Updated: Jan 31, 2026
Location and Projects
Address
13912 Hallowell Court, Dayton, MD, 21036
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S.M. Fenlon Plumbing & Heating Inc
S.M. Fenlon Plumbing & Heating Inc at 13912 Hallowell Court, Dayton, MD 21036, held a HVAC/Mechanical Contractor license (#NAT-53618-3) with the Environmental Protection Agency contractors license board with an expiration date of 06-12-2025. We last verified the license was expired on 01-30-2026.
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 58,058 Maryland 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.
S.M. Fenlon Plumbing & Heating Inc Services
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S.M. Fenlon Plumbing & Heating Inc Contact Information
Phone Number: (301) 854-0500
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Address: 13912 Hallowell Court, Dayton, MD 21036
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Building Permits by S.M. Fenlon Plumbing & Heating Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Sfd/addition of bathroom 1 shower 1- lavatory 1 water closet 1 washer machine box 1 sill cock 1 dog wash **8.12.25 amendment request to addition 1 yard hydrant**
Valuation:
N/A
Permit #:
P25001565
Status:
issued
Fee:
$183
Permit Type:
N/A
Building Type:
N/A
Residential plumbing addition alteration permit
2021-09-29
Sfd: install gas fixtures: 1 - power vent water heater (basement) 1 - furnace (basement); 1 - fireplace (first floor) : 1 - stove (first floor) -- gas service is upgrading to 2psi system installing manifold in basement and reconnect to existing line bge work order number - 17347727
Valuation:
N/A
Permit #:
P21003892
Status:
complete
Fee:
$94
Permit Type:
N/A
Building Type:
N/A
Addition 2 toilets 2 sinks 1 drinking fountain 1 utility sink and 1 water heater
Valuation:
N/A
Permit #:
476268
Status:
complete
Fee:
$200
Permit Type:
Plumbperm
Building Type:
N/A
Relocate 2 lavies 1 shower 1 toilet on first floor
Valuation:
N/A
Permit #:
P02309099
Status:
complete
Fee:
$70
Permit Type:
N/A
Building Type:
Single family dwe...
Run gas line only to furnace. we are not installing the furnace in basement
Valuation:
N/A
Permit #:
P22004617
Status:
complete
Fee:
$78
Permit Type:
N/A
Building Type:
N/A
Connect to existing propane gas line outside of house. install a regulator and connect generator
Valuation:
N/A
Permit #:
PG00021772
Status:
complete
Fee:
$65
Permit Type:
N/A
Building Type:
N/A
Water connection only cc's paid with installment agreement capital project w801-201 printed
Valuation:
N/A
Permit #:
W02100912
Status:
complete
Fee:
$4,204
Permit Type:
N/A
Building Type:
N/A
Install new gas water heater
Valuation:
N/A
Permit #:
P23000055
Status:
complete
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
Plumbing for an alteration addition a basement bathroom
Valuation:
N/A
Permit #:
P02293219
Status:
filed
Fee:
$70
Permit Type:
N/A
Building Type:
N/A
Single family dwelling replace and install plumbing fixtures: 1 - kitchen sink
Valuation:
N/A
Permit #:
P20003952
Status:
complete
Fee:
$178
Permit Type:
N/A
Building Type:
N/A
Repair sewer line in front yard
Valuation:
N/A
Permit #:
P21001190
Status:
complete
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
Residential plumbing addition alteration permit
2019-11-12
Single family dwelling addition a gas line for a gas log set. inspection for both. relocate hose bib
Valuation:
N/A
Permit #:
P19005011
Status:
complete
Fee:
$111
Permit Type:
N/A
Building Type:
N/A
Residential plumbing addition alteration permit
2019-11-12
Single family dwelling addition a gas line for a gas log set. inspection for both. relocate hose bib
Valuation:
N/A
Permit #:
P19005011
Status:
complete
Fee:
$111
Permit Type:
N/A
Building Type:
N/A
Residential plumbing addition alteration permit
2019-09-06
Single family dwelling install new gas line to new furnace bge work order #15394004
Valuation:
N/A
Permit #:
P19003936
Status:
complete
Fee:
$78
Permit Type:
N/A
Building Type:
N/A
Consultation/courtesy inspection
Valuation:
N/A
Permit #:
SFP-1258203-2019
Status:
final
Fee:
$94
Permit Type:
N/A
Building Type:
N/A
Fenton - 9309 rockville pk
Valuation:
N/A
Permit #:
PFG-1259017-2019
Status:
final
Fee:
$200
Permit Type:
N/A
Building Type:
N/A
Dean - 9908 dallas ave
Valuation:
N/A
Permit #:
PFG-1261174-2019
Status:
final
Fee:
$269
Permit Type:
N/A
Building Type:
N/A
Consultation/courtesy inspection
Valuation:
N/A
Permit #:
SFP-1217043-2018
Status:
final
Fee:
$82
Permit Type:
N/A
Building Type:
N/A
Install gas line for gas range and furnace propane
Valuation:
N/A
Permit #:
P02276809
Status:
complete
Fee:
$65
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
PFG-1251020-2019
Status:
final
Fee:
$200
Permit Type:
N/A
Building Type:
N/A
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S.M. Fenlon Plumbing & Heating Inc License info
Inactive License
| License # | NAT-53618-3 |
| Status | Inactive |
| Nation | Environmental Protection Agency |
| Type | Renovation |
- 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 S.M. Fenlon Plumbing & Heating 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 # | NAT-53618-2 |
| Status | Inactive |
| Nation | Environmental Protection Agency |
| Type | Renovation |
- 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 S.M. Fenlon Plumbing & Heating Inc at the United States Environmental Protection Agency.
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 S.M. Fenlon Plumbing & Heating Inc, click “This is My Business” to update your information.
64
Permits
- Building permit records show that S.M. Fenlon Plumbing & Heating Inc has worked on 64 permitted projects.