Updated: May 04, 2026
Location and Projects
Address
707 NURSERY ROAD, Marriottsville, MD, 21104
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John Charles Greer Electrician
John Charles Greer at 707 NURSERY ROAD, Marriottsville, MD 21104, held a Electrician license (#66245) with the Maryland contractors license board with an expiration date of 11-20-2023. We last verified the license was expired on 05-02-2026.
Their BuildZoom score is 0 because we haven’t been able to verify an active license. As a result, they’re not ranked in the top 50% of 58,058 Maryland contractors.
If you’re thinking about hiring them, we recommend double-checking their license status with your local licensing authority. Alternatively, use our project planner to be easily matched to qualified, licensed professionals in your area.
John Charles Greer Contact Information
Phone Number: (410) 770-8300
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Address: 707 NURSERY ROAD, Marriottsville, MD 21104
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Upgrade panel - existing 200 amp
Valuation:
N/A
Permit #:
ELE18-0610
Status:
final
Fee:
$150
Permit Type:
Existing building...
Building Type:
N/A
(1) air conditioning unit
Valuation:
N/A
Permit #:
ELE18-0742
Status:
final
Fee:
$75
Permit Type:
Existing building...
Building Type:
N/A
1 3-1/2 ton air conditioner
Valuation:
N/A
Permit #:
ELE18-0129
Status:
final
Fee:
$75
Permit Type:
Existing building...
Building Type:
N/A
(1) kw heat pump
Valuation:
N/A
Permit #:
ELE18-0125
Status:
final
Fee:
$75
Permit Type:
Existing building...
Building Type:
N/A
Single family dwelling install 1/4 gas pipe from meter location to hwh and 3 taps 1 water heater. 1.25"/cast iron 40 into space for 3 future fixtures
Valuation:
N/A
Permit #:
P13005347
Status:
complete
Fee:
$94
Permit Type:
N/A
Building Type:
N/A
Single family dwelling - install 20kw generator w 200 amp transfer switch & 100 amp svc entrance cable 4107898300 *amendment received 2/25/14* addition 200amp svc entrance cable
Valuation:
N/A
Permit #:
E13002515
Status:
complete
Fee:
$199
Permit Type:
N/A
Building Type:
N/A
1 3-1/2 ton air conditioner
Valuation:
N/A
Permit #:
ELE18-0129
Status:
final
Fee:
$75
Permit Type:
Existing building...
Building Type:
N/A
Residential electrical addition alteration permit
2014-09-25
Single family dwelling 2 circuits (1) 15 amp for furnace and (1) 50 amp 240 v circuit for air conditioning unit 4107898300
Valuation:
N/A
Permit #:
E14005082
Status:
complete
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
(1) thermostat (1)hvac control (1) 8kw heat pump
Valuation:
N/A
Permit #:
ELE17-1208
Status:
final
Fee:
$55
Permit Type:
Existing building...
Building Type:
N/A
Sandwich shop replace (1) 200 amp service cable & (1) 100 amp service cable 4107898300
Valuation:
N/A
Permit #:
E14006600
Status:
complete
Fee:
$160
Permit Type:
N/A
Building Type:
N/A
Residential electrical addition alteration permit
2013-12-09
Single family dwelling - install water heater; 115v circuit is for the controls of a tankless water heater 4107898300
Valuation:
N/A
Permit #:
E13007254
Status:
complete
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
1- 4 ton heat pump 1- 15kw electric furnace
Valuation:
N/A
Permit #:
ELE17-0063
Status:
final
Fee:
$65
Permit Type:
Existing building...
Building Type:
N/A
1-30amp update breaker 1-50gal water heater
Valuation:
N/A
Permit #:
ELE15-0750
Status:
final
Fee:
$105
Permit Type:
Existing building...
Building Type:
N/A
Residential plumbing addition alteration permit
2014-09-24
Single family dwelling addition new gas line and manifold 1-furnace (standard low pressure)
Valuation:
N/A
Permit #:
P14003998
Status:
complete
Fee:
$78
Permit Type:
N/A
Building Type:
N/A
Residential plumbing addition alteration permit
2013-10-22
Single family dwelling install tankless hot water heater in basement and install new gas pipe to hot water heater
Valuation:
N/A
Permit #:
P13004713
Status:
complete
Fee:
$78
Permit Type:
N/A
Building Type:
N/A
Connection for 3 ton air conditioning unit & air handler
Valuation:
N/A
Permit #:
ELE16-0635
Status:
issued
Fee:
$75
Permit Type:
Existing building...
Building Type:
N/A
Electrical connection for furnace install
Valuation:
N/A
Permit #:
ELE16-0628
Status:
final
Fee:
$75
Permit Type:
Existing building...
Building Type:
N/A
Single family dwelling run gas line from meter to water heater 1-gas water heater
Valuation:
N/A
Permit #:
P14005191
Status:
complete
Fee:
$78
Permit Type:
N/A
Building Type:
N/A
1 35 amp a/c; 90, 000 btu circuit
Valuation:
N/A
Permit #:
ELE17-0682
Status:
final
Fee:
$35
Permit Type:
Existing building...
Building Type:
N/A
Interior renovations: bathroom and mudroom (drywall and insulation)
Valuation:
$20,000
Permit #:
PR-007383-2017
Status:
issued
Fee:
N/A
Permit Type:
Alteration
Building Type:
N/A
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John Charles Greer Reviews
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John Charles Greer License info
Inactive License
| License # | 66245 |
| Status | Inactive |
| State | Maryland |
| Type | Plumbers |
- According to the Maryland Department of Labor, Licensing & Regulation, 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 John Charles Greer at the Maryland Department of Labor, Licensing & Regulation.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| State | Maryland |
| Type | Electricians |
- According to the Maryland Department of Labor, Licensing & Regulation, 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 John Charles Greer at the Maryland Department of Labor, Licensing & Regulation.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | E0333 |
| Status | Inactive |
| City | Annapolis |
| Type | Electrical 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 John Charles Greer at the The City of Annapolis, MD.
This is a sample of licensing data; click here to access a complete history.
ALERT*
BuildZoom Score
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- *No active license on file. If you are John Charles Greer, click “This is My Business” to update your information.
Insured
| Insurer | Atlantic |
113
Permits
- Building permit records show that John Charles Greer has worked on 113 permitted projects.
John Charles Greer Employees
JG
John C Greer
Owner
JG
John Charles Greer
Owner