David Johanssen
David Johanssen

Managing Director

David is the Managing Director of Swan River Law. David has been the Managing Director of the firm since its inception in 2013. David is a versatile lawyer specialising in a range of legal areas including but not limited to contractual disputes, civil claims, debt recovery, family law and general litigation.

David also has a strong interest in succession law (property inheritance) and provides legal advice and representation for contested Wills disputes as well as making applications to the Supreme Court of Western Australia for Construction of Wills, Passing of Accounts, Grants of Probate and Letters of Administration. David also helps many of our client’s prepare for their future and settle their final wishes by drafting Wills, Enduring Powers of Attorney, Enduring Powers of Guardianship and Advanced Health Directives.

David is an experienced advocate having appeared in the Supreme Court, the District Court, the Family Court of WA and Magistrates Courts. David is a resilient and quick minded solicitor.

David has travelled broadly and speaks Japanese.

David is keen to provide to you legal advice that concentrates on the most effective approach to your legal problems.

Neville Marsh

Senior Lawyer

Neville is a senior lawyer at Swan River Law and he has spent most of his career servicing the Fremantle community. Neville has practiced as a lawyer for the past 35 years and was previously the proprietor of Julienne Penny & Associates for 22 years. Neville is also a trained and experienced mediator.

Neville is heavily involved in community work and provides pro-bono legal services to the Peel Community Legal Centre and the Fremantle Community Legal Centre. In 2009 Neville was a finalist for the ’Pro-Bono Lawyer of the Year award.


At Swan River Law Neville advises on and provides legal representation in the areas of family law, criminal law, personal injuries, and general civil litigation. Neville’s wealth of experience ensures that all of your legal interests are uncovered and your best interests met.

Rebecca Walker


Rebecca is a Solicitor at Swan River Law after having joined the firm in 2016 as a Law Graduate. Rebecca graduated from University of Notre Dame with a Bachelor of Laws and a Bachelor of Arts (Environmental Studies) in 2015 and was admitted to practice in 2016.

Prior to joining Swan River Law Rebecca worked in a boutique family law firm in Rockingham.

At Swan River Law Rebecca is a junior Solicitor in the Family Law and Estates teams.