of Excellence 2025
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Green Neighbourhood Scale and On-Grade Projects category, World Green Infrastructure Congress 2024
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Engineering News-Record (ENR) Top 150 Global Design Firms - #29 overall, #22 in Top International Design Firms, #6 in international firms operating in Canada, #10 in international firms operating in USA, #4 in hazardous waste, #9 in sewer/waste, #8 in water
Engineering News-Record (ENR) Top 200 Environmental Firms - #31 globally by revenue for environmental services, #9 in environmental science, #13 in hazardous waste, #18 in firms working in non-US locations
Engineering News-Record (ENR) Top 500 Design Firms - 28 overall, #11 in water, #10 in hazardous waste, #15 in sewer and waste, #11 in international markets
Building Design World Architecture 2025 survey (GHD Design) - #42 overall, #1 largest practice in Australasia by revenue, #6 in revenue for government projects, #10 in revenue for elderly living projects
#17 in Australia’s Top 500 Private Companies (IBISWorld)
Engineering News-Record (ENR) Top 150 Global Design Firms - #31 overall, #21 in Top International Design Firms, #6 in international firms operating in Canada, #4 in hazardous waste, #9 in water
Engineering News-Record (ENR) Top 200 Environmental Firms - #30 globally by revenue for environmental services, #10 in environmental science, #13 in hazardous waste, #17 in firms working in non-US locations
Top 100 Global Environmental & Sustainability Consultancy Firm Rankings - Environment Analyst - #14 in Top 100 Global Environmental & Sustainability Consultancy Firm Rankings
Building Design World Architecture 2024 Survey (GHD Design) - #42 overall, #1 largest practice in Australasia by revenue, #5 by revenue from government projects
Engineering News-Record (ENR) Top 500 Design Firms - #27 overall, #17 among pure designers, #12 in designers working in international markets, #13 in sewer and waste, #13 in water, #10 in hazardous waste
Engineering News-Record (ENR) Top 150 Global Design Firms - #29 overall, #8 in water, #6 in sewer/waste, #5 in hazardous waste
Engineering News-Record (ENR) Top 200 Environmental Firms - #26 overall, #12 in hazardous waste, #10 in environmental science, #10 in consulting/studies, #13 in firms working outside the U.S
Engineering News-Record (ENR) Top 500 Design Firms - #28 overall, #11 in hazardous waste, #13 in water, #13 in sewer/waste, #12 in designers in international markets, #17 amongst pure designers
Building Design World Architecture 2023 Survey (GHD Design) - #1 largest practice in Australasia by revenue, #4 by revenue from government projects, #6 in elderly living, #52 largest practice
Engineering News-Record (ENR) Top 150 Global Design Firms survey - #26 overall, #9 in international firms operating in the US, #8 in Canada, #7 in water, #4 in sewer/waste, #6 in hazardous waste
Engineering News-Record (ENR) Top 200 Environmental Firms - #25 overall, 12 in Hazardous Waste, #20 in Water Treatment/Supply, #10 in Environmental Science, #9 in Consulting/Studies, #12 in Firms working in non-US locations
Building Design World Architecture 2021 survey - #48/100 largest architectural practices globally, #5 in Landcape architecture globally, #2 Largest practise in Australisa by revenue, #9 Largest practice in Middle East by revenue