Updated: Jun 01, 2026
Location and Projects
Address
Catonsville, MD, 21228
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Allen L. Washington HVAC/Mechanical Contractor
Allen L. Washington, Catonsville, MD holds a Plumbers license and 1 other license according to the Maryland license board.
Their BuildZoom score of 99 ranks in the top 15% of 58,058 Maryland licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Allen L. Washington, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Allen L. Washington Contact Information
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Allen L. Washington Catonsville
Quality
99
85th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Allen L. Washington has a BuildZoom score of 99, which places them above 85% of 58,058 contractors in Maryland.
Activity
|
13 projects
|
2025 |
Our building permit records indicate that Allen L. Washington has worked on at least
13.0 projects over the past year.
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
|
5 projects
|
HVAC projects |
Analyzing permits over the last 4 years shows that Allen L. Washington mostly works on
hvac project
projects.
Pricing
|
6 projects
|
$5k-$20k |
The typical size of their permits is approximately $7,250. 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.
Perform installation of one oil fired furnace greater than 80 000 btu/hr output
Valuation:
N/A
Permit #:
BRCM-25-003196
Status:
expired
Fee:
$52
Permit Type:
Interior trades only
Building Type:
N/A
Perform installation of one 112 000 btu/hr gas steam boiler
Valuation:
N/A
Permit #:
BRCM-25-018410
Status:
complete
Fee:
$83
Permit Type:
Interior trades only
Building Type:
N/A
Perform installation of one 30 000 btu/hr condensing unit
Valuation:
N/A
Permit #:
BRCM-25-017768
Status:
complete
Fee:
$57
Permit Type:
Interior trades only
Building Type:
N/A
Replace exisitng air conditioning & heating
Valuation:
N/A
Permit #:
MEC15-0494
Status:
final
Fee:
$125
Permit Type:
Existing building...
Building Type:
N/A
Replace existing air conditioning & heating
Valuation:
N/A
Permit #:
MEC15-0493
Status:
final
Fee:
$125
Permit Type:
Existing building...
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
PG 100614
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Perform installation of one 112 000 btu/hr gas steam boiler
Valuation:
$8,500
Permit #:
BRCM-25-024808
Status:
triage
Fee:
N/A
Permit Type:
Trade work only
Building Type:
N/A
Perform installation of one 300 000 btu/hr 95 percent gas boiler
Valuation:
N/A
Permit #:
BRCM-25-001771
Status:
expired
Fee:
$83
Permit Type:
Interior trades only
Building Type:
N/A
Perform installation of one 100 000 plus hydronic gas boiler
Valuation:
$7,500
Permit #:
BRCM-25-024347
Status:
triage
Fee:
N/A
Permit Type:
Trade work only
Building Type:
N/A
Perform installation of one condensing boilr with a btu/hr rating of 17 000 -128 000 btu/hr
Valuation:
$7,800
Permit #:
BRCM-25-024231
Status:
triage
Fee:
N/A
Permit Type:
Trade work only
Building Type:
N/A
Perform installation of one 90 percent plus 80 000 btu/hr condensing boiler
Valuation:
$7,000
Permit #:
BRCM-25-022533
Status:
triage
Fee:
N/A
Permit Type:
Trade work only
Building Type:
N/A
Perform installation of one 60 000-70 000 btu/hr forced air gas furnace 95 percent efficiency
Valuation:
$5,000
Permit #:
BRCM-25-022301
Status:
payment due
Fee:
$57
Permit Type:
Trade work only
Building Type:
N/A
Perform installation of one 60 000-70 000 btu/hr forced air gas furnace
Valuation:
$5,000
Permit #:
BRCM-25-022300
Status:
complete
Fee:
$83
Permit Type:
Trade work only
Building Type:
N/A
Perform installation of one 112 000 btu/hr gas steam boiler
Valuation:
$7,500
Permit #:
BRCM-25-022205
Status:
triage
Fee:
N/A
Permit Type:
Trade work only
Building Type:
N/A
Perform installation of one 60 000 btu/hr forced air 95 percent gas furnace
Valuation:
$6,000
Permit #:
BRCM-25-022182
Status:
complete
Fee:
$57
Permit Type:
Trade work only
Building Type:
N/A
Perform installation of one 60 000 btu/hr forced air gas furnace and one 24 000 btu/hr condensing unit
Valuation:
N/A
Permit #:
BRCM-25-019601
Status:
complete
Fee:
$88
Permit Type:
Interior trades only
Building Type:
N/A
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Allen L. Washington Reviews
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Verified License
BuildZoom confirmed this contractor's license
Allen L. Washington License info
Verified License
| License # | 65499 |
| Status | Active |
| State | Maryland |
| Type | Plumbers |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Allen L. Washington at the Maryland Department of Labor, Licensing & Regulation.
This is a sample of licensing data; click here to access a complete history.
Verified License
| Status | Active |
| State | Maryland |
| Type | Heating, Ventilation, Air Conditioning And Refrigeration |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Allen L. Washington at the Maryland Department of Labor, Licensing & Regulation.
This is a sample of licensing data; click here to access a complete history.
99
BuildZoom Score
16
Permits
- Building permit records show that Allen L. Washington has worked on 16 permitted projects.
Allen L. Washington Employees
AW
Allen L. Washington
Owner