Updated: May 17, 2026
Location and Projects
Address
7 OAK COURT, Annapolis, MD, 21401
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William H Greenwell Plumber
William H Greenwell, 7 Oak Ct, Annapolis, MD holds a Home Improvement license and 4 other licenses according to the Maryland license board.
Their BuildZoom score of 105 ranks in the top 8% of 58,058 Maryland licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring William H Greenwell, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
William H Greenwell Services
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William H Greenwell Contact Information
Phone Number: (410) 320-6947
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Address: 7 OAK COURT, Annapolis, MD 21401
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William H Greenwell Annapolis
Quality
105
92nd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
William H Greenwell has a BuildZoom score of 105, which places them above 92% of 58,058 contractors in Maryland.
Activity
|
7 projects
|
2025 |
|
5 projects
|
2024 |
|
10 projects
|
2023 |
Our building permit records indicate that William H Greenwell has worked on at least
22.0 projects over the past 3 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.
Experience
|
3 projects
|
New Constructions |
|
14 projects
|
Plumbing projects |
|
4 projects
|
Sewer laterals |
Analyzing permits over the last 4 years shows that William H Greenwell mostly works on
plumbing project
and sewer lateral
projects.
Pricing
|
2 projects
|
$5k-$20k |
|
1 project
|
$20k-$50k |
|
1 project
|
$250k-$500k |
The typical size of their permits is approximately $42,000. This graph shows the distribution of these job values.
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.
Interior alterations to existing dormers
Valuation:
$100,000
Permit #:
B02429512
Status:
complete
Fee:
$1,478
Permit Type:
N/A
Building Type:
N/A
New plumbing and gas installation for new construction resd-240366
Valuation:
$450,000
Permit #:
PLBG-240968
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Rewire lighting in bathroom remodel to match new layout
Valuation:
N/A
Permit #:
E02410559
Status:
complete
Fee:
$138
Permit Type:
N/A
Building Type:
N/A
Adding ceiling fan recess lights and two outlets on porch
Valuation:
N/A
Permit #:
E02409260
Status:
complete
Fee:
$138
Permit Type:
N/A
Building Type:
N/A
Plumbing & gas permit - residential
2023-09-12
Install 20 plumbing fixtures and 4 gas fixtures-resd-230066
Valuation:
N/A
Permit #:
PLBG-230562
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install 21 plumbing fixtures and 4 gas fixtures-resd-230065
Valuation:
N/A
Permit #:
PLBG-230561
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install 24 plumbing fixtures and 4 gas fixtures-resd-230064
Valuation:
N/A
Permit #:
PLBG-230487
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Installing plumbing and gas fixtures for resd-221286
Valuation:
N/A
Permit #:
PLBG-222094
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Service entrance cable removing existing 100amp service and panel and ins talling new 200amp service and panel
Valuation:
N/A
Permit #:
E02370829
Status:
complete
Fee:
$65
Permit Type:
N/A
Building Type:
N/A
Residential single family dwelling (new addition alteration demolition accessory dwelling unit) perm
2021-05-27
Remove porch;construct 2-sty addition *5/10/21 hrp* *rv 11/12/21 tt*
Valuation:
$70,000
Permit #:
B02393686
Status:
filed
Fee:
$480
Permit Type:
N/A
Building Type:
N/A
Residential single family dwelling permit
2024-01-23
Construct addition
Valuation:
$50,000
Permit #:
B02423275
Status:
triage
Fee:
$340
Permit Type:
N/A
Building Type:
N/A
Relocate (1) sprinkler head for interior modications
Valuation:
N/A
Permit #:
FIRE22-0047
Status:
issued
Fee:
$103
Permit Type:
Existing building...
Building Type:
N/A
Gas line for fireplace for sunroom addition (resd-201150)
Valuation:
$27,000
Permit #:
PLBG-210193
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install gas in house to include cooktop range 40k grill 40k
Valuation:
N/A
Permit #:
P02296664
Status:
complete
Fee:
$65
Permit Type:
N/A
Building Type:
N/A
Propane gas only ran 1/2 inch black steel to fireplace
Valuation:
N/A
Permit #:
P02300094
Status:
filed
Fee:
$65
Permit Type:
N/A
Building Type:
N/A
Electrical for susbstantial improvement rough wire new single family dwelling
Valuation:
N/A
Permit #:
E02365158
Status:
complete
Fee:
$110
Permit Type:
N/A
Building Type:
N/A
Plumbing for addition
Valuation:
N/A
Permit #:
P02306596
Status:
complete
Fee:
$115
Permit Type:
N/A
Building Type:
Single family dwe...
Install gas for new single family dwelling to incl. fireplace and grill
Valuation:
N/A
Permit #:
P02285922
Status:
complete
Fee:
$65
Permit Type:
N/A
Building Type:
N/A
Propane gas only installed gas piping for cooktop and fireplace
Valuation:
N/A
Permit #:
P02284926
Status:
complete
Fee:
$65
Permit Type:
N/A
Building Type:
N/A
Other gas adding pool heater
Valuation:
N/A
Permit #:
P02294983
Status:
complete
Fee:
$65
Permit Type:
N/A
Building Type:
N/A
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120
BZ Score
-
Avg Project
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Projects
120
BZ Score
$1.5K
Avg Project
-
Projects
120
BZ Score
$1.5K
Avg Project
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Projects
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Verified License
BuildZoom confirmed this contractor's license
William H Greenwell License info
Verified License
| License # | 12801 |
| Status | Active |
| State | Maryland |
| Type | Home Improvement |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for William H Greenwell at the Maryland Department of Labor, Licensing & Regulation.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 000028 |
| Status | Active |
| City | Annapolis |
| Type | Contractor, Building |
- BuildZoom has not verified this license since August, 2015.
Verify this license's status for William H Greenwell at the The City of Annapolis, MD.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | CON-000028 |
| Status | Inactive |
| City | Annapolis |
| Type | Contractor |
- 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 William H Greenwell at the The City of Annapolis, MD.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | CON-115 |
| Status | Inactive |
| City | Annapolis |
| Type | Contractor |
- 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 William H Greenwell 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 William H Greenwell at the The City of Annapolis, MD.
This is a sample of licensing data; click here to access a complete history.
105
BuildZoom Score
Insured
| Insurer | Erie Insurance Group |
438
Permits
- Building permit records show that William H Greenwell has worked on 438 permitted projects.
William H Greenwell Employees
WG
William H Greenwell
Owner