PanelCensus

Knowles Electric

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Solar installer based in California · installer record #7085 resolved from 163 public installation records.

At a glance

Knowles Electric is a solar installer with 163 recorded installations totalling 872 kW, dated 2011 to 2018. All of its records are in California, where it ranks 1056th of 6,220 profiled installers by volume and 1,686th of 10,536 nationally. The median installed price across 149 priced systems is $5.23/W before incentives.

Recorded installs
163
Total capacity
872 kW
DC nameplate
Median system
4.3 kW
≈ $22,000
Median price
$5.23/W
pre-incentive · 149 priced
Third-party owned
60%
lease / PPA
Battery attach
0%
First recorded
2011
Last recorded
2018

Track record

Install volume by year

2011
46$6.50/W
2012
60$5.00/W
2013
63$4.98/W
2018
1$3.44/W

Bars: recorded installs · right column: this installer's median $/W that year.

Latest records

Most recent recorded installs

DateLocationSizePriceOwnership
Feb 14, 2018Vacaville, CA4.5 kW$15,500Host-owned
Nov 25, 2013San Ramon, CA5.9 kW$29,292Third-party
Nov 25, 2013Pacific Grove, CA4.2 kW$20,749Third-party
Nov 25, 2013Hercules, CA4.3 kW$20,187Third-party
Nov 12, 2013Bakersfield, CA13.8 kW—Host-owned
Nov 11, 2013Bakersfield, CA8.7 kW—Host-owned
Oct 17, 2013Bakersfield, CA9.7 kW—Host-owned
Oct 16, 2013Bakersfield, CA10.3 kW—Host-owned
Oct 15, 2013Bakersfield, CA3.8 kW—Host-owned
Sep 27, 2013Bakersfield, CA6.7 kW—Host-owned

See all 163 installations →searchable & filterable; export to CSV with a free account

Service geography

Busiest cities

Santa Rosa, CA 22Bakersfield, CA 17Danville, CA 16Pleasanton, CA 11Sonoma, CA 10San Ramon, CA 10Walnut Creek, CA 8Concord, CA 7

Record

Installer ID
PC-7085
First recorded install
Jul 8, 2011
Last recorded install
Feb 14, 2018
Priced records
149

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How does Knowles Electric compare with other installers in California?

By recorded installations Knowles Electric ranks 1056th among the 6,220 installers based in California with five or more records. Its median price of $5.23/W is about 23% above the California median of $4.26/W. Its median system, 4.3 kW, is about 28% below the state median of 5.9 kW. 60% 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 Ocr Solar And Roofing (164), Roofxperts (164) and Power Independence Electric (164).

How has Knowles Electric's installation volume changed?

Knowles Electric's earliest dated installation on record is from 2011. It has recorded installations in 4 calendar years. The busiest year was 2013, with 63 installations. 2018, its latest year with records, has 1. Its median price per watt moved from $6.50/W in 2011 to $3.44/W in 2018. The most recent recorded installation is dated Feb 14, 2018. No installation in the public records is dated within the last three years.

Where does Knowles Electric install solar?

All recorded installations are in California. The cities with the most of its installations are Santa Rosa, CA (22), Bakersfield, CA (17), Danville, CA (16), Pleasanton, CA (11) and Sonoma, CA (10).

Frequently asked questions

How many solar installations has Knowles Electric completed?

PanelCensus records 163 installations by Knowles Electric, from Jul 8, 2011 to Feb 14, 2018, totalling 872 kW of capacity. Public reporting varies by state, so the company's true total may be higher.

What does Knowles Electric charge for solar?

The median installed price across 149 priced systems is $5.23/W before incentives (median system 4.3 kW, about $22,000). The California median is $4.26/W.

Where does Knowles Electric install solar?

All 163 recorded installations are in California, the most of them in Santa Rosa.

Is Knowles Electric still installing solar?

The most recent installation attributed to Knowles Electric in the public records is dated Feb 14, 2018; 2018 has 1 recorded installation. Records reach PanelCensus months to a couple of years after installation, so recent activity may not appear yet.

Does Knowles Electric install leased or PPA solar systems?

98 recorded installations by Knowles Electric (60%) are third-party owned — a lease or power-purchase agreement; across California the share is 29%.

Does Knowles Electric install battery storage?

0 recorded installations by Knowles Electric (0%) include a battery.

Related installers and places

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, “Knowles Electric, solar installer (California)”, https://panelcensus.com/installers/california/knowles-electric-7085 (data as of September 21, 2026).