Updated: May 30, 2026
Location and Projects
Address
Sykesville, MD, 21784
Use our bidding system to
request a quote
William Stephen Perkins HVAC/Mechanical Contractor
William Stephen Perkins, Sykesville, MD holds a Heating, Ventilation, Air Conditioning And Refrigeration 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 William Stephen Perkins, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
William Stephen Perkins Contact Information
Do you work for this business? Unlock this free profile to update company info and see who's viewing your profile.
Building Permits by William Stephen Perkins
This is a sample of this contractor's permits. Click here to access their complete permit history.
Residential electrical addition alteration permit
2021-07-13
Deck and patio addition. install ceiling fan 4 recessed lights 4 outlets and a wall sconces.4109856336 b21001283
Valuation:
N/A
Permit #:
E21003443
Status:
complete
Fee:
$105
Permit Type:
N/A
Building Type:
N/A
Suite b-4 pixie & mane 60 amp subpanel; 9 outlets 2 lights 2 switches 30 amp dryer plug laundry & 30amp water heater disconnect 4109856336 b20002025
Valuation:
N/A
Permit #:
E20004389
Status:
complete
Fee:
$221
Permit Type:
N/A
Building Type:
N/A
Repairing circuits from damaged wall b22003954
Valuation:
N/A
Permit #:
E23001744
Status:
complete
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
Residential electrical addition alteration permit
2019-02-06
Sfd/sunroom - 50 amp subpanel; 8 led lights 8 receptacles 5 switches & mini-split system b180034334109856336
Valuation:
N/A
Permit #:
E19000616
Status:
complete
Fee:
$105
Permit Type:
N/A
Building Type:
N/A
Single family dwelling - 200 amp panel replacement/swap 4109856336
Valuation:
N/A
Permit #:
E20003780
Status:
complete
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
Guidepost montessori school (1) 400 amp disconnect
Valuation:
N/A
Permit #:
E23005778
Status:
complete
Fee:
$215
Permit Type:
N/A
Building Type:
N/A
Panel swap in condo unit
Valuation:
N/A
Permit #:
E21000005
Status:
complete
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
Adding (3) circuits for kitchen & reconfiguring circuits to relieve load off of (1) breaker; installing (8) recessed lights (5) outlets & (4) light fixtures *amendment received 05/12/2021* upgrade service from 60 amps to 150 amps as per code
Valuation:
N/A
Permit #:
E20005494
Status:
complete
Fee:
$105
Permit Type:
N/A
Building Type:
N/A
Suite g barenburg optical renovation to current suite 3d & 4d install 12 receptacles 6 switches 1 exit light 4 smoke detectors 16 lights (1) air conditioner 3 medical equipment b20002245 4109856336
Valuation:
N/A
Permit #:
E20003933
Status:
complete
Fee:
$287
Permit Type:
N/A
Building Type:
N/A
Iron mountain installation of a photovoltaic system (432) modules; 500 amp service; 500 amp subpanel; (3) inverters *permit correction 12/28/22: the existing service there is 600 amps not 500 amps w 800 amp enclosure to handle that* 4109856336 b20001397
Valuation:
N/A
Permit #:
E20005079
Status:
complete
Fee:
$721
Permit Type:
N/A
Building Type:
N/A
Single family dwelling - install 6 lights 3 switches exhaust fan & receptacle 4438856036 b16000216
Valuation:
N/A
Permit #:
E16000758
Status:
complete
Fee:
$105
Permit Type:
N/A
Building Type:
N/A
Cricket demolition only permit for cell tower 4438856036
Valuation:
N/A
Permit #:
E16000554
Status:
complete
Fee:
$78
Permit Type:
N/A
Building Type:
N/A
Cricket demolition only permit for cell tower 4438856036
Valuation:
N/A
Permit #:
E16000555
Status:
complete
Fee:
$78
Permit Type:
N/A
Building Type:
N/A
Cricket demolition only permit for cell tower 4438856036
Valuation:
N/A
Permit #:
E16000556
Status:
complete
Fee:
$78
Permit Type:
N/A
Building Type:
N/A
Building b howard hughes install (13) 40v dc's low voltage - install 298 speakers and 5 network control panels 443-885-6036 b16002938
Valuation:
N/A
Permit #:
E17000754
Status:
complete
Fee:
$188
Permit Type:
N/A
Building Type:
N/A
Demolition only of cricket cell tower 4438856036
Valuation:
N/A
Permit #:
E16001889
Status:
complete
Fee:
$78
Permit Type:
N/A
Building Type:
N/A
Grading for new single family dwelling
Valuation:
$7,568
Permit #:
G02018756
Status:
issued
Fee:
$675
Permit Type:
New
Building Type:
Single family gra...
No Description Available
Valuation:
N/A
Permit #:
T02032546
Status:
expired
Fee:
$450
Permit Type:
N/A
Building Type:
N/A
Similar Contractors See more
122
BZ Score
$300K
Avg Project
-
Projects
117
BZ Score
-
Avg Project
-
Projects
License # 100269
Gaithersburg, MD
120
BZ Score
-
Avg Project
-
Projects
William Stephen Perkins Reviews
BuildZoom hasn't received any reviews for William Stephen Perkins. Click here to be alerted when reviews are posted about them.
Recent Buildzoom Projects
Let us find you an HVAC pro in your area today
We'll search our vast network of HVAC Pros and connect
you with one that meets your needs today.
Verified License
BuildZoom confirmed this contractor's license
William Stephen Perkins License info
Verified License
| License # | 10292 |
| 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 William Stephen Perkins 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
17
Permits
- Building permit records show that William Stephen Perkins has worked on 17 permitted projects.
William Stephen Perkins Employees
WP
William Stephen Perkins
Owner