About us
Oxygen Consulting was founded in 2018 to help businesses build long-term success through sustainability.
We support organisations in achieving their goals across financial performance, governance, people, customers, community, and the environment – because business sustainability means thriving in every aspect.
We are a Certified B Corporation, recognising our commitment to being a purpose-lead organisation creating a positive impact.
Purpose
Balance today to maximise tomorrow
Mission
Empower organisations to achieve sustainability
Values
Quality relationships, quality work, quality culture
Our Team
Sarah Holden is the founder and Director of Oxygen Consulting and has more than 20 years’ experience helping organisations achieve measurable success through business sustainability.
She has worked with businesses across most sectors and industries in New Zealand, supporting the development of sustainability strategy, and implementation of practical actions to make an impact. Prior to establishing Oxygen Consulting in 2018, Sarah spent more than a decade in senior sustainability roles at Westpac and IAG, both in New Zealand and Australia.
Sarah has a PhD in environmental and marine science, is a recognised B Consultant (B Lab Australia and New Zealand’s) and a trained Carbon Auditor (Certified Carbon Auditor Training - CEP).
She is a member of the New Zealand Government’s Climate Business Advisory Group and also the international standard setting committee ISO/TC 207 SC7 - Greenhouse Gas and Climate Change Management. She has previously been an Advisory Board member of the Sustainable Business Network (SBN) and a representative on the Sustainable Business Council (SBC) Advisory Board. Sarah serves as a judge for the New Zealand Sustainable Business Awards.
Sarah is also member of the Institute of Directors (MInstD), Al Gore’s Climate Reality Leadership Corps, the Carbon and Energy Professionals Network (CEP), and is a volunteer in her local community fire brigade.
Gerri leverages her deep industry knowledge, skills and network, alongside Oxygen’s expert team to lead exceptional client engagements and deliver quality services. She plays a pivotal part in the development and management of our team and continuous improvement of our services.
Prior to joining Oxygen Consulting, Gerri was Director of Climate Change and Sustainability Services at EY. She was previously the Head of Sustainability and Community at Z Energy, leading Z’s decarbonization pathway, climate reporting, community impact initiatives, and waste reduction activities. Prior to this, Gerri worked for central government - first at the Ministry for Environment, where she led the Carbon Neutral Public Service programme and voluntary carbon markets advice to business, and then at the Department of Conservation, where she led the Business and Biodiversity Offsetting CDRP Programme.
She has a Masters in International Law from the University of Nottingham, and a Bachelor of Laws from the University of Waikato.
Gerri is passionate about authentic leadership, committed to bringing out the best in people, and getting what matters done.
Kelly has supported our clients AA Insurance, Airways, Auckland Airport, Marsden Maritime Holdings, Ballantynes Department Store, OfficeMax, Smartpay, Les Mills New Zealand, NZME, Harvey Furnishings, Callaghan Innovation, Stuff, and Kiwibank with materiality assessment, sustainability strategy, sustainability reporting, climate-related disclosures, carbon management, and advisory.
She also leads Oxygen Consulting’s Insights on Aotearoa New Zealand Sustainability Professionals research, working in partnership with the Sustainable Business Council, Sustainable Business Network and Auckland University of Technology.
Kelly has a Master of Public Policy (First Class Honours) from the University of Auckland. Her research investigated the considerations New Zealand should give when designing and implementing managed retreat policy for climate change adaptation.
Kelly has also completed Maurea Consulting’s Māori cultural competency programme Te Kaa and the Carbon and Energy Professionals (CEP) Identifying Carbon Reduction Opportunities training course.
She is passionate about sustainable development and ensuring a just transition to a low-emissions future.
Jack has supported our clients NZME, AFT Pharmaceuticals, Napier Port, Oji Fibre Solutions, DX Mail, Freightways, Marsden Maritime Holdings, Claymark, Tegel Foods, Trade Me, New Zealand Hotel Holdings, and Wilderness with materiality assessment, GHG emissions measurement and management, and Aotearoa New Zealand Climate Standards-aligned climate-related disclosures.
Previously working at Deloitte, Jack assisted various clients ranging from large public sector organsiations to small private sector companies in their business transformation, process optimisation, and operational excellence needs. In collaboration with the Sustainable Business Council and Toitū Tahua, Jack assisted with the publishing of the 2022 CFO Sustainability Snapshot Survey which provided insights gathered from New Zealand CFOs on the progress of their organisations towards a more sustainable economy, and any barriers which might limit progression.
Jack co-founded the Butterfly Fish Foundation, which is focuses on breaking down the barriers between the corporate and the scientific world and assisting both industries towards their shared goal, climate action.
Jack has a Bachelor of Commerce from the University of Canterbury, majoring in Operations and Supply Chain Management and has a Certificate in Science. He has completed the Carbon and Energy Professionals (CEP) Certified Carbon Auditors programme.
He is truly passionate about ocean sustainability, and the sustainability of food and agriculture.
Raedon brings over four years of experience helping organisations navigate the challenges of climate change and adopt sustainable practices.
Before joining Oxygen Consulting, Raedon worked with Deloitte and Tonkin + Taylor, where he provided specialist sustainability services to clients ranging from large public sector organisations to small private enterprises. His expertise includes climate-related disclosures, climate risk management, transition and adaptation planning, emissions inventories and reduction strategies, health and safety advisory, and sustainability assurance.
Raedon holds a Master of Science (Environmental Science) with Honours (First Class), a Bachelor of Business (Management), and a Bachelor of Science (Environmental Science), all from Auckland University of Technology (AUT). His postgraduate research focused on developing an ecological climate change risk assessment methodology which was used to quantify the vulnerability of northern New Zealand dotterel nesting habitats to coastal inundation within Auckland’s northeastern regional parks.
In addition, Raedon has completed the Global Reporting Initiative (GRI) practitioner training, GIS Fundamentals training, and is an active volunteer marine mammal medic with Project Jonah.
Passionate about protecting and leveraging both human-made and natural environments, Raedon is dedicated to helping communities mitigate and adapt to the impacts of climate change.
Our Memberships and Accreditations
