Updated: May 27, 2026
Location and Projects
Address
Severna Park, MD, 21146
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Alley, Robert L HVAC/Mechanical Contractor
Alley, Robert L, Severna Park, MD holds a Heating, Ventilation, Air Conditioning And Refrigeration license and 2 other licenses 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 Alley, Robert L, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Alley, Robert L Contact Information
Phone Number: (410) 647-0033
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Duct work only install new kitchen exhaust fan vent line to outsi de
Valuation:
N/A
Permit #:
M02202262
Status:
complete
Fee:
$80
Permit Type:
N/A
Building Type:
N/A
Replace furnace and air conditioning extend 2 supply lines to new addition replace fur nace and air conditioning with hi efficiency system
Valuation:
N/A
Permit #:
M02176981
Status:
complete
Fee:
$80
Permit Type:
N/A
Building Type:
N/A
Replace furnace and air conditioning remove existing system and replace with new high e fficiency heating and cooling
Valuation:
N/A
Permit #:
M02174003
Status:
complete
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
Addition heating and air conditioning install 2 ton 24000 btu heat pump and ductwork to condition addition
Valuation:
N/A
Permit #:
M02165310
Status:
complete
Fee:
$95
Permit Type:
N/A
Building Type:
N/A
Duct work only reposition ductwork for new addition and kitchen l ayout extend one bathroom vent
Valuation:
N/A
Permit #:
M02166188
Status:
complete
Fee:
$80
Permit Type:
N/A
Building Type:
N/A
Addition heating and air conditioning addition attic unit to condition master bedroom improvm ent
Valuation:
N/A
Permit #:
M02164667
Status:
complete
Fee:
$95
Permit Type:
N/A
Building Type:
N/A
Duct work only change existing ductwork in basement for new layou t addition 1 vent line for bathroom
Valuation:
N/A
Permit #:
M02158222
Status:
complete
Fee:
$80
Permit Type:
N/A
Building Type:
N/A
Duct work only extend 4 supply lines into new addition
Valuation:
N/A
Permit #:
M02172634
Status:
complete
Fee:
$80
Permit Type:
N/A
Building Type:
N/A
Replace heat pump replace old unit with new high efficiency system s ame size
Valuation:
N/A
Permit #:
M02205539
Status:
complete
Fee:
$80
Permit Type:
N/A
Building Type:
N/A
Ductwork- extend 2 lines
Valuation:
N/A
Permit #:
MEC15-0118
Status:
final
Fee:
$90
Permit Type:
Existing building...
Building Type:
N/A
Alter existing ductwork (extend to addition)
Valuation:
N/A
Permit #:
MEC13-0530
Status:
final
Fee:
$90
Permit Type:
Existing building...
Building Type:
N/A
Duct work only relocate furnace to accommodate new framing and m odify ductwork to match
Valuation:
N/A
Permit #:
M02178984
Status:
complete
Fee:
$80
Permit Type:
N/A
Building Type:
N/A
Addition heating and air conditioning addition gas furnace and air conditioning in attic to condition 2nd floor. modify basement ductwork
Valuation:
N/A
Permit #:
M02149522
Status:
complete
Fee:
$95
Permit Type:
N/A
Building Type:
N/A
Duct work only reinstall loose ductwork removed for remodel
Valuation:
N/A
Permit #:
M02160897
Status:
complete
Fee:
$80
Permit Type:
N/A
Building Type:
N/A
Addition heating and air conditioning install 2 zone mini split to condition addition an d master bedroom 18, 000 btu
Valuation:
N/A
Permit #:
M02147253
Status:
complete
Fee:
$95
Permit Type:
N/A
Building Type:
N/A
Duct work only move supply ducts to match new design
Valuation:
N/A
Permit #:
M02153908
Status:
complete
Fee:
$80
Permit Type:
N/A
Building Type:
N/A
Alter existing ductwork (extend to addition)
Valuation:
N/A
Permit #:
MEC13-0530
Status:
final
Fee:
$90
Permit Type:
Existing building...
Building Type:
N/A
Addition heating and air conditioning back-up 2nd floor with 18000btu heatpump with 5 kw h eat strip
Valuation:
N/A
Permit #:
M02139469
Status:
complete
Fee:
$95
Permit Type:
N/A
Building Type:
N/A
Mechanical for substantial improvement addition system in attic to make second floor single zo ne. run ductwork to new additiion on 1st floor
Valuation:
N/A
Permit #:
M02130938
Status:
complete
Fee:
$80
Permit Type:
N/A
Building Type:
N/A
Addition heating and air conditioning first floor is 24, 000 btus with 10 kw ele heat. 2n d and 3rd floor is 30, 000 btus with 10 kw ele heat
Valuation:
N/A
Permit #:
M02111616
Status:
complete
Fee:
$95
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Alley, Robert L License info
Verified License
| License # | 12586 |
| 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 Alley, Robert L 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 |
| City | Annapolis |
| Type | Contractor, Master Ltd |
- BuildZoom has not verified this license since March, 2017.
Verify this license's status for Alley, Robert L 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-498 |
| 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 Alley, Robert L at the The City of Annapolis, MD.
This is a sample of licensing data; click here to access a complete history.
90
BuildZoom Score
98
Permits
- Building permit records show that Alley, Robert L has worked on 98 permitted projects.