Full Spectrum Solar
Full Spectrum Solar appears in public records for 810 home solar installations from 2012 to 2025, across 2 states. It mostly installs systems homeowners own.
- Installations on record
- 81036 in the last 3 years
- Years active in records
- 142012–2025
- Price vs. state average
- −24%median $2.85/W (29 owned systems)
- Leased or PPA systems
- 0%0% loan-financed
- With a battery
- 0%recent installs
- Typical system
- 7.9 kWmedian size
Equipment they use most
Panels
Microinverters on 0% and optimizers on 0% of recent systems. Equipment guide
Where they install
| State | Installations | License lookup |
|---|---|---|
| Wisconsin | 808 | Check license |
| California | 2 | Check license |
California contractor license number in state records: 998848.0. Verify with the CSLB.
What the numbers suggest
- Prices on owned systems run well below the average in the same state and year.
- It mostly installs systems homeowners own.
- A long track record (14 years in records) is a good sign for honoring a workmanship warranty.
Before you sign with any installer
- Verify the contractor license and look for complaints with your state board and attorney general.
- Get at least three quotes and compare them in our quote comparison tool.
- Ask who does the installation (their own crews or subcontractors) and who backs the workmanship warranty.
- Read our solar sales red flags.
Other active installers in Wisconsin
- Everlight Solar 3,848 installs
- Arch Electric 1,358 installs
- Olson Solar Energy 1,097 installs
- All Energy Solar 2,157 installs
- Midwest Solar Power 654 installs
- Next Energy 728 installs
- Home Team Energy 331 installs
- Eland Electric 528 installs
Data: LBNL Tracking the Sun (through 2025) and California DGStats. Installer names are normalized from public records and may combine related business names. We don't accept payment from installers. Something wrong? Request a correction.