Mac Greine Energy Corp
Solar installer working in Los Angeles. Licensed since 2015.
- License active
- Workers' comp on file
36 jobs on Los Angeles permits, 2023 to 2026: 33 solar installations, 3 roofing jobs. 140th most solar system permits of 561 contractors in Los Angeles.
What the public records show
From the state's license records and the city's permits, one question at a time.
| Question | Records show | Mark |
|---|---|---|
| Licensed? | License 1000366, active in the state's records on Sep 23, 2026Roofing, solarThe board's public record lists 1 item. See the record below. | Checks out |
| Workers' comp? | Workers' comp policy on file with the stateThis covers their crew if someone is hurt. It is not insurance for your home. | On file |
| In business? | Licensed since 2015 | |
| Jobs on record | 36 jobs on Los Angeles permits, 2023 to 2026: 33 solar installations, 3 roofing jobs140th most solar system permits of 561 licensed contractors in Los Angeles. That counts jobs, not quality.Our Los Angeles permit records cover June 2023 to September 2026.Of their 33 solar system permits, 4 mention a battery. |
Records: the state license board and City of Los Angeles permits.
State license board record
Last checked Oct 4, 2026. This may have changed. Check it on CSLB.
How to read this
The Contractors State License Board lists complaints it has sent for legal action, citations it has issued, and warning letters. A complaint or accusation is an allegation, not a finding. A citation is the board's finding that a rule was broken; the contractor can appeal it. Complaints closed in the contractor's favor are never listed. Most contractors have no items.
Citation: resolved, as of Oct 4, 2026Oct 7, 2025 · Citation 2 2024 1497
The board issued a citation on Oct 7, 2025. The contractor did what the citation required.
Listed: abandonment without legal excuse of any construction project; departed from trade standards; no written contract was provided before work began;and 4 more
failed to exercise Qualifier's responsibility; violation of the building or other laws of the state; contracted out of classification; contracted with non-licensee.
Source: California Contractors State License Board, checked Oct 4, 2026. Look up license 1000366 on CSLB
Cost and timing
Solar in Los Angeles: $18,000 to $40,000
Half of 3,193 installs from January 2021 to December 2023 cost an amount in this range.
How to read this range
These are prices homeowners paid, as installers reported them to state programs. Lawrence Berkeley National Laboratory collects them in its Tracking the Sun data. A quarter paid less than this range, and a quarter paid more. The prices are before the federal tax credit.
Permit value (not a price)
Their typical permit lists $403,000 (half list more, half less)
That is the figure written on the permit form, which can be far from what you pay. Across Los Angeles, half of all solar system permits list $20,000 to $250,000. What solar system jobs cost in Los Angeles.
Get 2 or 3 written quotes.
Permit timeline
Across Los Angeles, a solar system permit stays open about about 8 months, from permit to final inspection
This is not how long the crew works at your home: most of it is waiting for the inspection. Ask them how many days the work takes. Waiting for the permit adds about 62 days. How long solar system jobs take.
Track record
11 jobs in the last 12 months, up from 7 the year before
Where they work most
- 900166 jobs
- 900414 jobs
- 900374 jobs
- 913253 jobs
- 905013 jobs
Jobs by kind of work
Latest jobs
Permit values are what the contractor wrote on the permit form, not what the owner paid.
A row marked ×2 or more stands for that many similar jobs on one day in one ZIP code.
| Date | Work | ZIP | On the permit form |
|---|---|---|---|
| Sep 21, 2026 | Solar, 38.4 kW | 90024 | not stated |
| Jul 3, 2026 | Solar (×3, same day), 38.4 kW | 90016 | not stated |
| Jun 18, 2026 | Solar (×3, same day), 38.4 kW | 90016 | not stated |
| Jan 10, 2026 | Solar, 12 kWPv-1 + ess installationpv-1 dc system size 12 kw total of 8 - 3.84 kw ess batteries2 new subpanels | 90049 | not stated |
| Dec 22, 2025 | Solar, 38.4 kW | 90024 | not stated |
| Dec 10, 2025 | Solar, 16.576 kW(EPlan) 18.4 kWDC/16.576kW CEC AC PV 46 modules with 46 microinverters | 90272 | not stated |
| Nov 17, 2025 | Solar, 5.460 kW[ePlan] 5.460kW DC, 3.770kW AC 13 modules/microinverters, (6) ENPHASE IQ BATTERY 5P-1P-NA,5kWH | 90049 | not stated |
| Jul 14, 2025 | Solar, 8 kW[EPLAN] PV1 PLAN CHECK FOR NEW PV AND ESS. An 8 KW DC/5.8 KW AC Solar Panel System with a 20 KW… | 90041 | not stated |
| Jun 13, 2025 | Solar[ePlan] Construction of a ground mounted array to support Solar/BESS installation | 90210 | $15,000 |
| May 28, 2025 | Solar[eplan] New 24.6 kWDC/21.96KWAC Solar System with 40 kWh ESS. Ground Mounted Array.60 PV modules… | 90210 | not stated |
| Mar 26, 2025 | Solar, 38.4 kW | 90041 | not stated |
| Mar 20, 2025 | Solar, 38.4 kW | 90041 | not stated |
| Feb 10, 2025 | Solar, 38.4 kW | 91604 | not stated |
| Nov 12, 2024 | Reroof, 15 squares (1,500 sq ft)Re-roof with Class A or B roof covering material weighing less than 6 pounds per sq | 90041 | $4,500 |
| Sep 13, 2024 | Solar, 38.4 kW | 90006 | not stated |
| Jul 22, 2024 | SolarInstallation of 5 arrays for a total of 170 PV modules on the rooftop of existing 2-story… | 90248 | $501,000 |
| Jul 22, 2024 | SolarInstallation of 2 arrays for a total of 182 PV modules on the rooftop of existing 2-story office… | 90248 | $403,000 |
| May 14, 2024 | Reroof, 20 squares (2,000 sq ft)Re-roof with Class A or B material weighing less than 6 pounds per sq | 90731 | $8,500 |
| Mar 28, 2024 | Solar, 38.4 kW | 91325 | not stated |
| Mar 26, 2024 | Solar (×3, same day), 38.4 kW | 90501 | not stated |
| Mar 25, 2024 | Solar (×2, same day), 38.4 kW | 91325 | not stated |
| Jan 23, 2024 | Reroof, 20 squares (2,000 sq ft)Re-roof with Class A or B roof covering material weighing less than 6 pounds per sq | 90064 | $4,000 |
| Jan 5, 2024 | Solar, 38.4 kW | 90042 | not stated |
| Dec 10, 2023 | Solar (×4, same day), 38.4 kW | 90037 | not stated |
| Dec 9, 2023 | Solar, 38.4 kW | 90042 | not stated |
| Sep 25, 2023 | Solar, 10 kWInstallation of roof-mounted microinverter/AC module solar PV system, notexceeding a total AC… | 91401 | not stated |
What to ask before you hire
About Mac Greine Energy Corp
- Ask what the warranty covers and for how long, in writing.
Worth asking any solar installer
- Can you show me proof of liability insurance and your bond?
- What size system, which panels and inverter, and what will it make in a year?
- Is my roof good for 25 more years, and what if it needs work first?
- Who handles the permit and the utility's approval to turn it on?
Get a quote from Mac Greine Energy Corp
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