Updated: May 05, 2026
Location and Projects
Address
Davidsonville, MD, 21035
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Ronald Wm Jennier Plumber
Ronald Wm Jennier, Davidsonville, MD (Employee: Alexander William Jennier) holds a Plumbers license and 3 other licenses according to the Maryland license board.
Their BuildZoom score of 93 ranks in the top 27% of 58,058 Maryland licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Ronald Wm Jennier, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Ronald Wm Jennier Services
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Ronald Wm Jennier Contact Information
Phone Number: (301) 336-1945
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Single family dwelling replace gas water heater
Valuation:
N/A
Permit #:
P17001045
Status:
complete
Fee:
$78
Permit Type:
N/A
Building Type:
N/A
Replace water heater
Valuation:
N/A
Permit #:
PLU15-0329
Status:
issued
Fee:
$40
Permit Type:
Existing building...
Building Type:
N/A
1 water heater
Valuation:
N/A
Permit #:
PLU14-0440
Status:
issued
Fee:
$40
Permit Type:
Existing building...
Building Type:
N/A
1st floor: water closet-1 bathroom tub-1 shower-1
Valuation:
N/A
Permit #:
PLU14-0191
Status:
final
Fee:
$88
Permit Type:
Existing building...
Building Type:
N/A
Residential plumbing addition alteration permit
2004-05-13
Single family dwelling same w/replace electrical water heater replace electrical water heater
Valuation:
N/A
Permit #:
P00130415
Status:
complete
Fee:
$28
Permit Type:
N/A
Building Type:
N/A
Single family dwelling install gas water heater
Valuation:
N/A
Permit #:
P12001271
Status:
complete
Fee:
$78
Permit Type:
N/A
Building Type:
N/A
1st floor: water closet-1 bathroom tub-1 shower-1
Valuation:
N/A
Permit #:
PLU14-0191
Status:
final
Fee:
$88
Permit Type:
Existing building...
Building Type:
N/A
Replace water heater
Valuation:
N/A
Permit #:
PLU15-0329
Status:
issued
Fee:
$40
Permit Type:
Existing building...
Building Type:
N/A
Residential plumbing addition alteration permit
2011-02-09
Single family dwelling replace gas hot water heater
Valuation:
N/A
Permit #:
P11000567
Status:
complete
Fee:
$28
Permit Type:
N/A
Building Type:
N/A
1 water heater
Valuation:
N/A
Permit #:
PLU14-0440
Status:
issued
Fee:
$40
Permit Type:
Existing building...
Building Type:
N/A
Sfd/replace electric hot water heater
Valuation:
N/A
Permit #:
P08003082
Status:
complete
Fee:
$28
Permit Type:
N/A
Building Type:
N/A
Single family dwelling replace electrical water heater
Valuation:
N/A
Permit #:
P06008207
Status:
complete
Fee:
$28
Permit Type:
N/A
Building Type:
N/A
Single family dwelling replace gas water heater
Valuation:
N/A
Permit #:
P07001648
Status:
complete
Fee:
$28
Permit Type:
N/A
Building Type:
N/A
Residential plumbing addition alteration permit
2007-03-13
Sfth replace electrical water heater
Valuation:
N/A
Permit #:
P07000898
Status:
complete
Fee:
$28
Permit Type:
N/A
Building Type:
N/A
Residential plumbing addition alteration permit
2008-07-22
Single family dwelling replace electrical water heater
Valuation:
N/A
Permit #:
P08002391
Status:
complete
Fee:
$28
Permit Type:
N/A
Building Type:
N/A
Single family dwelling replace gas water heater
Valuation:
N/A
Permit #:
P08001863
Status:
complete
Fee:
$28
Permit Type:
N/A
Building Type:
N/A
Sfd/replace gas hot water heater
Valuation:
N/A
Permit #:
P08000557
Status:
complete
Fee:
$28
Permit Type:
N/A
Building Type:
N/A
Bathroom work
Valuation:
N/A
Permit #:
PLU08-0051
Status:
final
Fee:
$50
Permit Type:
Existing building...
Building Type:
N/A
Replace hwh
Valuation:
$0
Permit #:
12-1945809
Status:
Plumb-Gas Inspections
Fee:
$30
Permit Type:
N/A
Building Type:
N/A
Bathroom work
Valuation:
N/A
Permit #:
PLU08-0051
Status:
final
Fee:
$50
Permit Type:
Existing building...
Building Type:
N/A
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BZ Score
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Verified License
BuildZoom confirmed this contractor's license
Ronald Wm Jennier License info
Verified License
| License # | 23840 |
| Status | Active |
| State | Maryland |
| Type | Plumbers |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Ronald Wm Jennier at the Maryland Department of Labor, Licensing & Regulation.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 2392 |
| Status | Inactive |
| State | Maryland |
| Type | Electricians |
- According to the Maryland Department of Labor, Licensing & 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 Ronald Wm Jennier at the Maryland Department of Labor, Licensing & Regulation.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| City | Annapolis |
| Type | Plumbing Cont |
- According to the The City of Annapolis, MD, 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 Ronald Wm Jennier at the The City of Annapolis, MD.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| City | Annapolis |
| Type | Plumbing Cont |
- According to the The City of Annapolis, MD, 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 Ronald Wm Jennier at the The City of Annapolis, MD.
This is a sample of licensing data; click here to access a complete history.
93
BuildZoom Score
Insured
| Insurer | State Farm |
16
Permits
- Building permit records show that Ronald Wm Jennier has worked on 16 permitted projects.
Ronald Wm Jennier Employees
AJ
Alexander William Jennier
Owner
RJ
Ronald Wm Jennier
Owner