Updated: Aug 04, 2025
Location and Projects
Address
12196 Triadelphia Rd, Ellicott City, MD, 21042
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Cornwell Plumbing and Htg Co
Cornwell Plumbing and Htg Co, 12196 Triadelphia Rd, Ellicott City, MD (Employee: Tom Cornwell) holds a license 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 Cornwell Plumbing and Htg Co, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Cornwell Plumbing and Htg Co Services
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Cornwell Plumbing and Htg Co Contact Information
Phone Number: (410) 988-9221
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Address: 12196 Triadelphia Rd, Ellicott City, MD 21042
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Building Permits by Cornwell Plumbing and Htg Co
This is a sample of this contractor's permits. Click here to access their complete permit history.
Residential plumbing addition alteration permit
2018-02-28
Single family dwelling rough-in only natural gas to manifold 1-range/1-water heater/1-furnace/1-dryer/1-gas logs *10-24-18 - permit amended - install new natural gas water heater power vent - 45 000 btu's - 1/2 gas line*
Valuation:
N/A
Permit #:
P18000982
Status:
complete
Fee:
$177
Permit Type:
N/A
Building Type:
N/A
Install 1 toilet and 1 vanity in basement
Valuation:
N/A
Permit #:
P25003196
Status:
issued
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
Install 1500 gallon tank & drainfield per site plan.public h20.water line must be sleeved wherever it maybe less than 10ft.to septic
Valuation:
N/A
Permit #:
T02044033
Status:
complete
Fee:
$1,075
Permit Type:
New
Building Type:
Tank
Propane gas only stove fireplace furance, gas rough-in only for grill-rv 10/8/19*ld*
Valuation:
N/A
Permit #:
P02273482
Status:
complete
Fee:
$65
Permit Type:
N/A
Building Type:
N/A
Propane gas only range fireplace, furance, generator to be rough-in only-rv 10/8/19*ld*
Valuation:
N/A
Permit #:
P02273481
Status:
complete
Fee:
$65
Permit Type:
N/A
Building Type:
N/A
Plumbing for new structure new construction plumbing
Valuation:
N/A
Permit #:
P02273831
Status:
complete
Fee:
$125
Permit Type:
N/A
Building Type:
N/A
plumbingfor new structure install plumbingfor new single family dwelling
Valuation:
N/A
Permit #:
P02254438
Status:
complete
Fee:
$125
Permit Type:
New
Building Type:
Single family dwe...
Other gas install gas for furnaces range water heater dry er and fireplace
Valuation:
N/A
Permit #:
P02255094
Status:
complete
Fee:
$65
Permit Type:
Gas
Building Type:
Single family dwe...
Residential plumbing addition alteration permit
2018-09-27
Single family dwelling install gas line to new cooktop grill and fireplace
Valuation:
N/A
Permit #:
P18004218
Status:
complete
Fee:
$83
Permit Type:
N/A
Building Type:
N/A
Water connection only. no cc fee printed
Valuation:
N/A
Permit #:
W01801929
Status:
complete
Fee:
$6,105
Permit Type:
New
Building Type:
Single family dwe...
plumbingfor new structure install plumbingfor single family dwelling
Valuation:
N/A
Permit #:
P02254582
Status:
complete
Fee:
$125
Permit Type:
New
Building Type:
Single family dwe...
Water & sewer connections cc fees paid on building permit printed
Valuation:
N/A
Permit #:
W01801787
Status:
complete
Fee:
$734
Permit Type:
New
Building Type:
Single family dwe...
Alteration to an existing building install new bathroom in basement
Valuation:
N/A
Permit #:
P02268949
Status:
complete
Fee:
$70
Permit Type:
Alteration
Building Type:
Single family dwe...
Residential plumbing addition alteration permit
2018-09-26
Single family dwelling install gas l ine in fireplace for gas logs
Valuation:
N/A
Permit #:
P18004194
Status:
complete
Fee:
$78
Permit Type:
N/A
Building Type:
N/A
Repair sewer lines repair sewer lines
Valuation:
N/A
Permit #:
P02254441
Status:
complete
Fee:
$55
Permit Type:
Alteration
Building Type:
Amusement and rec...
Natural gas only install gas for range water heater and dryer
Valuation:
N/A
Permit #:
P02253864
Status:
complete
Fee:
$65
Permit Type:
Gas
Building Type:
Single family dwe...
Replacement of existing fixtures replace sink and dishwasher
Valuation:
N/A
Permit #:
P02256440
Status:
complete
Fee:
$60
Permit Type:
Alteration
Building Type:
Interior remodeli...
Plumbing for an alteration replace fixtures after water damage
Valuation:
N/A
Permit #:
P02263412
Status:
complete
Fee:
$105
Permit Type:
N/A
Building Type:
N/A
Sewer connex only ccs paid on bp
Valuation:
N/A
Permit #:
W01901094
Status:
complete
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
Propane gas only gas fireplace
Valuation:
N/A
Permit #:
P02275923
Status:
complete
Fee:
$65
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Cornwell Plumbing and Htg Co License info
Verified License
| License # | 9805 |
| Status | Active |
| State | Maryland |
- BuildZoom has not verified this license since January, 2010.
Verify this license's status for Cornwell Plumbing and Htg Co at the Maryland Department of Labor, Licensing & Regulation.
This is a sample of licensing data; click here to access a complete history.
93
BuildZoom Score
212
Permits
- Building permit records show that Cornwell Plumbing and Htg Co has worked on 212 permitted projects.
Cornwell Plumbing and Htg Co Employees
TC
Tom Cornwell