top of page

Speakers

We are excited to have an extensive line-up of quality speakers, panellists and facilitators sharing their achievements, insights, visions and plans for New Zealand’s geothermal industry, many of whom are world-class in their field.

_LKP0136.jpg

Dr Marcos Pelenur Chief Executive - EECA
Industry Leaders Breakfast – Speaker

Dr Marcos Pelenur became Chief Executive of EECA in September 2023. Previously he worked for the Behaviour Insights Team in Ottawa, Canada and several policy leadership positions at MBIE. Marcos has a PhD in Engineering from the University of Cambridge, is a Chartered Professional Member of Engineering New Zealand and is registered as a Chartered Engineer with the UK Institution of Engineering and Technology (IET).

Egg_J_1435 Square.jpg

Jay Egg - President - Egg Geo
NZGA Winter Seminar – Keynote Speaker

After serving in the US Navy nuclear power field, Jay Egg began a career in
mechanical design engineering & contracting. Now, as an expert consultant, Jay sits on several technical code committees internationally; notably the technical committee for the IAPMO Uniform Mechanical Code. Jay serves on the Board of Directors for Geothermal Rising. Jay has co-authored two McGraw-Hill Textbooks focused on geothermal HVAC technologies and continues to write curriculum and lecture on the merits of Clean Heating and Cooling technologies.

Chelydra Percy.png

Chelydra Percy CEO - GNS Science
NZGA Winter Seminar – Speaker

Chelydra Percy is Chief Executive of GNS Science – Aotearoa New Zealand’s trusted authority on the Earth’s geology, energy, hazards, and risks. GNS generates critical knowledge that is helping to harness, store, and use our geothermal resources to power our nation economically and sustainably into an emission-free future. For over 60 years, GNS has worked with partners here in New Zealand, and in more than 25 countries around to world, to drive global geothermal development.

 

Chelydra joined GNS Science as Chief Executive in May 2023. She has worked in a range of technology, education, and research organisations throughout her career. In her previous role she served as Group Chief Executive of BRANZ (Building Research Association of New Zealand). Chelydra has prior experience in the CRI sector, having held senior roles at Callaghan Innovation, AgResearch, and Scion. She holds a Bachelor of Arts and Bachelor of Laws from Victoria University of Wellington.

 

Chelydra believes passionately that the pursuit of knowledge through science is critical to creating a better and more equitable future. She’s proud to lead GNS Science in addressing some of the most critical challenges of our time – achieving long-term energy needs, meeting climate action goals, supporting sustainable and resilient environments, securing freshwater, and enabling industry, innovation, infrastructure, and economic growth.

Capture.PNG

Sadiq J. Zarrouk Associate Professor & Co-Director of the NZ Geothermal Instiute - University of Auckland
NZGA Winter Seminar – Speaker

Sadiq J. Zarrouk is an Associate Professor of Geothermal Engineering and the co-director of the Geothermal Institute at the Department of Engineering Science, The University of Auckland, New Zealand.
Sadiq has extended research and commercial field experience in geothermal and reservoir engineering with more than 28 years of experience in geothermal energy training and research. He was instrumental in restarting the geothermal training programme at the University of Auckland in 2007.

Sadiq has an applied approach to geothermal research with ongoing collaboration and joint publications with several universities and research institutions worldwide, with more than 200 publications in journals and conference proceedings, six patents and two books.

Bhawesh Singh.jpg

Bhawesh Singh Technical Manager, Stiebel Eltron NZ Ltd
NZGA Winter Seminar – Speaker

Bhawesh Singh is an accomplished professional with a diverse background in Electrical Engineering and Energy Systems. He earned his Bachelor’s degree in Electrical Engineering in Germany before pursuing a Master's degree in Energy Systems. Bhawesh began his career at Stiebel Eltron Germany in 2014, where he honed his expertise in renewable energy projects, specializing in providing renewable energy solutions across the Baltic, African and Middle Eastern regions. His role involved intricate system integration of small- and large-scale heat pumps with solar photovoltaics and solar thermal system, ensuring sustainable and efficient energy solutions. In 2019, Bhawesh transitioned to Stiebel Eltron NZ, where he currently serves as the Technical Manager, continuing to lead innovative initiatives in renewable energy design and implementation which includes designing ecologically and economically efficient energy systems for residential and non-residential projects around Aotearoa. Some of the projects he is involved includes Ground Source Heat Pump for simultaneous heating and cooling to achieve higher efficiencies.

glenn_wellington.jpg

Glenn Wellington Manager Market Partnerships, EECA
NZGA Winter Seminar Speaker

After starting out in the chemical processing industry, and some time working overseas Glenn has worked in the energy sector since 2005 including roles with Meridian Energy, Energy For Industry, Pioneer Energy, and Vector before joining EECA in 2017.

Glenn has built a broad range of experience predominantly in product development and management of solutions for the commercial and industrial sector. His roles have also included experience in waste to energy development, niche energy retail solutions, and energy and carbon management.  

Currently within the Business Group at EECA, the Products & Partnerships Team delivery a range of industry engagement programmes and funds including the Sector Decarbonisation Programme, the Regional Energy Transition Accelerator, Technology Demonstration Fund, and are responsible for a number of industry development partnerships. The Business Group more broadly are responsible for implementing and delivering the Government Investment in Decarbonising Industry (GIDI) Fund.

Glenn has a Bachelor of Technology in Environmental Engineering.

20230601_094130.jpg

Ellery Peters  Energy Engineer - Vegetables NZ
NZGA Winter Seminar Speaker

Ellery Peters is a Chemical and Process Engineer who obtained his minor in Energy Processing Technologies at the University of Canterbury.


After graduating, Ellery began working at McCain Foods in Timaru as an Environmental Graduate, tasked with managing the wastewater treatment system and upgrades to the water treatment system. He then briefly moved to a McCain Foods plant in Australia to work as the wastewater treatment manager before moving back to New Zealand to begin his current role.


Ellery currently works as an Energy Engineer at Vegetables NZ, tasked with supporting the decarbonisation of covered crop growers by providing knowledge and resources so growers can make the best decisions possible. This includes investigating new decarbonising opportunities for growers, including low temperature and high temperature geothermal, which has huge potential for
covered cropping applications. This role is supported by EECA and works closely with the EECA team to deliver support to the industry. 

Prof Jim Johnston Photo June 2023.jpg

Professor Jim Johnston Co-Founder, CaSil Technologies Ltd
NZGA Winter Seminar - Speaker

Jim is a co-founder and the Chief Executive Officer and Director of CaSil Technologies Ltd. He is the inventor of the CaSil Technology. He has over 40 years’ experience in new materials, products and technology research and development, and progressing them through pilot scale operation to commercialisation working with NZ and international companies. He has extensive experience in silica and silicate chemistry and leads the chemistry and product development and commercialisation programme for the company.

He is a Fellow of the Royal Society of New Zealand and a Fellow of the New Zealand Institute of Chemistry. He has received numerous awards including the Wellingtonian of the Year (Science and Technology), Royal Society of New Zealand Thompson Medal for Excellence in Science and Technology, the 2020 KiwiNet Baldwins Researcher Entrepreneur Award, the 2020 KiwiNet BNZ Supreme Award and TechConnect World Innovation Awards in 2023 and 2024

Capture.PNG

Te Wikitoria (Blandina) Diamond Project Director, He Ahi
NZGA Winter Seminar - Speaker

Blandina is the Project Director for He Ahi on behalf of Te Pae o Waimihia – a Trust that represents the interest of six mana whenua hapū of the Taupō township area. He Ahi is best described as both a Clean Energy Park and an Eco-Business Park being developed on 45 hectares of whenua in a prime location with existing geothermal infrastructure and geothermal heat supply. Blandina is also the Project Manager for the adjacent whenua project, He Tipu – a 25 hectare enterprise park focused on social, environmental and culture ventures that again will be harnessing the power of Clean Energy.
Blandina is the Managing Director of her very own consulting Te Wikitoria Ltd, a consulting and contracting company that delivers support and service for projects, business and governance within both private, commercial or charitable contexts.

Eko360-56.jpg

Bruce Smith Co-Founder & Director, Tnue Limited
NZGA Winter Seminar - Speaker

Bruce Smith is a co-founder of Tnue Limited, the acronym for Total Nutrient Use Efficiency.

Bruce has a farming background, tertiary educated at both Lincoln and Massey Universities and a career in agribusiness.  Over the past 10 years he has developed the technology of Control Release Membranes (CRM) and the application of CRM to fertiliser.

The CRM technology considers environmental and operational factors when matching the nutrient release from the fertiliser, so it is in line with the plant's requirement for optimal growth.  Improving the efficiency of the nutrients, provides an important reduction of greenhouse emissions and nitrate leaching when the fertiliser is applied.

To commercialise this technology in NZ, Tnue Limited has recently commissioned a new factory using geothermal energy on the He Ahi Clean=Energy park at Rotokawa, Taupoō

1_edited.jpg

Andy Blair Director of Business & Innovation, Upflow
NZGA Winter Seminar - Speaker

Andy is the Director of Business and Innovation and Co-founder of Upflow, a geothermal science, research and innovation company that builds expert teams to provide intelligent solutions to global industry.

The nexus between science, business and community is where her expertise sits. She has a deep understanding of the drivers relating to the business of science, and a proven ability to turn scientific ideas into economic and societal gains.

Co-founder (2013) of Women in Geothermal (WING), Andy led the team that grew the organisation from 83 members to over 3300 members in 86 countries worldwide, making it the single largest geothermal association in the world. A not-for-profit organisation, WING has grown into a global movement of people, both men and woman, supporting the empowerment and advancement of women within the industry.

Andy is the Immediate Past President of the International Geothermal Association (Netherlands) and a current Board Member for Global Women; a collaboration of New Zealand's most influential women leaders promoting inclusion and diversity for improved societal and economic growth.

Andy is one of five global winners (and NZ’s first ever winner) of the in the United Nations 2023 WE Empower award. This program elevates and showcases the valuable contribution women entrepreneurs and business leaders can make toward the United Nations Sustainable Development Goals and solving the world’s greatest challenges.

Dr Michael Schweig Photo June 2023_edite

Dr Michael Schweig Co-founder & CTO CaSil Technologies Ltd
NZGA Winter Seminar - Speaker

Dr Michael Schweig has significant expertise in chemical and process engineering and the CaSil technology, where he led the design, construction and operation of a PLC controlled CaSil pilot plant to successfully demonstrate the technology at this scale for ensuing commercialisation. He is knowledgeable in the engineering and regulatory requirements for geothermal process equipment, and is an expert in CAD, and dynamic flow modelling. He leads the engineering of the pilot scale development and commercial implementation of the CaSil Technology.

NZGA22-518.jpg

Aroha Campbell Tauhara North No.2 Trust - Trustee
NZGA Winter Seminar - Speaker

Aroha is married to Kevin Campbell, they have four grown children, twelve moko and nine four legged moko.
Aroha is very passionate about leaving a legacy for her whanau, Ohaki Marae, Ngati Tahu Ngati Whaoa, assisting in community Trusts at a governance level and providing strategic insight, support and advice for community and indigenous
groups around the world looking to develop their own geothermal projects or wishing to collaborate with partners on geothermal developments.


Aroha has many geothermal stories to share and this is one that is special!


In 2017 after retiring as Tauhara North No.2 Trust CEO. Aroha was fortunate to be approached to join the Geothermal Next Generation – GNG, fours years later proud to have been part of a special team who created six maori words to support
western scientist to better understand Maori knowledge.


This is the story of Waiwhatu and the Transition to Arawhata.

Ed Bermudez Avatar.jpg

Ed Bermudez Senior Manager - Digital Advisory, Worley Consulting 
NZGA Winter Seminar - Speaker

Ed is a Mechanical Engineer with over 20 years of experience in reliability, mechanical, and infrastructure projects across South America, the Middle East, and Australasia. As an industry practitioner, Ed takes a proactive advisory role in catalysing digital transformation across various sectors. His extensive and diverse experience has enabled him to develop innovative engineering, project, and digital solutions in industries such as Forestry, Infrastructure, Ports & Marine, Water Desalination & Power Generation, Oil & Gas, Construction, Mining, and Food & Beverage.

 

Currently, Ed focuses on leveraging AI and Machine Learning technologies to enhance asset performance and reliability. He is passionate about harnessing the power of digital tools to improve insights for industrial applications, providing sustainable, low-carbon energy solutions. Ed’s work emphasises the importance of bridging the gap between technology and people, ensuring that industries can sustainably capitalise on the benefits of AI/ML for a more efficient and resilient energy future.

Capture.PNG

John Goodwin General Manager - Natures Flame 
NZGA Winter Seminar - Speaker

John is the General Manager of Nature’s flame a business that transforms sawmill and forestry residue into a high calorific value product used as a fuel in solid fuel boilers. John has been with Nature’s Flame for the past 17 years and in the forestry industry for 26 years.

pak_dadan.png

Pak Dadan Secretary-General of Energy and Mineral Resources, Indonesia 
NZGA Winter Seminar - Speaker

Pak Dadan graduated from Bogor Agricultural University in 1992 majoring in Agricultural Engineering. In 2014, he succeeded in achieving a doctoral degree from Kyoto University majoring in Energy and Environment Science, in particular on biofuel process-technology. Dadan Kusdiana has joined the Ministry of Energy and Mineral Resources since 1992 in the renewable energy division. Since 2014, he has been assigned to develop biofuel and rural energy. He also actively participated in Indonesian Biodiesel Forum, became a board member for the Indonesian Bioenergy Expert Association as well as the Indonesian Renewable Energy Society. In 2013, he was appointed as the Director of Bioenergy. Then in 2017, he was assigned to be the Secretary of Directorate General of New Renewable Energy and Energy Conservation. He also became the spokesman of the Minister of Energy and Mineral Resources twice in 2015 and 2017. Currently, he serves as Secretary General of Energy and Mineral Resources at the Ministry of Energy and Mineral Resources in Indonesia.

pak_dadan.png

Reza Agahi VP Turbo, Nikkiso Green Energy & Industrial Gases 
NZGA Winter Seminar - Speaker

More than 40 years’ experience in turboexpander design, engineering, and application. He has taught in universities in Southern California and has authored more than 45 articles and papers in system engineering, expander applications and energy recovery. Dr. Agahi is the inventor or co-inventor of several Rotoflow expander patents.

Contact Us

NZ Geothermal Week 2024 is proudly brought to you by co-hosts Amplify and the New Zealand Geothermal Association. 

If you are interested in getting involved with NZ Geothermal Week, including sponsorship, event ideas, hosting and speaking opportunities, or have a query about events, please contact Rick Keehan, CEO at Amplify or Kennie Tsui CEO at NZGA.

bottom of page