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Meet the Speakers

Vaughan B


Volumetric Building Companies

Vaughan Buckley

Vaughan Buckley is a global business leader, sought after speaker, and entrepreneur. Vaughan founded Volumetric Building Companies in 2009 and has led its expansion into a global powerhouse in the industrialized construction industry over the past 14 years. More than $2B in projects have been constructed utilizing modules designed, manufactured or assembled under Vaughan’s direction. Vaughan recently led the team at Volumetric Building Companies through a series of successful acquisitions including a substantial portion of Katerra’s global assets, acquisition of the Polcom Group in Europe & the UK, the opening of an international centre of excellence for MMC to serve Irish, UK, European and global markets, and the purchase of the former Deluxe Modular factory in Berwick, Pennsylvania – creating one of the largest, vertically integrated volumetric construction technology companies in the world. Vaughan was also recently awarded EY Entrepreneur of the Year 2023.

Thomas Kaestner

Thomas is German carpenter and Civil Engineer. The last 18 years he worked in the New Zealand construction industry and has delivered several award winning timber buildings. Thomas primarily worked for main contractors and has accumulated significant experience in offsite manufactured mass and light timber structures. He is passionate about Lean Construction techniques and tirelessly works on improving the productivity of the local industry. Thomas now works for Hector Egger New Zealand in the heart of the South Island. The Swiss based company is a disruptor in the New Zealand construction market, delivering high performance offsite manufactured light timber framed structures for residential and commercial projects. Thomas has been their Operations Manager since the beginning and is passionate about the quality and precision of the Hector Egger solution.

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Operations Manager

Hector Egger

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Founder & Director

Higgs Building Co

Shaun Higgins

Shaun Higgins is the founder and Director of Higgs Building Co, a building company specialising in innovative building techniques for energy-efficient homes. With over 20 years of experience in the industry, Shaun is a recognized leader in SIPs (Structural Insulated Panels) construction and a certified Passive House Tradesperson.

Under his leadership, Higggs Building Co has grown to a team of 10 staff, driven by a committment to quality, sustainability and innovation. Shaun's passion lies in finding better ways to construct energy-efficient homes while fostering a culture of teamwork and prioritising staff mental well-being. 

Catch Shaun Higgins at OffsiteNZ COLAB24 as he shares insights into sustainable building practices, team culture, and the future of energy-efficient construction. 


Kim Aitken

What if we could supercharge the frame & truss industry and enable each of the 85+ NZ fabricators to become OSM suppliers, producing low-cost high performance building envelopes at speed and scale. Truss House™ is an advanced framing system manufactured under license by the frame & truss industry, with a combined capacity of 15,000 housing units annually. Truss House™ frame systems are engineered to construct buildings up to 3 stories high using the TH proprietary process. 


As system designer and Truss House™ co-founder Kim leads with a strong belief that housing should be affordable, scalable, sustainable and of exceptional quality, she is a passionate and relentless advocate. Kim's background in specialist structural engineering and design underpins her deep domain expertise. Accompanying a robust technical foundation is an extensive knowledge of building science, intellectual property in construction, and a keen understanding of systems change. Kim is also an experienced consultant in the field of construction industry adaptation and transition, with a primary focus on productivity and decarbonization.



Truss House NZ

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GM - Strategic Relationships

Precision Construction

Rob Moule

Rob is a Professional Engineer by degree with over twenty year’s strategic and operational achievement in engineering, business development, construction technology and innovation, business growth and strategy, property development and project management along with general management and leadership, both in New Zealand and overseas.


Rob has been working with Precision Construction Ltd (PCL) since 2013 to help successfully scale and diversify the business to the business it is today.   Precision Construction currently operate in Auckland, Mangawhai and Whangarei; and have two main construction divisions catering to high end complex architectural homes; and also large scale Community Developments. 


Rob has worked closely with the Community Developments division on many government and social projects; primarily on a Design and Build engagement that has enabled the Precision team to bring innovation to life through design.     Innovation is a core value of Precisions founding Director (Grant) and thus there is a strong culture and focus for Innovation that is best bought to life through the preconstruction phases with innovative construction methodologies, materials and details.  Rob believes that innovation requires active involvement in the preconstruction process along with a lot of “outside the norm” thinking, challenging the status quo and a lot of asking “why”.    


Rob and the team from Precision Construction Ltd also have a strong culture of Continuous Improvement and look forward to bringing to life more innovations in future.


Steve Mikkelsen

Steve is a visionary and proven leader, having learnt from a family of mentors in the property industry spanning four generations. Steve is committed to inspiring his team and looking for strategic opportunities in the market to ensure the business is strongly positioned through both internal growth and external opportunities and partnerships. His steadfast commitment allows our business to capitalise on changes in the economic environment providing his people with new challenges and opportunities while developing long term strategies and sustainable partnership. Steve is looking to extend our portfolio of businesses within the group with synergistic business opportunities that meet the groups growth strategies. With extensive knowledge of the property industry and a pro-active management style, Steve not only guarantees the highest standard of service but also ensures the best experience. As the Chief Executive he brings solutions, know-how, strategy and direction to our business. Steve understands that people are the key to success in any project. For him, it’s all about people, ensuring every client receives a high level of personal attention and service – the best team and the best possible advice.

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Chief Executive

Property Partner

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General Manager Projects & Advisory

DK Otto Ltd

Daiman Otto

Daiman has more than 20 years of experience in architecture, construction, development & innovation. Daiman founded DK Otto in 2011.

Daiman has been involved in governance, as Board Chair of Offsite NZ, as an advisor to the Construction Sector Accord & Te Uru Rakau – New Zealand Forestry, & as a commercial research partner for a National Science Challenge 11 project.

Daiman regularly speaks on podcasts, at conferences, companies & academic institutions across Australasia. In 2023, Daiman organised the Practical Innovation tour with Holmes, taking 24 people to companies & projects across San Francisco, Silicon & Central Valleys, then on to Portland to the International Mass Timber Conference.

Daiman is a graduate of RMIT University Melbourne with a B.Arch Hons (1st Class), a recipient of the prestigious Anne Butler Memorial Prize, a finalist in the Australian Timber Design Awards 2015 (Small Budget Category) & has a Certificate for Engineering Design for a Circular Economy from TU Delft.

Gavin Norrington

Gavin Norrington is Design and Innovation Manager for A-Line Construction. Gavin is engaged by A-line to develop residential volumetric products to complement it’s successful education volumetric model, and to develop on-line compliance and quality management systems. Prior, Gavin developed systems for Clevercore including continuous improvement and manufacturing prototyping processes for a number of critical components.

Gavin is passionate about innovation and problem solving with diverse industry experience in engineering, commercial construction, industrial and construction chemicals. His skill set is unique, enabling comprehensive evidence-backed solutions across a broad range of physical & digital products.

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Design & Innovation Manager

A-Line Construction



Taranakipine & Woodspan Ltd

Tom Boon

Tom Boon has been part of the New Zealand forest industry for over 25 years. He joined Taranakipine in 2007 as CEO and shareholder after a long career within corporate forestry and wood processing companies in both NZ and Australia.


Originally starting his career as a forester, Tom, after a number of years, became interested in the conversion of the trees he was growing into high value finished wood products. This interest has not waned, and Tom now leads Taranakipine which specialises in the manufacturing and marketing of engineered timber building products sold locally and to export customers. The most recent venture is the development and launch of Woodspan Ltd which supplies mass-timber, off-site manufactured building systems directly to New Zealand's construction industry.


His ambition for a successful and durable NZ wood manufacturing industry has led him to be actively involved in several forestry and wood processing national organisations over the past 15 years. 

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