Dedicated and experienced leadership

Our leadership team

C7 Tall Mark and Julian


Committed to an exceptional level of service

"As leaders of New Zealand Sotheby's International Realty, our dedication is to provide the highest standard in experience for real estate in New Zealand, the level of service that earns us lifelong clients and empowers them to lead extraordinary lives. 

Experience that leads the way all around the country

The New Zealand Sotheby’s International Realty leadership team brings together a remarkable depth and breadth of experience. Each of us is dedicated to supporting our agents and serving our clients better than any other real estate company possibly can.


established in New Zealand


local sales agents


regional offices

Managing Directors

Abt Our Leadereship Mark Harris Profile

Mark Harris, Co-Founder & Managing Director BA Eco Syd, REINZ, AFA

Mark oversees the company's strategy, growth and development across New Zealand, alongside long-time business partner Julian Brown. His business leadership, focus on developing culture and a high calibre sales team has seen the brand achieve record residential sale prices and annual sales volume year on year. 

Abt Our Leadereship Julian Brown Profile

Julian Brown, Co-Founder & Managing Director

Julian's 25 year career spans the sale of some of New Zealand’s most significant homes, country properties and developments. At the helm of the business with Mark Harris, the New Zealand brokerage of Sotheby's International Realty has become the most successful in South-East Asia.

Abt Our Leadership Bec Williams Profile

Bec Williams, GM of Franchise

In New Zealand our company is on a growth trajectory, establishing our brand and premium service in key territories across the country. Bec seeks out those industry leaders who are looking to join a real estate network like no other and brings them onboard as franchise office owners.

Abt Our Leadereship Clodagh Hall Profile

Clodagh Hall, Chief Operating Officer

Clodagh is dedicated to innovating the premium real estate industry through transformative technology, marketing and exceptional client experience. Her 20 years’ experience with global brands guides her ‘think big’ approach to marketing, underpinned by a distinctly-New Zealand authenticity. 

Abt Our Leadership Aaron Neilson Profile

Aaron Neilson, National Finance Manager

Overseeing the financial direction of the company, Aaron has considerable experience in commercial finance across real estate, retail, business advisory, building and construction industries. 

National Franchise Owners

Ben Macky Our Leadership

Ben Macky, Director Auckland North

Ben Macky is a seasoned sales expert with a proven track record of success in growing businesses, including the development of a million-dollar real estate business. Ben is a strong leader who is passionate about mentoring his team and helping them reach their full potential. 

Suzi Matz

Susi Matz, MD Auckland North

With a career built on industry accomplishments, Susi is instrumental in the growth and expansion of New Zealand Sothebys International Realty North. Susi draws on her extensive market knowledge, strategic leadership skills and architecture and design expertise to steer the business.

Abt Our Leadership Chris Jones

Chris Jones, MD/Principal Waiheke and Gulf Islands

With us since 2016, Chris is now Managing Director of NZSIR Waiheke Island and Gulf Islands. As a long term island resident, Chris focuses on supporting his team and utilising his strong national and global contacts and relationships on behalf of his team's clients.

Abt Our Leadership Michelle Jones

Michelle Jones, Co-Owner Waiheke and Gulf Islands

Michelle is co-owner of NZSIR Waiheke and Gulf Islands, focused on providing administration support for the extremely busy team. With a background in community work and customer service, Michelle balances her role with running a very busy household with two teenagers and husband Chris.

Abt Our Leadership Greg Dennerly

Greg Dennerly, Principal and Owner Auckland Eastern Bays

With a winning combination of experience, long-standing connections and a sincere, down-to-earth personality, Greg is renowned for achieving the best possible outcome. Along with wife Lisa-Jane (L-J), Greg manages our Eastern Bays office with business acumen and insight, honesty and integrity.

C7 Lisa Jane Dennerly

Lisa-Jane Dennerly (L-J), Owner Auckland Eastern Bays

Before real estate, L-J spent much of her career in project management and facility development roles and her love of people and property made a career in real estate a natural progression. She loves the Sotheby’s International Realty brand and the diverse national and international client base and properties it attracts.

Abt Our Leadership Markus Blum

Markus Blum, Principal Auckland South East

Markus Blum’s 25-year career is highlighted by his ability to seek opportunities that are ahead of the curve and capitalising on them. This ethos has seen him lead a range of ventures across import, export, manufacturing, IT, retail, hospitality, franchising and real estate sectors.

Abt Our Leadership Carolyn Hanson

Carolyn Hanson, Principal Auckland South East

Carolyn’s real estate leadership approach combines straight talking, professionalism, determination and creative thinking. Her wealth of experience across all areas of real estate gives her unique insight into how to achieve the best result for her clients.

Abt Our Leadership Jono Sissons Profile

Jonathan Sissons, MD Remuera

Jonathan opened the Remuera office in 2021 after being with the brand since 2016 as a sales manager. Focusing on further growing the brand's presence in Remuera and surrounding suburbs, he draws on his decades of experience as a high performing salesperson to motivate his team.

C7 Fraser Holland

Fraser Holland, MD Central Region

Since establishing the brand in  Hawke's Bay as Franchise Owner in 2012, Fraser has successfully embedded the company in local property markets from the Wairarapa to Waikato. His background in international advertising agencies and large corporates has given him fantastic strategic vision to further strengthen the brand in key regions.

Abt Our Leadership Glen Jones Profile

Glen Jones, MD Wellington

Glen has a Masters in Property Valuation & Law and is a qualified Member of the Royal Institution of Chartered Surveyors. Much of his career experience has been in property development, in consultancy as well acquisition and management. He brings all this knowledge together in leading the Wellington region offices.

Abt Our Leadership Wade Cornelius Profile

Wade Cornelius, MD Marlborough

Wade comes to real estate with a recruitment and sales management background, so naturally his focus is on the development and empowerment of his team. The importance of team work in achieving common targets is central to the Marlborough office's success in the local property market.

Abt Our Leadership Steve Kelso Profile

Steve Kelso, MD Nelson

Steve's 30 year property career is highlighted by his authentic manner, powerful negotiation skills and drive to get the job done; all traits he's passing onto his elite Nelson team. Steve combines his vast property experience with personal values of integrity and trust to deliver outstanding results to Nelson Tasman clients.

C7 Keryn Kelso

Keryn Kelso, Director & Operations Nelson

An international award-winning competitive dancer and New Zealand champion, Keryn’s skills for high performance translates seamlessly to her role as Operations Manager in Nelson. She brings a marketing background and strong sense of service and professionalism to the Nelson team.

Rosa 2

Rosa Carter, MD Christchurch & Canterbury Region

Rosa boasts a thriving 18-year real estate career spanning upscale residential homes, multi-unit developments, and global commercial transactions, bringing a vast wealth of experience to the team and their clients. With a foundation in sales & marketing, Rosa is an enrolled barrister & solicitor of the High Court of NZ (admitted 2017) and is also an Associate of the Real Estate Institute (AREINZ), lending technical prowess to contract handling, council regulations, property marketing and sales strategies.


Campbell Venning, MD Christchurch & Canterbury Region

Campbell brings a uniquely broad range of expertise to New Zealand Sotheby’s International Realty with his career in Real Estate spanning much more than just traditional home sales. His experience comprises acquisitions, renovations, investment sales and start ups in both Australia and New Zealand. He is a relationship focused leader in the industry whose unparalleled knowledge and background has cemented his reputation in the real estate landscape.

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Are you a real estate agent?

Learn how the New Zealand Sotheby’s International brand reputation gives our agents an undeniable advantage.

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Do you want to sell your home?

Whatever the location, market or style, we will present your property better than any other agency can, giving every opportunity to achieve a premium selling price.