Sonja van der Steen
Sonja van der Steen cover
Sonja van der Steen

Sonja van der Steen

Commercial Lawyer Industry Legal Group

location
South Brisbane, QLD
Click to Reveal Phone Number13007364..

About Sonja

Sonja van der Steen is a seasoned commercial lawyer with a diverse background in corporate advisory, estate planning, compliance, franchising, and leasing. Her extensive experience, garnered from roles in boutique and national law firms, in-house positions, and the not-for-profit sector, equips her with the ability to tackle legal matters with a strategic focus on commercial objectives and practical outcomes. She earned her Juris Doctor with First Class Honours from the Australian National University and was admitted to the Supreme Court of the Australian Capital Territory. Prior to her law degree, Sonja completed a Bachelor of Arts in Literature, Conflict Resolution, and Development Studies at the University of New England. Currently a lawyer with Industry Legal Group in Brisbane, Sonja has handled a variety of commercial tasks, such as preparing and reviewing business sale contracts, lease reviews, and shareholder agreements. Her work extends to drafting contracts and assisting with estate planning and litigation matters. Previously, at Rouse Lawyers, Sonja focused on general commercial law, assisting with contracts, deeds, and asset recovery. Her tenure at Mills Oakley Lawyers further honed her skills across contracts, company secretarial duties, mergers, and acquisitions, with secondments to Telstra and Price Attack. In these roles, she provided critical legal support, conducted risk reviews, and ensured compliance with advertising regulations. Sonja's foundational legal career included internships and paralegal work, enhancing her understanding of property law, estate planning, and the facilitation of business transactions. Her international experience as a flight attendant for Qantas underscores her adaptable communication skills and global perspective.

Practice Areas

Commercial Law
Estate Planning

Recommendations

Sonja van der Steen hasn't received any ratings or recommendations yet

Resume

Experience

Lawyer
Lawyer
Industry Legal Group Pty Ltd
Apr 2019 - Present · 7 years 1 month
Lawyer
Lawyer
Rouse Lawyers
May 2018 - Mar 2019 · 10 months
Legal Counsel
Legal Counsel
Price Attack (on Secondment from Mills Oakley)
Sep 2017 - Apr 2018 · 7 months
Lawyer
Lawyer
Telstra (on Secondment from Mills Oakley)
Apr 2016 - Oct 2016 · 6 months
Lawyer
Lawyer
Mills Oakley Lawyers
May 2015 - Apr 2018 · 2 years 11 months
Legal Intern
Legal Intern
National Heart Foundation of Australia
May 2014 - May 2015 · 1 year
Australian National University based Research Internship
Australian National University based Research Internship
Extraordinary Chambers in the Courts of Cambodia (ECCC)
Jan 2013 - Jun 2013 · 5 months
Law Clerk / Paralegal
Law Clerk / Paralegal
Howes Kaye Halpin Solicitors
Feb 2011 - Nov 2013 · 2 years 9 months
International Flight Attendant
International Flight Attendant
Qantas
Oct 1999 - Apr 2012 · 12 years 6 months

Education

Juris Doctor (Hons)
Juris Doctor (Hons)
The Australian National University
2010 - 2013
Bachelor's Degree, Literature, Peace & Development
Bachelor's Degree, Literature, Peace & Development
University of New England
2009

Contact Information

South Brisbane, QLD

Location16 Manning Street, South Brisbane, South Brisbane, QLD
Click to Reveal Phone Number13007364..
WebsiteView Website

Practice Certificate

Name
Sonja Henrica van der Steen
Date of Admission
2014
Specialisations
Business and Commercial Law
Certification type
Unrestricted Employee
Region
QLD
CheckLast checked: 26 May 2026•
Checked with the Queensland Law Society

Practice Categories

Commercial Law
  • Company Secretarial
  • General Advice
  • Trusts
Estate Planning
  • Deceased Estates
  • Disputes
  • Estate Administration
  • Guardianship
  • Power of Attorney
  • Probate
  • Wills and Estates