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Solar installer

Twinpeak Solar

Based at Fairfield, CA 94534. Installed solar on 88 homes since 2023 in California. Installing since 2022. Latest install on record: August 2026.

Homes since 2023
88
Median price
$2.79/W
Typical system
9.1 kW
Leased or PPA
0%

Price

Homes that bought their system from Twinpeak Solar paid a median $2.79/W installed, and the middle half paid $2.59/W–$2.94/W (40 systems since 2023, before incentives). That's $1.28 a watt below the California median of $4.07/W.

47% of its recent systems included a battery.

Where it installs

Counties with homes it installed since 2023, busiest first.