Solwest
No recent recordsSolar installer based in California · installer record #77410 resolved from 24 public installation records.
At a glance
Solwest is a solar installer with 24 recorded installations totalling 130 kW, dated 2008 to 2011. All of its records are in California, where it ranks 3017th of 6,220 profiled installers by volume and 5,005th of 10,536 nationally. The median installed price across 24 priced systems is $6.21/W before incentives.
Track record
Install volume by year
Bars: recorded installs · right column: this installer's median $/W that year.
Latest records
Most recent recorded installs
| Date | Location | Size | Price | Ownership |
|---|---|---|---|---|
| Jun 21, 2011 | El Dorado Hills, CA | 6.5 kW | $36,365 | Host-owned |
| Oct 28, 2010 | Monte Rio, CA | 6.4 kW | $34,876 | Host-owned |
| Oct 18, 2010 | Sonoma, CA | 4.6 kW | $26,973 | Host-owned |
| Sep 22, 2010 | Petaluma, CA | 4.9 kW | $27,508 | Host-owned |
| Aug 30, 2010 | Fairfax, CA | 3.6 kW | $35,925 | Host-owned |
| Jul 1, 2010 | Petaluma, CA | 2.9 kW | $18,295 | Host-owned |
| Jun 30, 2010 | Napa, CA | 8.1 kW | $43,494 | Host-owned |
| Jun 30, 2010 | Rohnert Park, CA | 4 kW | $23,520 | Host-owned |
| Jun 28, 2010 | Mill Valley, CA | 3.6 kW | $22,136 | Host-owned |
| Apr 26, 2010 | Santa Rosa, CA | 8.9 kW | $55,349 | Host-owned |
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Service geography
Busiest cities
Record
- Installer ID
- PC-77410
- First recorded install
- Apr 3, 2008
- Last recorded install
- Jun 21, 2011
- Priced records
- 24
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How does Solwest compare with other installers in California?
By recorded installations Solwest ranks 3017th among the 6,220 installers based in California with five or more records. Its median price of $6.21/W is about 46% above the California median of $4.26/W. Its median system, 4.7 kW, is about 20% below the state median of 5.9 kW. 0% of its recorded installations are third-party owned (lease or power-purchase agreement), against 29% across California. 0% include battery storage, compared with 16% of California records. Installers of similar recorded volume in California include Brightside Power (24), Inverted Electric (24) and Klamorick Michael Allen (24).
How has Solwest's installation volume changed?
Solwest's earliest dated installation on record is from 2008. It has recorded installations in 4 calendar years. The busiest year was 2010, with 13 installations. 2011, its latest year with records, has 1. Its median price per watt moved from $8.14/W in 2008 to $5.57/W in 2011. The most recent recorded installation is dated Jun 21, 2011. No installation in the public records is dated within the last three years.
Where does Solwest install solar?
All recorded installations are in California. The cities with the most of its installations are San Rafael, CA (3), Sonoma, CA (3), Santa Rosa, CA (2), Petaluma, CA (2) and Mill Valley, CA (2).
Frequently asked questions
How many solar installations has Solwest completed?
PanelCensus records 24 installations by Solwest, from Apr 3, 2008 to Jun 21, 2011, totalling 130 kW of capacity. Public reporting varies by state, so the company's true total may be higher.
What does Solwest charge for solar?
The median installed price across 24 priced systems is $6.21/W before incentives (median system 4.7 kW, about $33,521). The California median is $4.26/W.
Where does Solwest install solar?
All 24 recorded installations are in California, the most of them in San Rafael.
Is Solwest still installing solar?
The most recent installation attributed to Solwest in the public records is dated Jun 21, 2011; 2011 has 1 recorded installation. Records reach PanelCensus months to a couple of years after installation, so recent activity may not appear yet.
Does Solwest install leased or PPA solar systems?
0 recorded installations by Solwest (0%) are third-party owned — a lease or power-purchase agreement; across California the share is 29%.
Does Solwest install battery storage?
0 recorded installations by Solwest (0%) include a battery.
Related installers and places
- All solar installers in California· 6,220 profiles
- Solar installations in California· 2,413,021 records
- Brightside Power· 24 installations
- Inverted Electric· 24 installations
- Klamorick Michael Allen· 24 installations
- Aliso Electric· 23 installations
- Alpine Electric Power· 23 installations
- Array Energy· 23 installations
Dataset updated . Sources: LBNL Tracking the Sun + permit and program records; installer resolved by exact-normalized name matching.
About this data
Source: Lawrence Berkeley National Laboratory's Tracking the Sun, merged with city permit records, state incentive programs and the USGS U.S. Large-Scale Solar Photovoltaic Database / EIA-860 plant registers, as published September 21, 2026 — PanelCensus refreshes it as each source publishes new records. See the methodology for how records are matched, cleaned and scored.
Cite as: PanelCensus, “Solwest, solar installer (California)”, https://panelcensus.com/installers/california/solwest-77410 (data as of September 21, 2026).