Updated: Jun 29, 2026
Location and Projects
Address
Mobile, AL, 36601
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John Knott Plumber
John Knott, Mobile, AL (Employees: Knott Iii, John and Knott, John) holds a Heating, Air Conditioning & Refrigeration license and 6 other licenses according to the Alabama license board.
Their BuildZoom score of 95 ranks in the top 22% of 28,929 Alabama licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring John Knott, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
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John Knott Contact Information
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John Knott Mobile
Quality
95
78th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
John Knott has a BuildZoom score of 95, which places them above 78% of 28,929 contractors in Alabama.
Activity
|
2 projects
|
2024 |
Our building permit records indicate that John Knott has worked on at least
2.0 projects over the past 2 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.
Pricing
|
2 projects
|
< $5k |
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.
Generator transfer switch
Valuation:
$3,550
Permit #:
MEP23-005129
Status:
issued
Fee:
N/A
Permit Type:
Electrical permit
Building Type:
N/A
Install transfer switch
Valuation:
$3,650
Permit #:
MEP24-004823
Status:
complete
Fee:
N/A
Permit Type:
Electrical permit
Building Type:
N/A
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
John Knott License info
Verified License
| License # | 53665 |
| Status | Active |
| State | Alabama |
| Type | Heating, Air Conditioning & Refrigeration |
| Date Issued | 01-02-2026 |
| Business Type | Individual |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for John Knott at the Alabama Board of Heating, Air Conditioning & Refrigeration.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 2020007 |
| Status | Active |
| State | Alabama |
| Type | Heating, Air Conditioning & Refrigeration |
| Business Type | Individual |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for John Knott at the Alabama Board of Heating, Air Conditioning & Refrigeration.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | MPG-4600 |
| Status | Active |
| State | Alabama |
| Type | Plumber Gas Fitter |
| Business Type | Individual |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for John Knott at the State of Alabama Plumbers and Gas Fitters Examining Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 53362 |
| Status | Inactive |
| State | Alabama |
| Type | Heating, Air Conditioning & Refrigeration |
| Business Type | Individual |
- According to the Alabama Board of Heating, Air Conditioning & Refrigeration, 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 John Knott at the Alabama Board of Heating, Air Conditioning & Refrigeration.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 2016137 |
| Status | Inactive |
| State | Alabama |
| Type | Heating, Air Conditioning & Refrigeration |
| Business Type | Individual |
- According to the Alabama Board of Heating, Air Conditioning & Refrigeration, 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 John Knott at the Alabama Board of Heating, Air Conditioning & Refrigeration.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | MG-2081 |
| Status | Inactive |
| State | Alabama |
| Type | Gas Fitter |
| Business Type | Individual |
- According to the State of Alabama Plumbers and Gas Fitters Examining 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 John Knott at the State of Alabama Plumbers and Gas Fitters Examining Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | MP-4085 |
| Status | Inactive |
| State | Alabama |
| Type | Plumber |
| Business Type | Individual |
- According to the State of Alabama Plumbers and Gas Fitters Examining 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 John Knott at the State of Alabama Plumbers and Gas Fitters Examining Board.
This is a sample of licensing data; click here to access a complete history.
95
BuildZoom Score
John Knott Employees
KJ
Knott Iii, John
KJ
Knott, John