Updated: May 17, 2026
Location and Projects
Address
1216 SHERMAN AVENUE, Hagerstown, MD, 21740
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Glessner Alarm & Communications Electrician
Glessner Alarm & Communications, 1216 Sherman Ave, Hagerstown, MD (Owned by: Robert L Glessner Jr) holds a Home Improvement license and 3 other licenses according to the Maryland license board.
Their BuildZoom score of 103 ranks in the top 10% of 58,058 Maryland licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Glessner Alarm & Communications, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Glessner Alarm & Communications Contact Information
Phone Number: (301) 797-1280
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Address: 1216 SHERMAN AVENUE, Hagerstown, MD 21740
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Glessner Alarm & Communications Hagerstown
Quality
103
90th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Glessner Alarm & Communications has a BuildZoom score of 103, which places them above 90% of 58,058 contractors in Maryland.
Activity
|
2 projects
|
2025 |
|
2 projects
|
2024 |
|
5 projects
|
2023 |
Our building permit records indicate that Glessner Alarm & Communications has worked on at least
9.0 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
|
8 projects
|
Electrical projects |
Analyzing permits over the last 4 years shows that Glessner Alarm & Communications mostly works on
electrical project
projects.
Pricing
|
4 projects
|
< $5k |
|
1 project
|
$5k-$20k |
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.
Building Permits by Glessner Alarm & Communications
This is a sample of this contractor's permits. Click here to access their complete permit history.
Fire alarm modifications to 2nd floor space designated as phase 3.install (2) horn/strobes (2) strobe only (1) smoke detector & (1) manual pull station
Valuation:
N/A
Permit #:
495507
Status:
complete
Fee:
$204
Permit Type:
Elecperm
Building Type:
N/A
Install fire alarm devices in 2nd floor area being remodeled. project to be completed in two phases named phase 2 & phase 3.<div>related fire permit #: <b>493831</b></div><div>related building permit #: <b>487176</b></div>
Valuation:
N/A
Permit #:
493829
Status:
complete
Fee:
$204
Permit Type:
Elecperm
Building Type:
N/A
Low voltage devices;phone, security, data, audio, cctv, access control; paging system existing tenant change to space; phase 2 interior fit our of 18, 925 for medical marijuana cultivation. work to be completed in 4 phases outlined on the plans. rooms include: flower room numbers 6-9 vegitation rooms a & b propagation room drying rooms cleaning room and tank room. **revised 5/28/19; s... see more
Valuation:
$725,000
Permit #:
199887
Status:
complete
Fee:
$435
Permit Type:
Elecperm
Building Type:
N/A
Relocate reinstall (3) ceiling horn/strobes and (1) horn/strobe. addition (1) horn/strobe to system
Valuation:
$0
Permit #:
499445
Status:
complete
Fee:
$210
Permit Type:
Elecperm
Building Type:
N/A
Capital women's care cbo (50) voice-data devices & (6) audio devices (speakers)
Valuation:
N/A
Permit #:
E24004661
Status:
issued
Fee:
$78
Permit Type:
N/A
Building Type:
N/A
Demolish old data cabling and install (34) data cables in renovation area<div>**5/9/25; revised to include relocating (3) fiber optic cables & pre-wiring for (3) access control doors-ml</div>
Valuation:
$14,144
Permit #:
483527
Status:
issued
Fee:
$296
Permit Type:
Elecperm
Building Type:
N/A
Install (24) data & catv cable drops in renovation area
Valuation:
$4,500
Permit #:
427378
Status:
complete
Fee:
$181
Permit Type:
Elecperm
Building Type:
N/A
Install (5) data cables
Valuation:
N/A
Permit #:
455838
Status:
complete
Fee:
$181
Permit Type:
Elecperm
Building Type:
N/A
Wiring (1) speaker/strobe and (1) strobe to the fire alarm system
Valuation:
$882
Permit #:
474665
Status:
complete
Fee:
$196
Permit Type:
Elecperm
Building Type:
N/A
Suites 100 & 150 capital women's care (321) data cabling drops b23003027
Valuation:
N/A
Permit #:
E23005474
Status:
complete
Fee:
$133
Permit Type:
N/A
Building Type:
N/A
Install fire alarm system
Valuation:
N/A
Permit #:
E-20221601
Status:
complete
Fee:
N/A
Permit Type:
Electrical commer...
Building Type:
N/A
Run 10 low voltage voice/data cables. reuse existing low voltage voice/data cables for antietam insurance
Valuation:
N/A
Permit #:
E-20192310
Status:
complete
Fee:
N/A
Permit Type:
Electrical commer...
Building Type:
N/A
Low voltage cable for phone data/tv cameras door access security sound
Valuation:
N/A
Permit #:
E-20200144
Status:
complete
Fee:
N/A
Permit Type:
Electrical commer...
Building Type:
N/A
Install access control system in suite 201
Valuation:
N/A
Permit #:
E-20210918
Status:
complete
Fee:
N/A
Permit Type:
Electrical commer...
Building Type:
N/A
Addition to existing fire alarm system on the 2nd and 3rd floors
Valuation:
N/A
Permit #:
E-20223562
Status:
applied
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install security access control cctv fire alarm phone data systems
Valuation:
N/A
Permit #:
E-20203912
Status:
applied
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install access control and intercomm systems at 16 public sq
Valuation:
N/A
Permit #:
E-20200112
Status:
complete
Fee:
N/A
Permit Type:
Electrical commer...
Building Type:
N/A
Install 3 cameras in new garage
Valuation:
N/A
Permit #:
E-20210922
Status:
complete
Fee:
N/A
Permit Type:
Electrical reside...
Building Type:
N/A
Install security alarm and access control systems
Valuation:
N/A
Permit #:
E-20202457
Status:
complete
Fee:
N/A
Permit Type:
Electrical commer...
Building Type:
N/A
Install cctv and door monitoring systems
Valuation:
N/A
Permit #:
E-20202604
Status:
complete
Fee:
N/A
Permit Type:
Electrical commer...
Building Type:
N/A
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Glessner Alarm & Communications Reviews
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Verified License
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Glessner Alarm & Communications License info
Verified License
| Status | Active |
| State | Maryland |
| Type | Home Improvement |
| Business Type | Corporation |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Glessner Alarm & Communications 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 # | PA063396 |
| Status | Active |
| State | Pennsylvania |
| Business Type | Corporation |
- When BuildZoom last verified this license, it had an expiration date of February, 2026. Check the current license status of Glessner Alarm & Communications with the Pennsylvania Office of the Attorney General
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | WV020379 |
| Status | Active |
| State | West Virginia |
| Type | Specialty |
| Business Type | Corporation |
- When BuildZoom last verified this license, it had an expiration date of September, 2014. Check the current license status of Glessner Alarm & Communications with the West Virginia Contractor Licensing Board
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| Status | Active |
| State | Pennsylvania |
| Type | Contractor |
| Business Type | Corporation |
- When BuildZoom last verified this license, it had an expiration date of September, 2014. Check the current license status of Glessner Alarm & Communications with the Pennsylvania Office of the Attorney General
This is a sample of licensing data; click here to access a complete history.
103
BuildZoom Score
Insured
| Insurer | Lexington Ins. Co. |
| Insured up to | $1,000,000 |
346
Permits
- Building permit records show that Glessner Alarm & Communications has worked on 346 permitted projects.
Glessner Alarm & Communications Employees
DD
David W. Dick
Vice Pres.
NG
Neal R. Glessner
President
RJ
Robert L Glessner Jr
Owner