Ertech Holdings

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Founded in 1981, Ertech is a major, employee-owned civil construction contractor.

It has established itself as a valued contractor to clients in the mining, oil & gas, government, utilities infrastructure and land development sectors.

Ertech delivers a diverse range of civil construction solutions to clients in remote and urban locations across Western Australia and the east coast.

Details

118 Motivation Drive WANGARA WA 6065
08 9302 6666
www.ertech.com.au
Established 1981

Lists and Charts

Lists

Private Companies - Large

Rank Company #
24th Up JWH Group $482.97m
25th Down Bis $465.45m
26th Up Ertech Holdings $457.81m
27th Down Harvest Road Group $421.44m
28th Down Wright Prospecting $415.94m
152 private companies - large ranked by WA revenue most recent financial year
View Full List

Contractors

Rank Company #
22nd - LGC Traffic Management 600
23rd - Pacific Energy 551
24th Up Ertech Holdings 550
25th Down Georgiou Group 501
26th Down Goodline 500
176 contractors ranked by total staff in WA
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Engineers

Rank Company #
39th Up Intellect Systems 75
40th - Sedgman Onyx 75
41st Down Ertech Holdings 68
42nd - Xodus Group 65
43rd Down Electro 80 63
189 engineers ranked by number of engineers in WA
View Full List

List Of Number Of Employees

Defence Services
Rank Company #
2nd Austal 816
3rd Clough 700
4th Ertech Holdings 550
5th Decmil Group 350
6th Fugro Australia 300
View Full List

      Company Activity

      RANKING: 41 Up from 42 in Engineers list 11 Feb 2026
      RANKING: 26 Down from 23 in Private Companies - Large list 11 Dec 2025
      RANKING: 42 Up from 43 in Engineers list 08 Dec 2025
      RANKING: 43 Down from 28 in Engineers list 08 Dec 2025
      RANKING: 24 Down from 22 in Contractors list 20 Nov 2025
      RANKING: 27 Up from 29 in Engineers list 04 Nov 2025
      RANKING: 28 Up from 30 in Engineers list 04 Nov 2025
      RANKING: 29 Down from 27 in Engineers list 04 Nov 2025
      RANKING: 30 Down from 27 in Engineers list 04 Nov 2025
      		NEW ROLE: Clynton Saxon, General Manager Operations 04 Nov 2025

      News Articles

    Related Information

    Access to our data for Ertech Holdings is only available to paid subscribers with Data & Insights access.

    Data & Insights is Western Australia's most accurate and comprehensive business listings and searchable database.

    Ertech Holdings is included in 4 lists - Defence Services, Contractors, Engineers and Private Companies - Large.

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