Welcome to Doolan Callaghan Family Lawyers


Margie O’Neill

Professional Qualifications:

  • Master of Laws(Dispute Resolution)(University of Technology, Sydney)
  • Juris Doctor (University of Technology, Sydney)
  • Graduate Certificate in Legal Practice (University of Technology, Sydney)
  • Bachelor of Social Work (University of New South Wales)
  • Collaboratively Trained Lawyer
  • Member, Law Society of NSW
  • Admitted Solicitor, Supreme Court of NSW and High Court of Australia
  • Member, Collaborative Professionals (NSW) Inc.



Margie has a practical, empathic and determined approach in helping clients achieve the best possible outcome for them and their family. This includes assisting clients with property settlements, parenting arrangements, child support issues, de facto matters and relocation disputes. Wherever possible, Margie tries to resolve issues without the intervention of the Court.  If required however, she is a dedicated and confident lawyer who can successfully represent her client’s best interests in the Courtroom.

Combined with her social science background, Margie is sensitively able to help vulnerable clients who may be experiencing domestic violence or where there are complex mental health and/or drug and alcohol issues.  Margie has a keen interest in parenting matters and the detrimental effects of conflict including its ongoing impact on children. She is determined to uphold the best interests of the child.

Margie also has experience with complex financial matters and is resolute to ensure property settlements are finalised in the most cost effective manner for her clients.  She takes care to produce the required documents that accurately reflect the parties’ agreement once reached and has wide experience drafting documents including Consent Orders, Binding Child Support Agreements and Divorce Applications.

Margie is experienced in all areas of family law, including:

  • Parenting Issues
  • Property Settlements
  • Divorce and Separation
  • Dispute resolution and mediation
  • De facto relationships
  • Same sex relationships
  • Matters involving family violence
  • Court representation
  • Child Support
  • Spousal Maintenance
  • Collaborative Law

Margie grew up and still lives with her family on the Northern Beaches

Family Solicitor Helen Irga
Helen Irga

Helen is a highly experienced family lawyer and an Accredited Specialist in Family Law who is dedicated to helping her clients resolve their family law matters. Helen is keenly aware that most people who seek Family Law advice from her are experiencing an extremely difficult period in their lives. She possesses a committed approach to securing the best possible outcome for all clients as expeditiously as possible. Helen’s strong communication and interpersonal skills also ensure that the best needs of her clients are met.

Family Lawyer Christine La Cava
Christine La Cava

Christine is a NSW Law Society Accredited Specialist in Family Law. Christine’s broad experience, understanding nature and many years of experience in Family Law ensures a sensitive, practical and efficient approach. Christine places a strong emphasis on family dispute resolution, mediation and effective negotiation with the aim of resolving matters formalised in Consent Orders, whenever possible, without the need for client’s to appear in Court. Christine cares deeply about her clients and finding the best solution for them.

Christopher Lapointe

Chris was admitted as a solicitor in 1991 and is an experienced family lawyer with a “settlement focused” approach. Chris has extensive commercial business experience through previous self employment in the finance industry and understands complicated company and trust structures which are helpful in resolving complex financial disputes arising in Family Law matters. Being commercially minded helps Chris settle his property related matters for his clients in a timely and cost effective manner.

Family Mediation Solicitor Janine De Saxe
Janine De Saxe

Janine has been practicing as a Family Lawyer since the late 1980s, and became an Accredited Specialist in Family Law in 1993. She has extensive experience in all areas of Family Law, including property settlements, both de facto and married, parenting disputes, child support issues and spousal maintenance. Janine is skilled at resolving emotionally fraught and contentious disputes by way of negotiations and conciliation. When litigating, she facilitates cost-effective and smooth proceedings.