Welcome to Tasman Law


Welcome to Tasman Law


Welcome to Tasman Law Ltd.


What We Do

What We Do


Tasman Law specialises in providing legal advice and representation. Key areas of law include:

Resource management

Tasman Law has the expertise to assist you or your business in the following areas:

  • resource consent applications for all types of activities

  • plan changes to district or regional plans

  • representation in appeals to the Environment Court including attendance at mediation

  • district court representation for prosecutions under the Resource Management Act

  • enforcement related matters such as abatement notices and enforcement orders.

Local Government

  • compliance and regulatory prosecutions

  • general dispute resolution for a wide range of matters

  • governance and decision making matters

  • public works

  • bylaws and regulations

  • meetings and official information

Maori legal issues

  • Maori land law

  • Treaty of Waitangi law

  • Treaty of Waitangi claims

We can also assist you in the following areas:

  • health and safety

  • wills and estate disputes

  • representation at tribunal hearings

  • negligence, nuisance and other common law claims

  • environmental warranties and environmental contract provisions

  • public and administrative law

  • policy developments and law reform

We are able to assist in a broad range of dispute resolution matters.

Please feel free to call us to discuss further how we may assist you.


Who We Are

Who We Are


Antoinette Besier – Director

Antoinette was admitted to the High Court as a Barrister and Solicitor of the High Court in 2005. She started her legal career in Wellington practising resource management law with a large national firm. In other positions in Wellington, Antoinette practised in civil litigation, family and criminal law, gaining well rounded experience as an advocate.

Antoinette grew up in the Tasman region (the Moutere area) leaving the area after finishing secondary school and returning with her family in 2010. Prior to establishing Tasman Law, Antoinette practised in the area of resource management and public law in a local law firm in Richmond. This position involved her providing advice and representation to the two local authorities in the Tasman Region.

Antoinette worked as a planner both in local government and in private practice in New Zealand and United Kingdom before qualifying as a lawyer in 2004.

Antoinette is an author for Thomson Reuters Workflow product called “Environment & Resources”.

For more details check out Antoinette’s profile on LinkedIn.



  • Bachelor of Laws (First Class Honours), Victoria University 2004

  • Masters of Regional and Resource Management (awarded with Distinction), Otago University 1996

  • Bachelor of Arts (History and Political Science), Victoria University 1994


  • Resource Management Law Association

  • New Zealand Law Society

  • Trustee of the Snowden’s Bush Trust


Kate Mitchell – Senior Associate

Kate was admitted to the High Court as a Barrister and Solicitor in 1999. She began her legal career working for over two years in a large national firm in Wellington in the areas of Māori and Treaty of Waitangi law, and resource management. During this time, Kate appeared as counsel in judicial review litigation proceedings brought by Ngai Tahu which proceeded through the Courts to the Privy Council. Her work required a variety of skills including litigation, commercial negotiations and advising on corporate structures.

In 2001 Kate moved to England where she worked for two years as an environmental lawyer. On returning to New Zealand in 2003, Kate returned to work in her first place of employment before returning ‘home’ to Nelson where Kate worked for a local law firm in the areas of resource management and public law. Kate grew up in Mapua in the Tasman region and has family there.

Kate is presently based in Christchurch due to her husband’s work commitments but regularly commutes to Nelson.

For more details check out Kate’s profile on LinkedIn.


  • Bachelor of Arts (History and Maori), Canterbury University 1998

  • Bachelor of Laws, Victoria University 1999


  • New Zealand Law Society

  • Resource Management Law Association

  • Board of Trustees, Ilam School, Christchurch


Jessica Marchbanks – Solicitor

Jess website photo_CROP.jpg

Jessica was admitted to the High Court as a Barrister and Solicitor in 2018. She then joined Tasman Law as a solicitor in September 2018. Jessica is passionate about resource management law, Maori legal issues and public law generally. Jessica grew up in the Tasman region, moving to Wellington after finishing secondary school to complete her studies at Victoria University of Wellington. She returned to start her career as a lawyer and looks forward to contributing to positive environmental outcomes for the region. Jessica is of Ngati Kahungunu descent.



  • Bachelor of Laws, Victoria University 2017

Professional Associations:

  • New Zealand Law Society

  • Resource Management Law Association



Level 1, 180 Bridge Street, Nelson 7010 (enter off Harley Street).
PO Box 3663, Richmond.