Updated: Dec 26, 2025
Location and Projects
Address
18515 16TH AVENUE, Orlando, FL, 32833
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William Gwinn Solar Contractor
William Gwinn, 18515-16 Th Ave, Orlando, FL holds a license and 2 other licenses according to the Florida license board.
Their BuildZoom score of 107 ranks in the top 6% of 191,428 Florida licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring William Gwinn, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
William Gwinn Contact Information
Phone Number: (407) 256-3374
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Address: 18515 16TH AVENUE, Orlando, FL 32833
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William Gwinn Orlando
Quality
107
94th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
William Gwinn has a BuildZoom score of 107, which places them above 94% of 191,428 contractors in Florida.
Activity
|
99 projects
|
2025 |
|
117 projects
|
2024 |
|
172 projects
|
2023 |
Our building permit records indicate that William Gwinn has worked on at least
388.0 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 |
|
362 projects
|
Solar installations |
Analyzing permits over the last 4 years shows that William Gwinn mostly works on
solar installation
and home addition
projects.
Pricing
|
3 projects
|
< $5k |
|
42 projects
|
$5k-$20k |
|
60 projects
|
$20k-$50k |
|
10 projects
|
$50k-$100k |
|
4 projects
|
$100k-$250k |
|
1 project
|
$250k-$500k |
The typical size of their permits is approximately $24,097. 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.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Attention contractors: ****per the chief electrical inspector of orange county fl any additional electrical work to the existing home electrical system over and above that work required for the interconnection of the photovoltaic system to that existing home electrical system a line side tap the installation of a back-fed breaker or a load side tap that does not require a new main bre... see more
Valuation:
N/A
Permit #:
S25000963
Status:
complete
Fee:
$259
Permit Type:
Residential
Building Type:
Photovoltaic pane...
Attention contractors: ****per the chief electrical inspector of orange county fl any additional electrical work to the existing home electrical system over and above that work required for the interconnection of the photovoltaic system to that existing home electrical system a line side tap the installation of a back-fed breaker or a load side tap that does not require a new main bre... see more
Valuation:
N/A
Permit #:
S25000345
Status:
complete
Fee:
$202
Permit Type:
Residential
Building Type:
Photovoltaic pane...
Attention contractors: ****per the chief electrical inspector of orange county fl any additional electrical work to the existing home electrical system over and above that work required for the interconnection of the photovoltaic system to that existing home electrical system a line side tap the installation of a back-fed breaker or a load side tap that does not require a new main bre... see more
Valuation:
N/A
Permit #:
S25000095
Status:
expired
Fee:
$360
Permit Type:
Residential
Building Type:
Photovoltaic pane...
Attention contractors: ****per the chief electrical inspector of orange county fl any additional electrical work to the existing home electrical system over and above that work required for the interconnection of the photovoltaic system to that existing home electrical system a line side tap the installation of a back-fed breaker or a load side tap that does not require a new main bre... see more
Valuation:
N/A
Permit #:
S25000026
Status:
complete
Fee:
$141
Permit Type:
Residential
Building Type:
Photovoltaic pane...
Attention contractors: ****per the chief electrical inspector of orange county fl any additional electrical work to the existing home electrical system over and above that work required for the interconnection of the photovoltaic system to that existing home electrical system a line side tap the installation of a back-fed breaker or a load side tap that does not require a new main bre... see more
Valuation:
N/A
Permit #:
S25000062
Status:
complete
Fee:
$141
Permit Type:
Residential
Building Type:
Photovoltaic pane...
Attention contractors: ****per the chief electrical inspector of orange county fl any additional electrical work to the existing home electrical system over and above that work required for the interconnection of the photovoltaic system to that existing home electrical system a line side tap the installation of a back-fed breaker or a load side tap that does not require a new main bre... see more
Valuation:
N/A
Permit #:
S25001018
Status:
complete
Fee:
$546
Permit Type:
Residential
Building Type:
Photovoltaic pane...
Attention contractors: ****per the chief electrical inspector of orange county fl any additional electrical work to the existing home electrical system over and above that work required for the interconnection of the photovoltaic system to that existing home electrical system a line side tap the installation of a back-fed breaker or a load side tap that does not require a new main bre... see more
Valuation:
N/A
Permit #:
S25001380
Status:
complete
Fee:
$218
Permit Type:
Residential
Building Type:
Photovoltaic pane...
Attention contractors: ****per the chief electrical inspector of orange county fl any additional electrical work to the existing home electrical system over and above that work required for the interconnection of the photovoltaic system to that existing home electrical system a line side tap the installation of a back-fed breaker or a load side tap that does not require a new main bre... see more
Valuation:
N/A
Permit #:
S25000979
Status:
complete
Fee:
$316
Permit Type:
Residential
Building Type:
Photovoltaic pane...
Attention contractors: ****per the chief electrical inspector of orange county fl any additional electrical work to the existing home electrical system over and above that work required for the interconnection of the photovoltaic system to that existing home electrical system a line side tap the installation of a back-fed breaker or a load side tap that does not require a new main bre... see more
Valuation:
N/A
Permit #:
S25000335
Status:
complete
Fee:
$141
Permit Type:
Residential
Building Type:
Photovoltaic pane...
Attention contractors: ****per the chief electrical inspector of orange county fl any additional electrical work to the existing home electrical system over and above that work required for the interconnection of the photovoltaic system to that existing home electrical system a line side tap the installation of a back-fed breaker or a load side tap that does not require a new main bre... see more
Valuation:
N/A
Permit #:
S25000498
Status:
complete
Fee:
$146
Permit Type:
Residential
Building Type:
Photovoltaic pane...
Tesla sola roof - remove all existing roof material down to the sheathing and complete full reroof with tesla solar roof (75.038 k w roof integrated photovoltaic system 3.4 psf installed weight). we will also install six tesla powerwall 3 inverter/battery combination systems. new sfr: 20230417006
Valuation:
$112,530
Permit #:
20240419074
Status:
issued
Fee:
N/A
Permit Type:
New work
Building Type:
Residential
Attention contractors: ****per the chief electrical inspector of orange county fl any additional electrical work to the existing home electrical system over and above that work required for the interconnection of the photovoltaic system to that existing home electrical system a line side tap the installation of a back-fed breaker or a load side tap that does not require a new main bre... see more
Valuation:
N/A
Permit #:
S24001844
Status:
complete
Fee:
$131
Permit Type:
Residential
Building Type:
Photovoltaic pane...
Attention contractors: ****per the chief electrical inspector of orange county fl any additional electrical work to the existing home electrical system over and above that work required for the interconnection of the photovoltaic system to that existing home electrical system a line side tap the installation of a back-fed breaker or a load side tap that does not require a new main bre... see more
Valuation:
N/A
Permit #:
S24000305
Status:
complete
Fee:
$126
Permit Type:
Residential
Building Type:
Photovoltaic pane...
Attention contractors: ****per the chief electrical inspector of orange county fl any additional electrical work to the existing home electrical system over and above that work required for the interconnection of the photovoltaic system to that existing home electrical system a line side tap the installation of a back-fed breaker or a load side tap that does not require a new main bre... see more
Valuation:
N/A
Permit #:
S24001774
Status:
complete
Fee:
$123
Permit Type:
Residential
Building Type:
Photovoltaic pane...
Attention contractors: ****per the chief electrical inspector of orange county fl any additional electrical work to the existing home electrical system over and above that work required for the interconnection of the photovoltaic system to that existing home electrical system a line side tap the installation of a back-fed breaker or a load side tap that does not require a new main bre... see more
Valuation:
N/A
Permit #:
S24001881
Status:
complete
Fee:
$175
Permit Type:
Residential
Building Type:
Photovoltaic pane...
Attention contractors: ****per the chief electrical inspector of orange county fl any additional electrical work to the existing home electrical system over and above that work required for the interconnection of the photovoltaic system to that existing home electrical system a line side tap the installation of a back-fed breaker or a load side tap that does not require a new main bre... see more
Valuation:
N/A
Permit #:
S24002109
Status:
complete
Fee:
$286
Permit Type:
Residential
Building Type:
Photovoltaic pane...
Vattention contractors: ****per the chief electrical inspector of orange county fl any additional electrical work to the existing home electrical system over and above that work required for the interconnection of the photovoltaic system to that existing home electrical system a line side tap the installation of a back-fed breaker or a load side tap that does not require a new main br... see more
Valuation:
N/A
Permit #:
S24002242
Status:
complete
Fee:
$168
Permit Type:
Residential
Building Type:
Photovoltaic pane...
Attention contractors: ****per the chief electrical inspector of orange county fl any additional electrical work to the existing home electrical system over and above that work required for the interconnection of the photovoltaic system to that existing home electrical system a line side tap the installation of a back-fed breaker or a load side tap that does not require a new main bre... see more
Valuation:
N/A
Permit #:
S24001974
Status:
complete
Fee:
$81
Permit Type:
Residential
Building Type:
Photovoltaic pane...
Tesla solar roof - remove all existing roof material down to sheathing and complete full reroof with tesla solar soof (16.848kw roof integrated photovoltaic system 3.4 psf installed weight) and (2) tesla powerwall * single family residence permit #20201228050. *
Valuation:
$131,400
Permit #:
20240124028
Status:
canceled
Fee:
N/A
Permit Type:
New work
Building Type:
Residential
Roof mounted photovoltaic solar installation and we will be adding a 200a main 200a busbar tesla gateway outside and making that our new main panel. off the 1st set of load lugs in the tesla gateway we will be feeding a new 200a main 200a rated busbar span sub panel the 2nd set of load lugs will feed a tesla busbar kit. the tesla busbar kit will hold the 2p 60a breaker for the pw3 b... see more
Valuation:
$38,255
Permit #:
20240513074
Status:
issued
Fee:
N/A
Permit Type:
New work
Building Type:
Residential
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William Gwinn License info
License Not Required
| Status | Not Required |
- BuildZoom verified in May, 2022 that this contractor does not need a license to be a contractor in Florida.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| State | Florida |
| Type | Certified Specialty Contractor |
- According to the Florida Department of Business & Professional Regulation, 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.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | ER13014019 |
| Status | Inactive |
| State | Florida |
| Type | Registered Electrical Contractor |
- According to the Florida Department of Business & Professional Regulation, 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 William Gwinn at the Florida Department of Business & Professional Regulation.
This is a sample of licensing data; click here to access a complete history.
107
BuildZoom Score
643
Permits
- Building permit records show that William Gwinn has worked on 643 permitted projects.