Trentham Energy

Closed· Confirmed

RETRO SOLAR AUSTRALIA PTY LTD

VIC

Closed

7 September 2026

Trading since

16 April 2024

Systems installed (est.)

Unknown

Size

Small

Why we think this

Closed because RETRO SOLAR AUSTRALIA PTY LTD (ACN 676621104) deregistered on 7 September 2026; ABN 91676621104 (RETRO SOLAR AUSTRALIA PTY LTD) cancelled on 21 September 2026. Closure dated 7 September 2026, from ASIC company dataset: RETRO SOLAR AUSTRALIA PTY LTD (ACN 676621104) deregistered.

The date comes from: ASIC company dataset: RETRO SOLAR AUSTRALIA PTY LTD (ACN 676621104) deregistered.

The business has stopped trading: a register, Google or the industry's review sites say so.

The evidence

  • 7 September 2026RETRO SOLAR AUSTRALIA PTY LTD (ACN 676621104) deregisteredASIC company register · check it
  • 21 September 2026ABN 91676621104 (RETRO SOLAR AUSTRALIA PTY LTD) cancelledABN register · check it

The legal entities behind it

  • RETRO SOLAR AUSTRALIA PTY LTD

    ABN 91676621104 · Australian Private Company · Cancelled · since 21 September 2026

    Trading names: RETRO SOLAR

  • RETRO SOLAR AUSTRALIA PTY LTD

    ACN 676621104 · Company · Deregistered · since 7 September 2026

Installer gone? We look after orphaned systems.

If the company that put in your solar or battery has closed, we can check the system, chase the manufacturer's warranty and keep it running.

RETRO SOLAR AUSTRALIA PTY LTD: Closed (VIC) | Trentham Energy