Capstone Solutions, Inc.
Solar installer based in Redmond.
- License active
- Insurance and bond on file
41 jobs on Seattle permits, 2021 to 2024: 35 solar installations, 5 panel upgrades, 1 EV charger installation. 11th most solar system permits of 33 contractors in Seattle.
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 CAPSTSI868JD, active in the state's records on Oct 3, 2026Electrical contractorThe same business also holds license CAPSTSI883OS (Construction contractor), active in the state's records. | Checks out |
| Insurance and bond? | Bond $4,000 on file with the state, with no end date (it stays in force until the bond company cancels it)Liability insurance $1,000,000 on file with the state, until Aug 1, 2027, under its other license CAPSTSI883OS. | On file |
| Jobs on record | 41 jobs on Seattle permits, 2021 to 2024: 35 solar installations, 5 panel upgrades, 1 EV charger installationThey are based in Redmond. Work outside Seattle is not in these records.11th most solar system permits of 33 licensed contractors in Seattle. That counts jobs, not quality.Our Seattle permit records cover October 2021 to September 2026.Of their 35 solar system permits, 1 mention a battery. |
Records: the state Department of Labor and Industries and City of Seattle permits.
Cost and timing
All solar system jobs in Seattle: $9,400 to $29,000
Half of 3,466 city permits list an amount in this range. Permit amounts are often lower than what you pay.
- Solar with a battery in Seattle: $19,000 to $55,000 (145 permits)
How to read this range
Contractors write a job value on the permit form, and the city uses it to set the permit fee. It is not the contract price, and it is often lower than what you pay. A quarter of the permits list less than this range, and a quarter list more. Use it to see if a quote is in the normal range.
Permit value (not a price)
Their typical permit lists $16,487 (half list more, half less)
That is the figure written on the permit form, which can be far from what you pay. What solar system jobs cost in Seattle.
Get 2 or 3 written quotes.
Permit timeline
Across Seattle, a solar system permit stays open about 43 days, 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. How long solar system jobs take.
Track record
Jobs per quarter
Where they work most
- 981158 jobs
- 981175 jobs
- 981034 jobs
- 981073 jobs
- 981253 jobs
Jobs by kind of work
Latest jobs
Permit values are what the contractor wrote on the permit form, not what the owner paid.
| Date | Work | ZIP | On the permit form |
|---|---|---|---|
| Sep 27, 2024 | EV chargerInstallation of EV outlet on concrete wall on left side of driveway | 98107 | $2,000 |
| Sep 27, 2024 | Solar, 2.58 kWInstallation of 2.58kW residential rooftop solar system | 98107 | $13,835 |
| May 22, 2024 | Solar, 6.4 kWInstallation of 6.4kW residential rooftop pv solar system | 98125 | $3,000 |
| Apr 15, 2024 | Solar, 4.8 kWInstallation of rooftop 4.8kW solar system | 98144 | $3,000 |
| Jan 2, 2024 | Solar, 10.4 kW10.4kW residential rooftop PV solar installation | Not listed | $2,200 |
| Dec 14, 2023 | Panel upgradeSwap existing main service panel with a like for like span panel | 98109 | $6,995 |
| Jun 14, 2023 | Solar, 7.2 kWInstalling 7.2kW residential rooftop, pv solar system | 98125 | $2,200 |
| May 23, 2023 | Panel upgradeWe are replacing a 125amp outdoor panel | 98106 | not stated |
| Apr 26, 2023 | Solar, 11.60 kWInstalling 11.60kW residential rooftop, pv solar system | Not listed | $2,200 |
| Feb 14, 2023 | Solar, 14.87 kWInstalling 14.87Kw residential rooftop, pv solar system | 98106 | $3,593 |
| Oct 12, 2022 | Panel upgradeMSP panel replacement | 98108 | $1,500 |
| Oct 4, 2022 | Solar, 11.97 kW11.97kW residential rooftop pv solar | 98178 | $35,299 |
| Oct 4, 2022 | Solar, 5.475 kW | 98133 | $16,925 |
| Aug 30, 2022 | Solar, 4.015 kW | 98117 | $15,499 |
| Aug 9, 2022 | Solar, 4.38 kW | 98115 | $15,927 |
| Aug 9, 2022 | Solar, 9.625 kW | 98108 | $32,390 |
| Aug 8, 2022 | Solar, 10.935 kW | 98103 | $37,877 |
| Jul 29, 2022 | Solar, 5.76 kW | Not listed | $16,487 |
| Jul 20, 2022 | Solar, 7.56 kW | 98115 | $22,149 |
| May 25, 2022 | Solar, 4.76 kWResidential 4.76kW DC roof-mounted solar photovoltaic system equipped with module level rapid… | 98115 | $18,986 |
| May 18, 2022 | Solar, 5.6 kW5.6kW dc residential roof mounted solar system equipped with rapid shutdown | Not listed | $18,592 |
| May 16, 2022 | Panel upgradeInstall Branch Circuits for new TMO Equipment in existing AC Panel | 98103 | $3,000 |
| Apr 28, 2022 | Solar, 5.44 kW | 98117 | $15,454 |
| Apr 21, 2022 | Solar, 5.6 kW | 98108 | $15,643 |
| Apr 14, 2022 | Panel upgrade1) Service Upgrade; installing 200A meter base with new mast, outdoor 200A panel with surge… | 98115 | $7,682 |
| Apr 14, 2022 | Solar1) Service Upgrade; installing 200A meter base with new mast, outdoor 200A panel with surge… | 98115 | $7,682 |
| Mar 28, 2022 | Solar, 11.52 kW11.52kW residential rooftop pv solar | 98117 | $31,820 |
| Mar 25, 2022 | Solar, 6.48 kW | 98107 | $23,735 |
| Mar 18, 2022 | SolarAdding 2 batteries to this existing solar system | 98117 | $10,000 |
| Mar 11, 2022 | Solar, 21.12 kW21.12kW residential rooftop pv solar | 98103 | $63,498 |
| Mar 3, 2022 | Solar, 13.87 kW3-7-22 BZ PV One-line Approved | 98144 | $37,554 |
| Feb 21, 2022 | Solar, 6.8 kWInstallation of residential rooftop pv 6.8kW | Not listed | $22,845 |
| Jan 25, 2022 | Solar, 7.14 kW | 98118 | $16,422 |
| Jan 25, 2022 | Solar, 5.04 kW | 98115 | $14,287 |
| Nov 23, 2021 | Solar, 7.82 kW | 98103 | $20,999 |
| Nov 9, 2021 | Solar, 7.14 kW | 98125 | $21,404 |
| Oct 15, 2021 | Solar, 3.84 kWResidential rooftop pv solar 3.84kW | 98126 | $10,070 |
| Oct 13, 2021 | Solar, 6.08 kW | 98118 | $16,995 |
| Oct 12, 2021 | Solar, 3.84 kW | 98115 | $10,500 |
| Oct 12, 2021 | Solar, 6.4 kW | 98115 | $16,750 |
What to ask before you hire
About Capstone Solutions, Inc.
- Ask what the warranty covers and for how long, in writing.
- Search their name on the Better Business Bureau site, and read their reviews.
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?
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