Solar installer

Trulysun Energy

Name: Trulysun Energy
Address: San Francisco, CA, 94112, US
Telephone: (501) 550-9134

Based at San Francisco, CA 94112. Installed solar on 108 homes since 2023 in California. Installing since 2022. Latest install on record: August 2026.

(501) 550-9134

Homes since 2023: 108
Median price: $2.53/W
Typical system: 7.1 kW
Leased or PPA: 0%

Price

Homes that bought their system from Trulysun Energy paid a median $2.53/W installed, and the middle half paid $2.40/W–$2.69/W (93 systems since 2023, before incentives). That's $1.54 a watt below the California median of $4.07/W.

7% of its recent systems included a battery.

Where it installs

Counties with homes it installed since 2023, busiest first.

Alameda County, CA · 25 Santa Clara County, CA · 25 San Mateo County, CA · 11 Contra Costa County, CA · 7 San Francisco County, CA · 7 Santa Cruz County, CA · 6 Sonoma County, CA · 6 Marin County, CA · 5 Solano County, CA · 4 Yolo County, CA · 3 Monterey County, CA · 2 Napa County, CA · 2 El Dorado County, CA · 1 Lake County, CA · 1 Mendocino County, CA · 1 Placer County, CA · 1 San Joaquin County, CA · 1

By state

State	Homes	Median
California	108	$2.53/W

Homes installed since 2023.

Installed prices and installers from public installation records: Lawrence Berkeley National Laboratory’s Tracking the Sun (systems installed through 2025) and state program files from California, New York, New Jersey, Connecticut, Illinois and Oregon, which run into 2026. Prices are in dollars per watt of panel capacity (DC), before rebates and tax credits, for homes that bought their system; leased systems and systems with batteries are left out.