Who we are

Get to know us

With lawyers and legal executives onsite, we are equipped with a wide range of legal knowledge and experience.

Our office is also farmer-friendly, so feel free to just come in straight from the farm, leave your gumboots at the door and step inside so we can get started and get you sorted right away.

P06 368 9239

Meet the People

I’m interested in people who know about

Mark Duston - CSLaw

Mark Duston


P06 366 0002

M027 242 3012

Hi, I'm Mark.
I'm a Lawyer and I specialise in Litigation & Dispute Resolution

Mark joined CS Law in November 2013, after being the Principal Sole and Managing Director of a practice located in Porirua and formerly Levin.

He graduated from Victoria University in 2003 after obtaining a LLB degree as an adult student, before gaining a Post Graduate Diploma in Business Administration endorsed Dispute Resolution.

Mark also has a Diploma in Business Studies and National Certificate in Adult Education & Learning. Mark has a keen interest in using Alternate Dispute Resolution (ADR) techniques to assist clients’ achieve effective outcomes to disputes / legal problems.

For most of his legal career Mark has been a litigation specialist who also managed a general law practice. Mark is also a Lead Provider for legal aid relating to Family, Civil and Employment law, as well as being an approved Lawyer for Child, Mark’s previous occupations include managing businesses, compliance, adult education, and human resource management.

Mark is married to Rhonda and between them have five adult children and four grandchildren. He is an active member of the Levin Golf Club (currently a board member), is the Honorary Solicitor for (and does pro bono work with) the Levin branch of Citizens Advice Bureau, and is a member of BNG Levin networking group.

Our Story

100 years in the making

Our staff work in teams, giving you access to a range of specialised expertise relating to your needs.


Our firm first began in 1906 and one of our founding lawyers was William Park.

This is the High Court order admitting William Park to the bar as a Solicitor and Barrister of the High Court of New Zealand.

CS Law - 1908


Staff photo from 1961.

CS Law - 1961


Amalgamation of local law firms.

In the 70s the firms of Park, Cullinane, Turnbull and Partners and that of Harper Thompson Steele amalgamated to create Cullinane, Turnbull, Steele and Partners. Little has changed in our name since the amalgamation we are still known as Cullinane Steele but have recently rebranded to shorten our name to CS Law.

CS Law - 1970


Peter Butler retires from the Partnership of Cullinane Steele.

CS Law - 1988


Doug Rowan becomes a partner of Culinane Steele.

CS Law - 2003


Cullinane Steele celebrates 100 years of serving the communities legal needs.

CS Law - 2006


Levin Lawyer Keith De Ridder becomes a District Court Judge.

CS Law - 2005


CS Law wins employer of choice at Electra Business Awards.

CS Law - 2015


CS Law welcomes Hannah Wood as Director and opens new premises upgrade

CS Law gets a new director, solicitor Hannah Wood, who has been with the firm 6 years. They also open their new client premises to the public as part of their much over due building refurbishment.

CS Law - 2018
Our Teams

With an established history and a solid reputation, CS Law has been serving the legal needs of clients in and around the Horowhenua District for over 100 years, providing legal advice and services to residents, business owners and institutions around Levin, including those living in Foxton, Shannon and Tokomaru.

Our Conveyancing Team work with you on property transactions, guiding you in each step of your property sale or purchase.

Our Estates Team help with administering all aspects of estates including succession planning.

Our Commercial and General Law Team can provide practical advice in all aspects of business transactions including commercial and rural property and advice on lending matters. As well as personal matters such as estate planning including wills and enduring powers of attorney.

Our litigation team can work with you to resolve relationship property disputes, employment issues, family law matters, mediation and negotiations.


As a member of NZ Law we are in touch with law firms all around the country, ensuring that we have the latest legal information at our fingertips.

Member firms practise in a wide range of legal disciplines ranging from business law, home buying and selling, immigration law and intellectual property to aviation law, viticulture and tourism. Cullinane Steele is able to utilise the services of NZ Law legal experts from across the country in order to solve your unique legal problem.