About Us

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Who We Are

The Chelion Renewables Group is headquartered in Shanghai and began by providing solutions in the Asia Pacific, which has been one of the top energy storage regions so far.

We now have offices in Europe, Australia, America, and Japan.

Chelion provides access to Global Leading Storage Solutions by integrating energy management technology with domestic & international market resources.  

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Our Industry

As countries globally move away from fossil-fuel-based methods of energy generation and towards a ‘carbon neutral’ future, energy storage, solar energy generation and wind will become the main sources of clean, renewable energy.

As a leader in the field of ‘new energy,’ Chelion is uniquely placed to provide the full suite of design, manufacture, and implementation of renewable projects worldwide.

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Our Company Story

The Chelion story might be new but our team holds decades of energy experience and is committed to being your leading energy storage solutions provider.

Chelion  is committed to advancing the future of renewable energy by empowering our customers with quality solar and storage solutions.  

We are a Global Leader in Energy Storage Solutions

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Meet Our Team


Our mission is to become a leading provider of energy storage solutions for residential, commercial, and utility-scale projects throughout Australia. Meet the team who is working hard to make this possible.

Craig Nalder

Chief Executive Officer

I am committed to embedding decentralised renewable energy and energy storage into Australian communities. I am bringing 25 years of energy industry experience to Chelion AU from roles in energy regulation, energy trading and power development to achieve this goal. I have been involved in the Australian energy market since its deregulation in the late 1990s with many achievements; including, the establishment and management of energy trading desks in the public and private sector for generation, retail and proprietary trading. I have played a lead role in the development of over 3,000MW of power generation in Australia and Asia as well as project managing the deployment over 10,000 solar PV systems. I have been published in leading journals, including the Energy Journal and a regular face on the Australian energy conference circuit. I have held CEO, Director, and Senior management positions in the Australian energy market for more than 15 years. Through Chelion AU, I will achieve my vision of supporting the deployment of decentralised renewable energy and energy storage and play a key role in the evolution of energy markets in Australia and across the world.

Craig Parkes

Project Manager

Craig is a successful business manager with over 25 years of local and global business experience, and his technical expertise encompasses designing and implementing business strategies within the energy and utility industry. Craig has development and managed distribution and utility scale solar and battery projects and has lead teams responsible for project implementation including utility interface, project budgeting, installation, technical coordination and commissioning of projects. Craig holds a Bachelor of Business (Management), Certificate III in Business, Certificate in Mechanical Trade, Real Estate Licence and Six Sigma Green Belt.

Jeremy Pearce

Sales Manager

Jeremy is renewable energy obsessed, with a business degree, 6 years of sales management experience with 5 of them being in renewable energy. He is very enthusiastic about the future of energy. Dealing mainly in residential and small commercial solar installation, his biggest accomplishment to date is assisting in several solar installation businesses turn over to seven to eight figures. He believes the industry still has a long way to go and we need to transition away from fossil fuels. Since there isn’t any other renewable technology currently aside from solar and batteries that can actually make eliminating carbon emissions a reality. He chooses to be involved directly at Chelion and play a key role in bringing a solution to everyday households and businesses.

Irena Han

Finance Manager

Irena is a Certified Public Accountant with a Master of Professional Accounting and over 4 years of experience in accounting. She specializes in the analysis of variances, preparation of financial reporting, planning for budgets and forecasts, and compliance. Irena commits to maintaining Chelion Australia’s compliance with Australian Accounting Standards Board and devotes to adapting seamlessly to constantly improving accounting processes, policies, and technology.

Isaac Turner

Business Development Manager

Isaac is our resident Englishman with a degree in Geology from Leicester University, and over five years of experience in Sales and Marketing. A keen traveler, he has lived in Thailand, Canada, and New Zealand before settling in Australia to join Chelion Renewables. With a deep understanding of the industry and a scientific background, Isaac's interest in renewable energy was sparked while managing commercial and residential solar deployments across the South Island of New Zealand. A highly skilled communicator and project manager, he has worked with some of the most innovative companies in the field. His expertise in project management and sales has proven invaluable to our team, and his commitment to sustainability is evident in everything he does. When he's not working, you'll find Isaac exploring the outdoors and surfing in his new home of Australia.

Toby Simondson

Junior Project Analyst

Toby Simondson is a highly motivated and results-driven professional who recently obtained a Bachelor of Information Systems specializing in Project Management. With a comprehensive understanding of project management principles and a fervent dedication to sustainable development, Toby is poised to make a significant impact in the renewable energy industry. By leveraging their technical expertise, Toby is committed to driving innovation and contributing to a cleaner and greener future.

Han Li

Technical Engineer

Han holds a degree in Electrical Engineering from the University of Queensland, and he has worked in renewable energy industry over 6 years and played a key role in technical design and support over the years. Han puts efforts on delivering utility scale/C&I PV BESS projects design, technical solution and provide technical support for range of residential products and battery systems. Han looks forward to helping expand the accessibility and build sustainable growth of renewable energy in Australia with Chelion Australia

Dennis Alleweireldt

Business Development Manager

Dennis is an enriched professional in the renewables industry with a focus on solar battery storage solutions and technology. With several years of experience under his belt, he has a deep understanding of the latest developments in the field and has helped numerous clients navigate the complex landscape of renewable energy. In addition to his technical expertise, Dennis also holds a counseling diploma and has a background in retail and sales. He has leveraged his strong communication and interpersonal skills to excel as a Business Development Manager for a battery manufacturer, where he quickly established himself as a key player in the industry.

Deniz Sinem Es

Project manager

Deniz is a refined chemical engineer with 13+ years of international experience. Holding a master's degree in Sustainable Energy Management from the University of Queensland, she drives innovation at Chelion Renewables in the renewable energy industry. Specializing in composite manufacturing for wind energy, Deniz excels in precise engineering calculations and designs. Deniz thrives in dynamic environments, stays updated with industry trends, and possesses project management expertise, ensuring successful outcomes within allocated timeframes and budgets.

George Chen

Assistant Accountant

George Chen recently joined the Finance team here at Chelion, bringing with him a Bachelor's Degree in accounting, and a Master's Degree in Information and Communications Technology. While this is his first true experience in a finance role, he is excited about the opportunity to apply his learned skills and knowledge to the Renewable Energy sector. Beyond finance, he has a strong passion for sustainability and the ways in which technology can assist the transition to a carbon neutral future. He is truly appreciative to be part of an industry that is making a positive impact on the world. George looks forward to contributing to our team's goals and learning from everyone in the office as we work towards a more sustainable future together.

ESG Policy & Report 2024

Please find our latest ESG Policy Report for 2024

Acknowledgement of Country

We acknowledge Aboriginal and Torres Strait Islander people as the Traditional Custodians of the land on which we work. As Chelion Australia supports a sustainable future through the power of affordable renewable energy, we pay our respects to Elders, past, present, and emerging as well as their continuing culture and connection to Country.

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