Updated: May 31, 2026
Location and Projects
Address
4085 NELSON AVENUE STE 1, Concord, CA, 94520
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Norcal Home Systems Solar Contractor
Norcal Home Systems Inc at 4085 NELSON AVENUE STE 1, Concord, CA 94520, held a Solar Contractor license (#NAT-F205888-1) with the Environmental Protection Agency contractors license board with an expiration date of 08-07-2024. We last verified the license was expired on 05-30-2026.
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.
If you’re thinking about hiring them, we recommend double-checking their license status with your local licensing authority. Alternatively, use our project planner to be easily matched to qualified, licensed professionals in your area.
Norcal Home Systems Inc Contact Information
Phone Number: (877) 828-5582
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Address: 4085 NELSON AVENUE STE 1, Concord, CA 94520
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Norcal Home Systems Inc Concord
Quality
Alert*
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
*No active license on file. If you are Norcal Home Systems Inc, click “This is My Business” to update your information.
Activity
|
8 projects
|
2023 |
Our building permit records indicate that Norcal Home Systems Inc has worked on at least
8.0 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
|
7 projects
|
Solar installations |
Analyzing permits over the last 4 years shows that Norcal Home Systems Inc mostly works on
solar installation
projects.
Pricing
|
1 project
|
$5k-$20k |
|
2 projects
|
$20k-$50k |
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 Norcal Home Systems Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Inverter model changed to 7600 breaker size changed from 30a to 40a wire size changed *it is the permittee’s obligation and responsibility to ensure that all work associated with this permit complies with all current orders of the health officer of the county of san mateo related to the novel coronavirus disease 2019 (covid-19). the county of san mateo assumes no responsibility for wo... see more
Valuation:
N/A
Permit #:
REV2022-01339-001
Status:
canceled
Fee:
$261
Permit Type:
N/A
Building Type:
N/A
Install 6.00kw photovoltaic system of 15 modules with battery back up system *it is the permittee’s obligation and responsibility to ensure that all work associated with this permit complies with all current orders of the health officer of the county of san mateo related to the novel coronavirus disease 2019 (covid-19). the county of san mateo assumes no responsibility for work perfor... see more
Valuation:
N/A
Permit #:
BLD2022-01583
Status:
final
Fee:
$1,582
Permit Type:
N/A
Building Type:
N/A
Install roof mounted 7.82kw photovoltaic system of 23 modules josip lukin 925-459-5032 it is the permittee’s obligation and responsibility to ensure that all work associated with this permit complies with all current orders of the health officer of the county of san mateo related to the novel coronavirus disease 2019 (covid-19). the county of san mateo assumes no responsibility for wo... see more
Valuation:
N/A
Permit #:
BLD2021-02384
Status:
final
Fee:
$555
Permit Type:
N/A
Building Type:
N/A
Install 13 module photovoltaic system and 1 inverter - 13 roof-mounted solar photovoltaic modules 300 watts per module 1 interactive inverter total no. of rating 4 kw
Valuation:
N/A
Permit #:
EW202204122716
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install 3.74kw photovoltaic system of 11 modules - 11 roof-mounted solar photovoltaic modules 340 watts per module 1 interactive inverter total no. of rating 3.74 kw
Valuation:
N/A
Permit #:
EW202112019992
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install 9.52kw photovoltaic system of 28 modules **2/17/22 - revision: added missing panel to array. original plans showed 27 instead of 28 modules.changes on pv1, pv2, photovoltaic, 4, pv7. vsd**
Valuation:
$42,000
Permit #:
BIPVR21-012605
Status:
final
Fee:
$543
Permit Type:
N/A
Building Type:
N/A
Install 3.60kw photovoltaic system of 9 modules - 9 roof-mounted solar photovoltaic modules 400 watts per module 1 interactive inverter total no. of rating 3.6 kw
Valuation:
N/A
Permit #:
EW202202221548
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install 4kw photovoltaic system of 10 modules - 10 roof-mounted solar photovoltaic modules 400 watts per module 1 interactive inverter total no. of rating 4 kw
Valuation:
N/A
Permit #:
EW202202091300
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install 3.20kw photovoltaic system of 8 modules - 8 roof-mounted solar photovoltaic modules 400 watts per module 1 interactive inverter total no. of rating 3.2 kw
Valuation:
N/A
Permit #:
EW202201070650
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install 6.12kw photovoltaic system of 18 modules - 18 roof-mounted solar photovoltaic modules 340 watts per module 1 interactive inverter total no. of rating 4 kw
Valuation:
N/A
Permit #:
EW202110289318
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install 9.04kw photovoltaic system of 27 modules - 27 roof-mounted solar photovoltaic modules 335 watts per module 1 interactive inverter total no. of rating 4 kw
Valuation:
N/A
Permit #:
EW202110229162
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace (e) ground-mount photovoltaic solar system with new 18.76 kw system using (e) trench piers and racking. addition battery back-up (9.8kwh) and new 125a critical load subpanel revised 6-18-20 corrected inverter model sheet pv-6
Valuation:
$70,000
Permit #:
PV200082
Status:
final
Fee:
$1,004
Permit Type:
Add/alter single ...
Building Type:
N/A
Install photovoltaic system of 12 modules - 12 roof-mounted solar photovoltaic modules 330 watts per module 1 interactive inverter total no. of rating 4 kw
Valuation:
N/A
Permit #:
EW202202221564
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install 12 module solar system - 12 roof-mounted solar photovoltaic modules 400 watts per module 1 interactive inverter total no. of rating 4 kw
Valuation:
N/A
Permit #:
EW202201070646
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
(n) ess energy storage system system size 9.8kwh (1) lg chem battery (n) critical load center. note: (e) photovoltaic system
Valuation:
N/A
Permit #:
DEV22-1653
Status:
final
Fee:
$742
Permit Type:
N/A
Building Type:
N/A
E-permit: residential - 7.60kw photovoltaic system main breaker replacement: - no battery backup units: - 0
Valuation:
$28,000
Permit #:
BP22-00216
Status:
final
Fee:
$302
Permit Type:
N/A
Building Type:
N/A
Install 17 modules of 335w and one solar edge inverter - 17 roof-mounted solar photovoltaic modules 335 watts per module 1 interactive inverter total no. of rating 4 kw
Valuation:
N/A
Permit #:
EW202102223595
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install 5.69kw photovoltaic system of 17 modules. - 17 roof-mounted solar photovoltaic modules 335 watts per module 1 interactive inverter total no. of rating 4 kw
Valuation:
N/A
Permit #:
EW202011201844
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
E-permit: residential - 4.42kw photovoltaic system main breaker replacement: - no battery backup units: - 0
Valuation:
$15,000
Permit #:
BP21-07566
Status:
final
Fee:
$488
Permit Type:
N/A
Building Type:
N/A
Install 5.10kw photovoltaic system of 15 modules - 15 roof-mounted solar photovoltaic modules 340 watts per module 1 interactive inverter total no. of rating 4 kw
Valuation:
N/A
Permit #:
EW202110289319
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Norcal Home Systems Inc License info
Inactive License
| License # | NAT-F205888-1 |
| Status | Inactive |
| Nation | Environmental Protection Agency |
| Type | Renovation |
| Business Type | Corporation |
- According to the United States Environmental Protection Agency, 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 Norcal Home Systems Inc at the United States Environmental Protection Agency.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 1041729 |
| 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 Norcal Home Systems 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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BuildZoom Score
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- *No active license on file. If you are Norcal Home Systems Inc, click “This is My Business” to update your information.
Bonded
| Bonded Agent | State National Insurance Company Inc |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
382
Permits
- Building permit records show that Norcal Home Systems Inc has worked on 382 permitted projects.
Norcal Home Systems Inc Employees
AT
Avalon Leya Tanner
Officer
BS
Bradley Alan Smith
Rmo/Ceo/Pres