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Justin Sibley
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Justin Sibley

Justin Sibley

Director Sibley Lawyers

location
Brisbane, QLD
Click to Reveal Phone Number(07) 318..

About Justin

Justin Sibley, the Director of Sibley Lawyers, brings a wealth of experience to the legal landscape in Brisbane. His distinctive career spans roles as a Barrister and a former police officer, with notable involvement in investigative teams such as the Child and Sexual Assault Unit. This unique background equips Justin with invaluable insights into the criminal justice system, enabling him to skilfully navigate the intricacies of defending clients facing complex charges. Since 2017, Justin has led Sibley Lawyers as Director, where his strategic approach, informed by high-stakes criminal investigations and counter-terrorism experience, serves clients facing a variety of legal challenges. Additionally, Justin's leadership extends to Williamson and Associates Lawyers, where he has been at the helm since the firm’s inception, guiding its criminal and family law practice. Prior to his directorship roles, Justin served as a Barrister and held a significant position as an Executive Officer at the Australian Department of Foreign Affairs and Trade for over a decade, where he honed his legal acumen. His foundational experience as a police officer with the Queensland Police Service further enriches his understanding of legal proceedings. Justin holds a Bachelor's degree in Law from the Queensland University of Technology, completed in 2001, solidifying his commitment to legal excellence and client advocacy. His multifaceted career path underscores a dedication to justice and the law, making him a formidable advocate for his clients.

Practice Areas

Criminal & Traffic
Family Law

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Resume

Experience

Director
Director
Sibley Lawyers
Mar 2017 - Present · 8 years 11 months
Director
Director
Williamson and Associates Criminal and Family Law Practice Pty Ltd
Mar 2017 - Present · 8 years 11 months
Director
Director
Williamson and Associates Lawyers
Mar 2017 - Present · 8 years 11 months
Barrister at Law
Barrister at Law
Barrister at Law
Jun 2015 - Mar 2017 · 1 year 9 months
Executive Officer
Executive Officer
Australian Department of Foreign Affairs and Trade
Jun 2002 - Jun 2015 · 13 years
Police Officer
Police Officer
Queensland Police Service
Jan 1997 - Jun 2002 · 5 years 5 months

Education

Bachelor's degree, Law
Bachelor's degree, Law
QUT (Queensland University of Technology)
1996 - 2001

Contact Information

Brisbane, QLD

LocationLevel 10, 95 North Quay, Brisbane, QLD
Click to Reveal Phone Number(07) 318..

Practice Certificate

Name
Justin Sibley
Date of Admission
2001
Specialisations
Family - Domestic Violence, Workplace Relations, Employment and Safety, Criminal Law
Certification type
Unrestricted Principal
Region
QLD
CheckLast checked: 19 Feb 2026
Checked with the Queensland Law Society

Practice Categories