Solar installer

Photon Brothers

Name: Photon Brothers
Address: Westminster, CO, 80021, US
Telephone: (720) 842-2720

Based at Westminster, CO 80021. Installed solar on 420 homes since 2023 in California. Installing since 2015. Latest install on record: August 2026.

(720) 842-2720

Homes since 2023: 420
Median price: $4.00/W
Typical system: 6.4 kW
Leased or PPA: 0%

Price

Homes that bought their system from Photon Brothers paid a median $4.00/W installed, and the middle half paid $3.57/W–$5.07/W (119 systems since 2023, before incentives). That's $0.07 a watt below the California median of $4.07/W.

68% of its recent systems included a battery.

Where it installs

Counties with homes it installed since 2023, busiest first.

San Luis Obispo County, CA · 296 Santa Barbara County, CA · 97 Ventura County, CA · 13 Monterey County, CA · 9 Los Angeles County, CA · 1 Santa Clara County, CA · 1 Sonoma County, CA · 1

By state

State	Homes	Median
California	420	$4.00/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.