Legal topics

Browse the categories for your area of interest.

Family LawSeparation, divorce, and settlements.Employment LawFairness for employers and employees.Property LawSettlements and property disputes.Criminal & TrafficAddressing crime and sentencing.Estate PlanningManaging and distributing assets.Immigration LawVisas, residency, and sponsorships.Commercial LawBusiness transactions and agreements.Litigation & DisputesMatters involving the courts.Personal InjuryBeen injured? Help is available.

Hugh Cahill

Principal Solicitor - Commercial, Wills & Estates, Will Disputes Sunstone Legal

Cockburn Central, WA

About Hugh

Hugh Cahill is a highly seasoned principal solicitor renowned for his dedication to serving Western Australian families and business owners with over three decades of legal expertise. At Sunstone Legal, Hugh leads the team in commercial law, business succession planning, and wills and estate planning for complex families. His proficiency extends to retirement villages, aged care law, and resolving contentious wills and estate matters. Recognised by Doyle's Guide for his expertise in Wills, Estates & Succession Planning, Hugh is a full member of the Society of Trust and Estate Practitioners (STEP) and a Fellow of the Taxation Institute of Australia. His commitment to the legal field was further acknowledged when he was a national finalist for Mentor of the Year in the Lawyer’s Weekly Australian Law Awards 2021. Hugh's professional journey includes leadership roles at O'Sullivan Davies and Cullen Macleod Lawyers, where he headed practices in succession and future planning as well as commercial law. His extensive career has also involved partnership at Jarman McKenna and a pivotal role at Cahill Billington Lawyers. With board experience at Southern Cross Care (WA) Inc., Hugh has served as a member and chairman, illustrating his leadership and strategic planning skills. Hugh began his legal career at Parker & Parker and Minter Ellison as a solicitor before advancing to senior roles. He holds a Bachelor of Commerce, Bachelor of Jurisprudence, and Bachelor of Laws from The University of Western Australia, and his early education was completed at Trinity College. His enduring commitment to clients and the legal profession is reflected in his ongoing contributions to the community and the lawyers he mentors.

Practice areas

Commercial Law

Estate Planning

Resume

Experience

Legal Consultant

Sunstone Legal

Nov 2023 - Present • 2 years 11 months

Head of Practice - Succession and Future Planning

O'Sullivan Davies

Feb 2023 - Oct 2023 • 8 months

Head of Practice - Commercial, Succession Planning and Estates

Cullen Macleod Lawyers

Jun 2016 - Feb 2023 • 6 years 8 months

Partner - Commercial Law

Jarman McKenna

Jul 2012 - Jun 2016 • 3 years 11 months

Chairman of the Board

Jan 2008 - Jan 2011 • 3 years

Member of the Board

Southern Cross Care (WA) Inc.

Oct 1996 - Mar 2011 • 14 years 5 months

Corporate and Commercial Partner

Cahill Billington Lawyers

Apr 1996 - Jun 2012 • 16 years 2 months

Senior Solicitor

MInter Ellison

Aug 1995 - Sep 1996 • 1 year 1 month

Solicitor

Parker & Parker

Jan 1989 - Oct 1995 • 6 years 9 months

Education

B Com B Juris LLB

The University of Western Australia

1980 - 1988

Trinity College

1971 - 1979

Awards

1970

Recognition in Wills, Estates & Succession Planning

Doyle’s Guide

2021

National finalist - Mentor of the Year

Lawyer’s Weekly Australian Law Awards

Contact information

Cockburn Central, WA

Suite 2, First Floor, 12 Hammond Road, Cockburn Central, WAWebsite

Practice certificate

Name: Hugh Cahill
Date of admission: 1989
Certification type: Employee of a law practice
Class: Certificated
Region: WA

Last checked: 18 Jul 2026 • Checked with Law Society of Western Australia

Practice areas

Commercial Law

Estate Planning