Proven Protection. Engineered for Australia. Since 1957 Crommelin has been waterproofing Australia’s homes, buildings and infrastructure with durable, jobsite-tested solutions built to perform in the harshest conditions. Crommelin is a leading Australian manufacturer of waterproofing membranes, concrete and stone sealers, paints and specialty coatings. Our products are developed and tested in a focused laboratory specifically for the Australian climate, and backed by decades of real-world performance. From commercial construction and civil projects to DIY home improvements, Crommelin delivers premium coating systems, practical solutions and outstanding technical support across Australia, New Zealand and Asia.
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The Crommelin annual revenue was $17.5 million in 2026.
14 people are employed at Crommelin.
Crommelin is based in Perth, Western Australia.
The NAICS codes for Crommelin are [32, 325, 32551, 3255].
The SIC codes for Crommelin are [285, 28].