Quantum Energy Group
No recent recordsSolar installer based in California · installer record #9786 resolved from 34 public installation records.
At a glance
Quantum Energy Group is a solar installer with 34 recorded installations totalling 1.6 MW, dated 2004 to 2007. All of its records are in California, where it ranks 2420th of 6,010 profiled installers by volume and 4,059th of 10,537 nationally. The median installed price across 27 priced systems from all years is $7.61/W before incentives.
Track record
Install volume by year
Recorded installs per year.
Latest records
Most recent recorded installs
| Date | Location | Size | Price | Ownership |
|---|---|---|---|---|
| Aug 14, 2007 | Grass Valley, CA | 4.6 kW | $34,326 | Host-owned |
| Jul 25, 2007 | Shingle Springs, CA | 11.6 kW | $91,770 | Host-owned |
| Jul 12, 2007 | Grass Valley, CA | 2.4 kW | $19,200 | Host-owned |
| Jul 10, 2007 | Lincoln, CA | 12.1 kW | $87,235 | Host-owned |
| Jul 9, 2007 | Penryn, CA | 5 kW | $40,908 | Host-owned |
| Jun 14, 2007 | Auburn, CA | 4.2 kW | $32,516 | Host-owned |
| May 21, 2007 | Applegate, CA | 4.2 kW | $31,295 | Host-owned |
| May 3, 2007 | Fallbrook, CA | 1,209.5 kW | $7,800,000 | — |
| Apr 26, 2007 | Auburn, CA | 5.4 kW | $37,975 | Host-owned |
| Apr 2, 2007 | Lincoln, CA | 5.2 kW | $41,738 | Host-owned |
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Service geography
Busiest cities
Record
- Installer ID
- PC-9786
- First recorded install
- Mar 5, 2004
- Last recorded install
- Aug 14, 2007
- Priced records
- 27
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How does Quantum Energy Group compare with other installers in California?
By recorded installations Quantum Energy Group ranks 2420th among the 6,010 installers based in California with five or more records. Its all-years median price of $7.61/W is about 79% above the California median of $4.26/W. Its median system, 4.2 kW, is about 30% 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 Pacific View Construction (34), Powerflex Electric (34) and Quality Mechanical Energy (34).
How has Quantum Energy Group's installation volume changed?
Quantum Energy Group's earliest dated installation on record is from 2004. It has recorded installations in 4 calendar years. The busiest year was 2005, with 11 installations. 2007, its latest year with records, has 11. Its median price per watt moved from $6.28/W in 2004 to $7.82/W in 2007. The most recent recorded installation is dated Aug 14, 2007. No installation in the public records is dated within the last three years.
Where does Quantum Energy Group install solar?
All recorded installations are in California. The cities with the most of its installations are Davis, CA (10), Lincoln, CA (4), Menlo Park, CA (2), Grass Valley, CA (2) and Auburn, CA (2).
Frequently asked questions
How many solar installations has Quantum Energy Group completed?
PanelCensus records 34 installations by Quantum Energy Group, from Mar 5, 2004 to Aug 14, 2007, totalling 1.6 MW of capacity. Public reporting varies by state, so the company's true total may be higher.
What does Quantum Energy Group charge for solar?
The median installed price across 27 priced systems from all years is $7.61/W before incentives (median system 4.2 kW, about $32,516). 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 Quantum Energy Group install solar?
All 34 recorded installations are in California, the most of them in Davis.
Is Quantum Energy Group still installing solar?
The most recent installation attributed to Quantum Energy Group in the public records is dated Aug 14, 2007; 2007 has 11 recorded installations. Records reach PanelCensus months to a couple of years after installation, so recent activity may not appear yet.
Does Quantum Energy Group install leased or PPA solar systems?
0 recorded installations by Quantum Energy Group (0%) are third-party owned — a lease or power-purchase agreement; across California the share is 29%.
Does Quantum Energy Group install battery storage?
0 recorded installations by Quantum Energy Group (0%) include a battery.
Related installers and places
- All solar installers in California· 6,010 profiles
- Solar installations in California· 2,408,542 records
- Pacific View Construction· 34 installations
- Powerflex Electric· 34 installations
- Quality Mechanical Energy· 34 installations
- Rising Sun Electrify· 34 installations
- Rockridge Renewables· 34 installations
- Serelica Construction· 34 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, “Quantum Energy Group, solar installer (California)”, https://panelcensus.com/installers/california/quantum-energy-group-9786 (data as of September 21, 2026).