Best Solar Companies Perth 2026: How to Compare Installers (Including Us)
Last updated 30 May 2026 · by PSW's CEC-accredited technical team
When comparing Perth solar companies in 2026, check three things: CEC accreditation with in-house installers (not subcontractors), a workmanship warranty of 10+ years, and 500+ verified reviews at 4.8★ or better. Perth Solar Warehouse holds a 4.9★ rating across 650+ Google reviews, a 15-year workmanship warranty, and 4x 2026 SunWiz awards.
Yes, we're on this list — so we've made the criteria transparent and verifiable. Every claim below can be checked on Google Reviews, SolarQuotes and the SunWiz industry awards. Compare us honestly against anyone.
| Product | Google rating | Reviews | Workmanship warranty | In-house installers | Years operating | Industry awards |
|---|---|---|---|---|---|---|
| Perth Solar Warehouse | 4.9★ | 650+ | 15 years | Yes | 20+ | 4x SunWiz 2026, Tesla Premium Certified |
| Typical national chain | 4.2–4.6★ | Varies | 5 years | Usually subcontracted | 10–20 | Varies |
| Typical budget operator | 3.8–4.4★ | <200 | 1–5 years | Subcontracted | <5 | Rare |
Our verdict
Don't take our word for it — take the structure: demand in-house installers, a 10+ year workmanship warranty, verifiable review volume and third-party industry recognition. Any installer worth choosing will happily show you all four. We publish ours because we can.
Get any of these quoted, side by side
4.9★ Google rating
650+ verified reviews
4x SunWiz 2026 awards
#1 Local Solar Hero, Perth South West
Tesla Premium Certified
4 consecutive years
15-year workmanship warranty
In-house teams, never subcontractors