Updated: May 28, 2026
Location and Projects
Address
3801 Saint Clair Ct., Monrovia, MD, 21770
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Anthony Andrew Ontko Plumber
Anthony Andrew Ontko, 3801 Saint Clair Ct, Monrovia, MD holds a Plumbers license and 1 other license according to the Maryland license board.
Their BuildZoom score of 90 indicates that they are licensed or registered but we do not have additional information about them.
Their license was verified as active when we last checked. If you are thinking of hiring Anthony Andrew Ontko, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Anthony Andrew Ontko Services
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Anthony Andrew Ontko Contact Information
Address: 3801 Saint Clair Ct., Monrovia, MD 21770
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Single family dwelling install basement bathroom 1-bathtub/1-lav/1-water closet
Valuation:
N/A
Permit #:
P10003653
Status:
complete
Fee:
$89
Permit Type:
N/A
Building Type:
N/A
See p9301082 - charles crum - ground work
Valuation:
N/A
Permit #:
P9302145
Status:
APPR
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
*1-recirculating line; 4-hose bibs
Valuation:
N/A
Permit #:
P0000444
Status:
APPR
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Inground swimming pool
Valuation:
N/A
Permit #:
P9500535
Status:
APPR
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Inground swimming pool
Valuation:
N/A
Permit #:
P9400206
Status:
APPR
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Inground swimming pool
Valuation:
N/A
Permit #:
P9400205
Status:
APPR
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Inground swimming pool
Valuation:
N/A
Permit #:
P9400203
Status:
APPR
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
*washer standpipe
Valuation:
N/A
Permit #:
P0301881
Status:
NewApproval
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
***rough-in only
Valuation:
N/A
Permit #:
P0000727
Status:
APPR
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Inground pool
Valuation:
N/A
Permit #:
P9200579
Status:
APPR
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
2* bar sinks
Valuation:
N/A
Permit #:
P9301933
Status:
APPR
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
P0301235
Status:
PEND
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
P0100567
Status:
APPR
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
P9903019
Status:
APPR
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
P9802122
Status:
APPR
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
P9401962
Status:
APPR
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
P9401030
Status:
APPR
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
P9400711
Status:
VOID
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
P9400383
Status:
APPR
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
P9301959
Status:
PEND
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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120
BZ Score
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120
BZ Score
$1.5K
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Projects
120
BZ Score
$1.5K
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Projects
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Verified License
BuildZoom confirmed this contractor's license
Anthony Andrew Ontko License info
Verified License
| License # | 10127 |
| Status | Active |
| State | Maryland |
| Type | Plumbers |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Anthony Andrew Ontko at the Maryland Department of Labor, Licensing & Regulation.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 10127 |
| Status | Active |
| State | Maryland |
| Type | Master Plumbergas Fitter Plumbers |
- When BuildZoom last verified this license, it had an expiration date of June, 2014. Check the current license status of Anthony Andrew Ontko with the Maryland Department of Labor, Licensing & Regulation
This is a sample of licensing data; click here to access a complete history.
90
BuildZoom Score
27
Permits
- Building permit records show that Anthony Andrew Ontko has worked on 27 permitted projects.
Anthony Andrew Ontko Employees
AO
Anthony Andrew Ontko
Owner