Trentham Energy

Still trading

Castle Solar Pty Ltd

Derwent Park, TAS

Last review

20 October 2026

Trading since

10 November 2022

Systems installed (est.)

~1,050

Size

Medium

What we found

Trading: its website http://www.castlesolar.com.au/ still loads; it had a SolarQuotes review on 20 October 2026.

Open for business: Google, its own website or recent reviews show it trading. A cancelled old name or ABN beside a business that plainly trades on is a restructure, not a closure.

What customers said

5 star20
4 star1
3 star0
2 star0
1 star0

21 SolarQuotes reviews

The 5 star reviews say

Reviewers praise Ben, the owner who both quotes and installs, for clear advice, honest option design, tidy and punctual installs, and help with grid connection and paperwork, with several noting follow-up checks and monitoring app setup after the install.

Summaries of the reviews, written by us from the public reviews.

The legal entities behind it

  • CASTLE SOLAR PTY LTD

    ACN 663754685 · Company · Registered

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Castle Solar Pty Ltd: Still trading (Derwent Park, TAS) | Trentham Energy