ABOUT Expert security


Expert Security brings experience and a bank of knowledge to work with the challenges of today’s sophisticated network based systems. We have positioned ourselves to operate within the large commercial sector of the Industry and have developed a highly skilled team trained to deliver innovative and optimal solutions.


From high-rise and high-density living through to boutique apartment buildings and smaller dwellings, we offer a range of solutions to suit all residential requirements. Whether we are working with developers on a large apartment complex or an individual resident on their home, we are focused on delivering value for money and long lasting systems to all of our clients.

Security upgrades

Our qualified team of experts are fully equipped to refurbish and replace existing security and intercom systems in any facility. We can assess your site and offer an up-to-date solution incorporating the latest, fully integrated technologies, IP network CCTV, Access Control, Intruder Detection and Intercom Systems.


With offices and state of the art showrooms in Melbourne and Sydney, we offer our clients local knowledge and support at all times. Our in house Service Department is there to ensure our clients and projects are expertly maintained for years after an install is completed.

our story

Expert Security was established in 1987 by our Director, John Assimakopoulos and over the last 30 years has grown substantially to become an integral component of the major building and construction industry across Australia. John continues to lead the Expert team today with his incomparable knowledge of the Security business and his passion for every phase of every project.

What they think about us


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Sara William


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John Junior

Menager at AXIS Bank

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Raven Durgan

Director at HP

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Sami Typo

SEO at Milestone

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