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Founded in 1979 by husband and wife Gary & Karen Kennerson, ESS has grown into be an established and well-respected company in the security industry. Today ESS Security remains a family proud company and is currently operating with3 generations of the family working in the day to day business operations. We believe in providing good old fashioned customer service delivered with today’s current technology.
Formerly based in Randwick, ESS employ a team of highly skilled tradesmen where quality of workmanship, reliability and trustworthiness is paramount. All members of the team are industry experts and licenced in their specialised field. ESS Security is an industry supporter and a recognised member of Master Locksmiths Association of Australasia (MLAA).
We are experts in providing security solutions in all situations.
Choosing the right security partner matters. With decades of experience, industry recognition, and 24/7 support, ESS Security is committed to protecting your home, business, and community.
With over 45 years of experience and three generations in the business, we’ve built a reputation for expertise, reliability, and old-fashioned service.
Our licensed tradesmen are members of the Master Locksmiths Association of Australasia (MLAA), delivering workmanship you can trust.
Offering 24/7 emergency locksmith and security services, we’re always available to protect what matters most.
See what our customers have to say about our reliability, professionalism, and commitment to keeping Sydney safe.
GK Strata Management Pty Ltd
"ESS Alarms and Locksmiths have been providing our agency with an excellent standard of service for over two decades. The staff are friendly and install quality products promptly. I have no hesitation in recommending them for your security requirements."
General Manager, Lea Real Estate Pty. Ltd
"I have been using ESS Security for over 20 years throughout all of my investment properties. Joe and the team have installed and serviced all of my alarm and intercom systems over the years. I highly recommend using ESS."
Randwick
Founded in 1979 by husband and wife Gary & Karen Kennerson, ESS has grown into be an established and well-respected company in the security industry.
Copyright ESS Alarms and Locksmiths © 2025. All rights reserved.
Askew Williams & Associates deliver accounting, taxation, audit and advisory services.
Copyright Askew Williams & Associates © 2025. All rights reserved.
"GK has been utilizing the expertise of ESS Alarms and Locksmiths for twenty years to assist all our Strata Schemes. They have meet all the needs of our clients for restricted key systems, access control and intercom systems and as a general locksmith. Response to work orders are always prompt and the quality of work is second to none."