Solar installer
Mac Greine Energy
Based at El Segundo, CA 90245. Installed solar on 37 homes since 2023 in California. Installing since 2016. Latest install on record: August 2026.
- Homes since 2023
- 37
- Median price
- $2.80/W
- Typical system
- 5.4 kW
- Leased or PPA
- 0%
Price
Homes that bought their system from Mac Greine Energy paid a median $2.80/W installed, and the middle half paid $2.59/W–$3.18/W (23 systems since 2023, before incentives). That's $1.27 a watt below the California median of $4.07/W.
19% of its recent systems included a battery.
Where it installs
Counties with homes it installed since 2023, busiest first.