Leading national law firm Lander & Rogers has appointed Helen Sims as a Partner in its Commercial Disputes team, based in Sydney. Helen commenced with the firm on 8 September 2025.
Helen is a highly experienced litigator with deep expertise in administrative law, regulatory disputes, inquiries, privacy, and complex litigation. She joins from Holding Redlich, where she was Special Counsel, and has previously held senior roles at Norton Rose Fulbright, the NSW Crown Solicitor’s Office, and the Victorian Government Solicitor’s Office.
Over her career, Helen has advised both government and private sector clients across law enforcement, financial services, health, education, and entertainment. She has acted in major regulatory matters, Royal Commissions, statutory inquiries, and enforcement actions, and has significant experience appearing as a solicitor advocate and instructing senior counsel in high-stakes disputes.
Jonathan Quilty, Partner and Head of Commercial Disputes at Lander & Rogers, welcomed Helen’s arrival, saying “Helen’s appointment reflects our commitment to strengthening our national capability in regulatory and public law disputes. Her breadth of experience acting for government agencies and regulators, as well as her work for corporates navigating sensitive investigations, will be invaluable for our clients.”
Helen added she was delighted to be joining the partnership. “Lander & Rogers has a strong reputation for integrity, excellence, and client service across complex regulatory and litigation matters. I’m excited to join the Commercial Disputes team and continue working with government and private sector clients on their most important challenges.”
Helen’s arrival further enhances Lander & Rogers’ national disputes practice, which advises on complex commercial litigation, regulatory investigations, public law, and governance matters.
