Meet the team

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Zed Song

Zed is one of the founding members of the GridFree team. Originally working in the marketing world, he now has in-depth electrical knowledge and is one of the experts you'll be talking to most days. Outside of GridFree, Zed is an avid basketball player and shoe collector, and loves spending time with his family. 

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Ethan Simpson

Ethan is one of the founding members of the GridFree team. With a background in electrical engineering and messing around with computers, he's one of our resident solar experts, and the designer of our very first kits. Outside of GridFree, he also runs a welding supplies business, FabDepot, and enjoys flying FPV drones.

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Craig Simpson

Craig is one of the founding members of the GridFree team. He brings 30+ years of entrepreneurial experience, and the purchase of his lifestyle block lead to the creation of GridFree. Outside of GridFree, Craig runs several other businesses, and spends his free time working on cars or messing around on his farm.

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Billy Robb

Billy is the general manager of sales and operations. His attention to detail and drive for organisation has been a fantastic help to the day-to-day running of the business, and he's one of the experts you'll reach on the phone. Outside of GridFree, Billy likes to spend time on the farm and with whanau.

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Solano Esteche

Sol joined the GridFree team in 2024 as our Head of Marketing, bringing over 15 years of experience in the advertising and marketing industries, and a true passion for all things branding. Outside of GridFree, Sol likes to work on his side-projects and spend quality time with his whānau and friends, going surfing and exploring our beautiful NZ outdoors.

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Oliver Sparksman-Weber

Ollie joined the GridFree marketing team in 2024 as a graphic designer, bringing fresh perspective and agency experience to our brand and visual content. Outside of work, you’ll find him playing music with friends or heading out for a day of fishing and diving in the Far North.