Australia’s energy sector, followed closely

Energy Supply Australia is an independent publication about the Australian energy system — the grid, the market, and the companies driving the transition. We cover power, wind, solar, nuclear, gas and storage the way people inside the industry actually talk about them: with the numbers left in, the jargon taken out, and no press releases dressed up as news. If it changes how the country makes, moves or pays for energy, we’re writing about it.

5B’s Maverick panels: prefab solar leaves the roof behind Companies

5B’s Maverick panels: prefab solar leaves the roof behind

A standard 1MW ground-mount array takes a crew of six roughly two to three weeks to rack, wire and commission, assuming the ground's cooperative and the weather is too. 5B…

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Who really pays for the transmission build-out
Policy & Markets

Who really pays for the transmission build-out

AEMO's most recent Integrated System Plan pencils in something north of $20 billion of new transmission by 2050,…

By Marcus Wren · 30 Sep 2026
Central-West Orana REZ: NSW’s first REZ, status check
Grid & Storage

Central-West Orana REZ: NSW’s first REZ, status check

Drive the Golden Highway out past Dunedoo on a clear morning and you'll see the survey pegs before…

By Anjali Rao · 29 Sep 2026
Nuclear versus firmed renewables: the cost maths again
Fossil Fuels & Gas

Nuclear versus firmed renewables: the cost maths again

Ninety seconds. That's roughly how long it takes for someone at a public meeting on this topic to…

By Tom Fitzgerald · 29 Sep 2026
Illawarra offshore wind: the zone shrank, BlueFloat didn’t
Wind Power

Illawarra offshore wind: the zone shrank, BlueFloat didn’t

Stand at the Bald Hill lookout on Lawrence Hargrave Drive, above the Sea Cliff Bridge at Coalcliff, and…

By Callum Hayes · 28 Sep 2026
What a capacity factor is, and why it actually matters
Grid & Storage

What a capacity factor is, and why it actually matters

I rode out along the Copper Coast Highway past the Snowtown wind farm a few years back, on…

By Anjali Rao · 26 Sep 2026
Victoria’s SEC revival meets its offshore wind test
Policy & Markets

Victoria’s SEC revival meets its offshore wind test

A billion dollars of taxpayer equity now sits inside a government-owned energy company headquartered on Commercial Road in…

By Marcus Wren · 26 Sep 2026

Companies

More Companies →
5B’s Maverick panels: prefab solar leaves the roof behind
Companies

5B’s Maverick panels: prefab solar leaves the roof behind

A standard 1MW ground-mount array takes a crew of six roughly two to three weeks to rack, wire…

By Priya Nair · 3 Oct 2026
Tilt Renewables: the super-fund wind book, turbine by turbine
Companies

Tilt Renewables: the super-fund wind book, turbine by turbine

Rye Park's turbines are visible from the Hume Highway now, strung along the ridgeline between Yass and Boorowa,…

By Callum Hayes · 2 Oct 2026
Tesla Energy Australia: Powerwall, Megapack and the SA VPP now
Companies

Tesla Energy Australia: Powerwall, Megapack and the SA VPP now

Two Powerwalls hung dark on the garage wall of a townhouse off Sherriffs Road in Reynella last month,…

By Priya Nair · 17 Sep 2026

Solar

More Solar →
5B’s Maverick panels: prefab solar leaves the roof behind
Companies

5B’s Maverick panels: prefab solar leaves the roof behind

A standard 1MW ground-mount array takes a crew of six roughly two to three weeks to rack, wire…

By Priya Nair · 3 Oct 2026
SunCable’s Australia-Asia PowerLink: what’s left after the split
Solar Power

SunCable’s Australia-Asia PowerLink: what’s left after the split

Nobody has poured a footing at Powell Creek yet. That's the fact worth sitting with before anything else:…

By Priya Nair · 19 Sep 2026
Rooftop solar and the midday minimum demand problem
Solar Power

Rooftop solar and the midday minimum demand problem

Stood in a garage in Buderim on the Sunshine Coast a few weeks back, watching a customer's inverter…

By Priya Nair · 18 Sep 2026

Grid & Storage

More Grid & Storage →
Borumba pumped hydro: where Queensland’s 2GW bet actually stands
Grid & Storage

Borumba pumped hydro: where Queensland’s 2GW bet actually stands

Drive past Lake Borumba on the Mary Valley road out of Gympie and, on the surface, not much…

By Anjali Rao · 1 Oct 2026
Central-West Orana REZ: NSW’s first REZ, status check
Grid & Storage

Central-West Orana REZ: NSW’s first REZ, status check

Drive the Golden Highway out past Dunedoo on a clear morning and you'll see the survey pegs before…

By Anjali Rao · 29 Sep 2026
What a capacity factor is, and why it actually matters
Grid & Storage

What a capacity factor is, and why it actually matters

I rode out along the Copper Coast Highway past the Snowtown wind farm a few years back, on…

By Anjali Rao · 26 Sep 2026

Policy & Markets

More Policy & Markets →
Who really pays for the transmission build-out
Policy & Markets

Who really pays for the transmission build-out

AEMO's most recent Integrated System Plan pencils in something north of $20 billion of new transmission by 2050,…

By Marcus Wren · 30 Sep 2026
Victoria’s SEC revival meets its offshore wind test
Policy & Markets

Victoria’s SEC revival meets its offshore wind test

A billion dollars of taxpayer equity now sits inside a government-owned energy company headquartered on Commercial Road in…

By Marcus Wren · 26 Sep 2026
AGL versus Origin: two gentailer strategies compared
Policy & Markets

AGL versus Origin: two gentailer strategies compared

Origin Energy's market capitalisation sits comfortably past $15 billion. AGL's has spent most of the past two years…

By Marcus Wren · 24 Sep 2026

The desk

Energy Supply Australia is written by a small team that covers the grid, the market and the companies building the transition. No wire copy, no press releases dressed up as news.

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