Updated: May 06, 2026
Location and Projects
Address
317 SPRING STREET, Nevada City, CA, 95959
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Cornerstone Finance Solar Contractor
Cornerstone Finance Inc at 317 SPRING STREET, Nevada City, CA 95959, held a Solar Contractor license (#1069957) with the California contractors license board with an expiration date of 07-14-2023. We last verified the license was revoked on 05-05-2026.
Their BuildZoom score is 0 because we haven’t been able to verify an active license. As a result, they’re not ranked in the top 50% of 336,931 California contractors.
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Cornerstone Finance Inc Contact Information
Phone Number: (831) 428-2003
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Address: 317 SPRING STREET, Nevada City, CA 95959
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Cornerstone Finance Inc Nevada City
Quality
Alert*
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
*No active license on file. If you are Cornerstone Finance Inc, click “This is My Business” to update your information.
Activity
|
2 projects
|
2024 |
|
29 projects
|
2023 |
Our building permit records indicate that Cornerstone Finance Inc has worked on at least
31.0 projects over the past 3 years.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
Experience
|
3 projects
|
Home Additions |
|
31 projects
|
Solar installations |
Analyzing permits over the last 4 years shows that Cornerstone Finance Inc mostly works on
solar installation
and home addition
projects.
Pricing
|
1 project
|
$5k-$20k |
|
14 projects
|
$20k-$50k |
|
6 projects
|
$50k-$100k |
|
1 project
|
$100k-$250k |
The typical size of their permits is approximately $40,723. This graph shows the distribution of these job values.
Pro tip:
For more details about their pricing, check out their recent activity to see how much they have charged for different types of work.
Building Permits by Cornerstone Finance Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Residential: limited review - electrical mechanical plumbing roof solar etc
2023-07-12
Install location: single family dwelling - room current main amperage: 200a panel changeout: no photovoltaic output: 8 kw (20) modules: certainteed ctm10400hc11-06 (20) microinverters: enphase iq8plus-72-2-us (e) 125a msp w 100a mcb & 40a photovoltaic breaker (n) combiner w (2) 20a photovoltaic breakers mounting system: ironridge
Valuation:
$32,800
Permit #:
BLD23-02097
Status:
complete
Fee:
$238
Permit Type:
Alteration
Building Type:
N/A
Commercial - with plan check - alteration or addition
2023-04-25
30kw roof mount solar (75) certainteed ctm10400hc11-06 modules (75) enphase iq8plus micro inverters (2) enphase iq combiner (1) 125a solar only sub panel (1) 200a fusible disconnect with (2) 125a fuses point of interconnection - line side tap in (e) 200a service disconnect address discrepancy - city and county shows: 615 e main street road signage and utility shows: 627 e main street
Valuation:
$105,000
Permit #:
23BLD-0225
Status:
final
Fee:
$527
Permit Type:
Solar
Building Type:
N/A
E-permit: residential - 12.775kw photovoltaic system main breaker replacement: - no main service panel replacement: - 125 battery backup units: - 0. e-permit: parent permit #: bp22-09165 revision description: change of point of interconnection to breaker in subpanel main breaker replacement: no
Valuation:
$91,500
Permit #:
BP22-09165
Status:
final
Fee:
$426
Permit Type:
N/A
Building Type:
N/A
Residential: limited review - electrical mechanical plumbing roof solar etc
2023-09-28
Install roof mount solar grid tied install location: main dwelling msp: (e) 200a w/175a derated msb w/60a photovoltaic breaker panel changeout: no air conditioning disconnect: (n) 60a non-fused inverter type/size: (n) 39 - iq8+-72-2-us modules: (n) 39 - ctm10400hc11-06 mounting system: ironridge system output (kw): 15.6 trenching grading: no
Valuation:
$56,160
Permit #:
BLD23-02650
Status:
complete
Fee:
$226
Permit Type:
Alteration
Building Type:
N/A
Residential - with plan check - alteration or addition
2023-02-21
5.84kw roof mount solar (16) certainteed ct365hc11-06 modules (16) enphase iq8plus micro inverters point of interconnection - line side tap at existing 100a main disconnect (n) 30a fusible disconnect with (2) 30a fuses
Valuation:
$21,154
Permit #:
22BLD-0697
Status:
final
Fee:
$401
Permit Type:
Solar
Building Type:
N/A
6.94 kw roof mount solar with 10kwh ess (19) certainteed ct365hc11-06 modules (19) enphase iq8plus micro inverters (1) enphase smartswitch ats (1) enphase encharge 10 ess. photovoltaic and ess equal 40a backfeed (n) 100a backup loads subpanel point of interconnection 100a breaker in existing 200a msp
Valuation:
$45,198
Permit #:
22BLD-0227
Status:
final
Fee:
$375
Permit Type:
N/A
Building Type:
N/A
Residential - with plan check - alteration or addition
2022-06-16
6.94 kw roof mount solar with 10kwh ess (19) certainteed ct365hc11-06 modules (19) enphase iq8plus micro inverters (1) enphase smartswitch ats (1) enphase encharge 10 ess. photovoltaic and ess equal 40a backfeed (n) 100a backup loads subpanel point of interconnection 100a breaker in existing 200a msp
Valuation:
$45,198
Permit #:
22BLD-0227
Status:
final
Fee:
$375
Permit Type:
Solar
Building Type:
N/A
E-permit: residential - 6.57kw photovoltaic system main breaker replacement: - yes battery backup units: - 0. e-permit: parent permit #: bp22-04272 revision description: change from mpu with mbr derate to mpu with lst main service panel replacement: 125 main breaker replacement: no. e-permit: parent permit #: bp22-04272 revision description: change from mpu with mbr derate to mpu with... see more
Valuation:
$37,831
Permit #:
BP22-04272
Status:
final
Fee:
$410
Permit Type:
N/A
Building Type:
N/A
Residential - with plan check - alteration or addition
2022-08-26
2.29kw roof mount solar with 10kwh ess. (8) certainteed ct365hs11-06 modules (8) enphase iq8plus micro inverters (1) enphase iq battery 10 (1) enphase 200a ats smart switch (1) 125a dedicated loads panel with 60a mbr point of interconnection - 60a breaker is existing 200a msp (max photovoltaic and solar output 35a)
Valuation:
$28,110
Permit #:
22BLD-0374
Status:
final
Fee:
$402
Permit Type:
Solar
Building Type:
N/A
4.38kw solar photovoltaic system and 0gal solar wh system (water heater installed null) all supply side connections main breaker change-out and/or panel upgrade will require a second inspection. carbon monoxide & smoke alarms required. reference crc sections r315 & r314 water conserving fixtures are required to be installed throughout this residence per sb 407 (note: residences built ... see more
Valuation:
$27,745
Permit #:
RES-2205922
Status:
final
Fee:
$433
Permit Type:
N/A
Building Type:
N/A
Photovoltaic - contractor shall be present at time of inspection - call 209-723-2489. do not cover mechanical or plumbing vents with solar panels. contractor shall provide job site access & a secure ladder with minimum of 3 rungs above roof line. inspection times 8-12 1-4 m-f provide smoke/carbon form at inspection
Valuation:
$23,368
Permit #:
21-00003717
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
4.38 kw roof mount solar (12) certaitneed ct365hc11-06 modules (12) enphase iq8plus micro inverters point of connection - 20a breaker in existing 125a subpanel in garage fed from 100a breaker in existing 200a msp. photovoltaic combiner located in garage
Valuation:
$14,535
Permit #:
BIPVR22-004043
Status:
final
Fee:
$413
Permit Type:
N/A
Building Type:
N/A
Residential alteration or addition - plan check-permit
2022-04-29
Cross street: e mission road _____________do_not_edit_below_this_line_____________ description of work: roof mount residential solar photovoltaic for existing single family dwelling with existing residential main electrical service upgrade - 200a - (online permit) *the scope of work is limited to upgrades of the existing main service panel relocation of the existing loads new sub-pane... see more
Valuation:
N/A
Permit #:
PDS2022-RESALT-005141
Status:
complete
Fee:
$300
Permit Type:
N/A
Building Type:
N/A
6kw roof mount solar (15) certainteed ctm10400hc11-06 modules (15) enphase iq8plus micro inverters point of interconnection - 30a breaker in (e) 125a msp with 100a mbr
Valuation:
$28,631
Permit #:
BIPVR23-004589
Status:
final
Fee:
$383
Permit Type:
N/A
Building Type:
N/A
9.12kw roof mount solar (25)certainteed ct365hc11-06 modules (25) enphase iq8plus micro inverters point of interconnection - 40a breaker in existing 200a msp
Valuation:
$43,565
Permit #:
BLD22-02728
Status:
final
Fee:
$544
Permit Type:
Solar (solar/r)
Building Type:
N/A
Miscellaneous water heater electrical plumbing hvac mechanical solar/pv electric vehicle equip. gene
2023-01-11
9.49 kw roof mount solar (23) certainteed ct365hc11-06 modules (23) enphase iq8plus micro inverters point of interconnection - 40a breaker in existing 200a msp
Valuation:
$33,500
Permit #:
MISR2022-10429
Status:
complete
Fee:
$454
Permit Type:
N/A
Building Type:
N/A
Revised: install roof-mounted photovoltaic solar system (9.72kw) 27 panels with 10kwh energy storage system (2 batteries) and new 60a protected loads subpanel. revision 07-08-21: addition new 100a air conditioning disconnect addition new 200a automatic transfer switch addition new 200a sub panel
Valuation:
$52,980
Permit #:
PV210247
Status:
final
Fee:
$1,093
Permit Type:
Add/alter single ...
Building Type:
N/A
Residential: limited review - electrical mechanical plumbing roof solar etc
2021-11-03
Install location: single family dwelling - roof mount current main amperage: 200a panel changeout: no photovoltaic output: 5.84 kw dc (16) photovoltaic modules: certainteed ct365hc11-06 (16) enphase iq7plus-72-2-us (1) photovoltaic combiner panel w (2) 15a photovoltaic breakers (e) 200a sub panel w 200a mcb & 25a photovoltaic breaker (e) 200a msp w 200a mcb mounting system: ironridge ... see more
Valuation:
$26,144
Permit #:
BLD21-05764
Status:
complete
Fee:
$204
Permit Type:
Alteration
Building Type:
N/A
Residential: limited review - electrical mechanical plumbing roof solar etc
2021-08-30
5.85kw roof mount solar (e) msp 200a w 20a photovoltaic breaker inverter: (n) (1) solaredge se3800h-uss3 optimizers: (n) (18) solar edge p340 panels/type: (n) (18) certainteed ct325hc11-04 mounting system: ironridge xr10 system output (kw): 5.85 trenching grading: n/a
Valuation:
$26,188
Permit #:
BLD21-04504
Status:
complete
Fee:
$204
Permit Type:
Alteration
Building Type:
N/A
E-permit: residential - 14.965kw photovoltaic system main breaker replacement: - yes battery backup units: - 0
Valuation:
$75,000
Permit #:
BP22-11367
Status:
final
Fee:
$425
Permit Type:
N/A
Building Type:
N/A
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Cornerstone Finance Inc License info
Inactive License
| License # | 1069957 |
| Status | Inactive |
| State | California |
| Type | Solar |
| Business Type | Corporation |
- According to the California Contractors State License Board, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Cornerstone Finance Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
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- *No active license on file. If you are Cornerstone Finance Inc, click “This is My Business” to update your information.
Bonded
| Bonded Agent | This License Filed A Contractor's Bond With |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
107
Permits
- Building permit records show that Cornerstone Finance Inc has worked on 107 permitted projects.
Cornerstone Finance Inc Employees
SB
Sean Charles Burr
Rmo / Ceo / Pres