Douglas Partners

Douglas Partners is an Australian engineering and related consulting services firm wholly-owned by its employees.

It specialises in geotechnics, environment, groundwater and laboratory testing.

36 O'Malley Street OSBORNE PARK WA 6017

08 9204 3511

perth@douglaspartners.com.au

Established 1954

Lists and Charts

Rank		Company	#
44^th		GEMEC	4
45^th		KASA Consulting	4
46^th	-	Douglas Partners	3
47^th	-	Western Australian Marine Science Institution	3
48^th		Land Assessment	3

68 environmental services ranked by professional environmental staff in WA

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192 engineers ranked by number of engineers in WA

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Environmental Services

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	RANKING: 108 Up from 109 in Engineers list	08 Dec 2025
	RANKING: 109 Up from 117 in Engineers list	08 Dec 2025
	RANKING: 117 Up from 119 in Engineers list	04 Nov 2025
	RANKING: 119 Down from 114 in Engineers list	04 Nov 2025
	RANKING: 46 Down from 44 in Environmental Services list	21 Oct 2025
	RANKING: 118 Down from 98 in Engineers list	12 Feb 2025
	RANKING: 119 Down from 98 in Engineers list	12 Feb 2025
	RANKING: 101 Down from 98 in Engineers list	10 Dec 2024
	NEW ROLE: Brendan Divilly, Geotechnical Branch Section Manager	04 Nov 2024
	UPDATED: Engineers list	01 Nov 2024

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Douglas Partners is included in 2 lists - Environmental Services and Engineers.