Atlas Building (WA) is a Western Australian construction company owned by former BGC executive Julian Ambrose and his mother Siok Puay Koh.
Atlas operates in all major market sectors including apartments, retail, health, aged care, retirement, education, hospitality and commercial.
In 2024, Atlas bought BGC Construction, which developed some of WA's most notable projects, including Perth Arena, HBF Park, and the National ANZAC Centre in Albany.
Atlas Building
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Lists and Charts
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Lists
Construction Companies
| Rank | Company | # | |
|---|---|---|---|
| 22nd |  |
Willing | 200,000,000.00 |
| 23rd |  |
OFFSITE | 150,000,000.00 |
| 24th | |
Atlas Building | 136,000,000.00 |
| 25th | |
Pyramid Group Australia | 135,000,000.00 |
| 26th | |
Credentia Construction | 80,000,000.00 |
111 construction companies ranked by total combined value of current WA projects ($) v2
List Of Number Of Employees
Construction Companies
| Rank | Company | # | |
|---|---|---|---|
| 35th | Crothers Construction | 50 | |
| 36th | Protek WA | 50 | |
| 37th | Atlas Building | 50 | |
| 38th | MG Group WA | 50 |
Company Activity
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RANKING: 24 Down from 23 in Construction Companies list | 05 May 2026 |
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NEWS: Tagged in Wesfarmers enters apartment construction industry | 05 May 2026 |
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NEWS: Tagged in Atlas Building, Simonds Homes join forces to boost WA housing supply | 17 Feb 2026 |
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RANKING: 23 Down from 19 in Construction Companies list | 17 Nov 2025 |
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NEWS: Tagged in BGC shifts its focus to Midland Brick | 14 Oct 2025 |
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NEWS: Tagged in ‘Tootsie’ Ambrose buys Gidgegannup retreat | 21 Jul 2025 |
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RANKING: 19 Down from 16 in Construction Companies list | 23 Jun 2025 |
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NEWS: Tagged in Atlas to enter residential market | 19 Mar 2025 |
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NEW ROLE: Kelvin Ryan, Non-Executive Director | 18 Feb 2025 |
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NEW ROLE: Michael Bartier, General Manager, Business Development Residential | 18 Feb 2025 |
