Solar installer

Lajoma Construction

Name: Lajoma Construction
Address: Downey, CA, 90239, US
Telephone: (323) 855-5573

Based at Downey, CA 90239. Installed solar on 51 homes since 2023 in California. Installing since 2022. Latest install on record: August 2026.

(323) 855-5573

Homes since 2023: 51
Median price: $3.13/W
Typical system: 2.7 kW
Leased or PPA: 0%

Price

Homes that bought their system from Lajoma Construction paid a median $3.13/W installed, and the middle half paid $2.65/W–$3.45/W (42 systems since 2023, before incentives). That's $0.94 a watt below the California median of $4.07/W.

Where it installs

Counties with homes it installed since 2023, busiest first.

Los Angeles County, CA · 47 Orange County, CA · 3 San Bernardino County, CA · 1

By state

State	Homes	Median
California	51	$3.13/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.