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Meet Our Team

At GRMS, we believe our strength lies in our people. Our team combines decades of hands-on experience with a shared commitment to excellence, ensuring every project is delivered safely, efficiently, and to the highest technical standards.

26+ Years of Specialist Expertise
Nationwide, Full-Service Capability
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Stephen Southgate
General Manager Australia
Stephen Southgate
General Manager Australia
Email
ssouthgate@grmsystems.com
phone
0411220086
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Ava Southgate
Reception / Accounts
Ava Southgate
Reception / Accounts
Email
admin@grmsystems.com
phone
0733765088
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Jenny Parkhill
Admin Support
Jenny Parkhill
Admin Support
Email
admin@grmsystems.com
phone
0733765088
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Ann Longmuir
Executive Sales
Ann Longmuir
Executive Sales
Email
ann.longmuir@grmsystems.com
phone
0488556631
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Nigel Vowles
Engineering, Innovation Maximus
Nigel Vowles
Engineering, Innovation Maximus
Email
engineering@grmsystems.com
phone
0733765088
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Dean Duggan
NSW Operations & Sales
Dean Duggan
NSW Operations & Sales
Email
dean.duggan@grmsystems.com
phone
0406097477
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Need expert road surfacing, bridge works or maintenance? Get in touch with the team that delivers.
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From high-performance line marking to bridge works and traffic control, GRM Systems delivers expert road infrastructure services across Australia. Proudly servicing Brisbane, Sydney, Melbourne, Adelaide, Perth and beyond.

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    • HIGH FRICTION (HF) ANTI-SKID ROAD SURFACING
    • Coloured Surfacing – CST
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High Friction (HF) Anti-skid
coloured surfacing - cst
line marking
Traffic Control Services
bridge works
concrete works
street sweeping
architectural surfacing