PanelCensus

Harmony Farm Supply

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Solar installer based in California · installer record #5807 resolved from 157 public installation records.

Data through: California through Aug 2026 (monthly state program data).

At a glance

Harmony Farm Supply is a solar installer with 157 recorded installations totalling 884 kW, dated 2001 to 2015. All of its records are in California, where it ranks 1083rd of 6,163 profiled installers by volume and 1,746th of 10,840 nationally. The median installed price across 144 priced systems from all years is $7.57/W before incentives.

Recorded installs
157
Total capacity
884 kW
DC nameplate
Median system
3.8 kW
≈ $28,367
Median price
$7.57/W
all years · 144 priced
Third-party owned
0%
lease / PPA
Battery attach
0%
First recorded
2001
Last recorded
2015

Track record

Install volume by year

2001
1
2002
6
2003
28
2004
40
2005
32
2006
30
2007
15
2008
2
2011
1
2015
2

Recorded installs per year.

Latest records

Most recent recorded installs

DateLocationSizePriceOwnership
Sep 17, 2015Santa Rosa, CA5.9 kW—Host-owned
Jan 30, 2015Petaluma, CA8.8 kW—Host-owned
Aug 18, 2011Point Reyes Station, CA7.9 kW—Host-owned
Feb 25, 2008Sebastopol, CA1.8 kW$28,022Host-owned
Feb 11, 2008Sebastopol, CA3.1 kW$22,940Host-owned
Nov 30, 2007Petaluma, CA26.5 kW$176,993Host-owned
Aug 23, 2007Santa Rosa, CA3.1 kW$23,442Host-owned
Aug 23, 2007Petaluma, CA8.4 kW$66,261Host-owned
Jul 25, 2007San Rafael, CA21.4 kW$149,722Host-owned
Jul 9, 2007Santa Rosa, CA2.2 kW$36,059Host-owned

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Service geography

California
157

Busiest cities

Sebastopol, CA 56Santa Rosa, CA 27Healdsburg, CA 11Petaluma, CA 8Windsor, CA 6Forestville, CA 5Cazadero, CA 4

Record

Installer ID
PC-5807
First recorded install
Dec 17, 2001
Last recorded install
Sep 17, 2015
Priced records
144

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How does Harmony Farm Supply compare with other installers in California?

By recorded installations Harmony Farm Supply ranks 1083rd among the 6,163 installers based in California with five or more records. Its all-years median price of $7.57/W is about 78% above the California median of $4.26/W. Its median system, 3.8 kW, is about 35% 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 Graham Porter Construction (158), Annex Solar Electric (157) and Green Wolf Electric (157).

How has Harmony Farm Supply's installation volume changed?

Harmony Farm Supply's earliest dated installation on record is from 2001. It has recorded installations in 10 calendar years. The busiest year was 2004, with 40 installations. 2015, its latest year with records, has 2. Its median price per watt moved from $8.12/W in 2001 to $11.75/W in 2008. The most recent recorded installation is dated Sep 17, 2015. No installation in the public records is dated within the last three years.

Where does Harmony Farm Supply install solar?

All recorded installations are in California. The cities with the most of its installations are Sebastopol, CA (56), Santa Rosa, CA (27), Healdsburg, CA (11), Petaluma, CA (8) and Windsor, CA (6).

Frequently asked questions

How many solar installations has Harmony Farm Supply completed?

PanelCensus records 157 installations by Harmony Farm Supply, from Dec 17, 2001 to Sep 17, 2015, totalling 884 kW of capacity. Public reporting varies by state, so the company's true total may be higher.

What does Harmony Farm Supply charge for solar?

The median installed price across 144 priced systems from all years is $7.57/W before incentives (median system 3.8 kW, about $28,367). The California median is $4.26/W. Prices are the total project cost reported to state programs, so they can include work billed with the solar.

Where does Harmony Farm Supply install solar?

All 157 recorded installations are in California, the most of them in Sebastopol.

Is Harmony Farm Supply still installing solar?

The most recent installation attributed to Harmony Farm Supply in the public records is dated Sep 17, 2015; 2015 has 2 recorded installations. Records here run California through Aug 2026 (monthly state program data), so the newest installations may not appear yet.

Does Harmony Farm Supply install leased or PPA solar systems?

0 recorded installations by Harmony Farm Supply (0%) are third-party owned — a lease or power-purchase agreement; across California the share is 29%.

Does Harmony Farm Supply install battery storage?

0 recorded installations by Harmony Farm Supply (0%) include a battery.

Related installers and places

Dataset updated . Sources: LBNL Tracking the Sun (through 2025), monthly state program records (California DGStats, NYSERDA, NJ Clean Energy, Illinois Shines) and permit records; installer resolved by exact-normalized name matching and, for state program records, by the systems both sources share.

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, “Harmony Farm Supply, solar installer (California)”, https://panelcensus.com/installers/california/harmony-farm-supply-5807 (data as of September 21, 2026).