Trust us for all of your electrical requirements

We've got you covered

Residential, commercial & retail electrical installation & maintenance.

We also specialise in heating, air conditioning & hot water heat pumps, and pride ourselves on matching your space and budget with the best solution on the market.

Your Energy Experts

We're a friendly, family owned business, servicing Mangawhai through to the Bay of Islands.

Run by brothers Sam and Toby Groombridge, who have over 30 years of trade experience between them, Big Bang offers a turnkey solution – from design and pricing right through to installation and commissioning.

We communicate closely with our clients throughout the entire process of a project, regardless of how big or small it is, and our qualified and experienced team are constantly striving to deliver results that exceed expectations.