Updated: Apr 05, 2026
Location and Projects
Address
8390 REVELATION AVE, Walkersville, MD, 21793
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Charles R Harris HVAC/Mechanical Contractor
Charles R Harris at 8390 REVELATION AVE, Walkersville, MD 21793, held a HVAC/Mechanical Contractor license (#70679) with the Maryland contractors license board with an expiration date of 03-29-2019. We last verified the license was expired on 04-04-2026.
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 bidding system to be easily matched to qualified, licensed professionals in your area.
Charles R Harris Contact Information
Address: 8390 REVELATION AVE, Walkersville, MD 21793
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This is a sample of this contractor's permits. Click here to access their complete permit history.
No Description Available
Valuation:
N/A
Permit #:
EL 181790
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Homeowner b15003184 wire low voltage cameras see attached documentation 410-963-8788
Valuation:
N/A
Permit #:
E16006116
Status:
complete
Fee:
$72
Permit Type:
N/A
Building Type:
N/A
Single family dwelling 1-story attached garage/workshop addition (32 x 50') full basement attached by breezeway ri
Valuation:
N/A
Permit #:
B15003184
Status:
complete
Fee:
$554
Permit Type:
N/A
Building Type:
N/A
Residential interior alteration single family dwelling permit
2008-09-29
Sfd-partial finished basement for recroom wet bar and bathroom 722 sq ft*90 day extension granted thru 9-16-08* *9-24-08 amendment rec'd to addition gas fireplace which was shown on the original drawings approved 9-29-08*
Valuation:
N/A
Permit #:
B07004554
Status:
complete
Fee:
$185
Permit Type:
N/A
Building Type:
N/A
Residential new single family dwelling permit
2018-08-29
Single family dwelling remove existing house and replace and attach to garage/workshop 2-story full finished basement 9r 4fb 1hb 1fp elevator 2-car garage (3br) porch energy code prescriptive method *08.28.18 amendment request to change 3-season room to a screened porch* **8.29.18 amendment approved to change 3 season room into a screen porch**
Valuation:
N/A
Permit #:
B17002762
Status:
complete
Fee:
$25,991
Permit Type:
N/A
Building Type:
N/A
Single family dwelling install basement bathroom on existing rough-in 1-shower/1-lav/1-water closet/1-dishwasher/1-wet bar/1-steam shower hmo
Valuation:
N/A
Permit #:
P08000402
Status:
complete
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
Exempt timberleigh ridge grading & sediment controls for reconstruction of sfd- lot #7
Valuation:
N/A
Permit #:
G17000241
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
EL 1903
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
EL 20238
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
B8701903
Status:
VOID
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Permits plus archive - building add/alt - residential
2013-04-16
Second story additon and laundry room addition to a one story home including mechanical and electrical. call 301-258-6338 to schedule the following inspections: see attached required inspections list. when alterations repairs or additions requiring a permit occur the dwelling unit shall be provided with smoke alarms located as required for new dwellings; the smoke alarms shall be in e... see more
Valuation:
$45,000
Permit #:
PI-B101016
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Charles R Harris License info
Inactive License
| License # | 70679 |
| Status | Inactive |
| State | Maryland |
| Type | Heating, Ventilation, Air Conditioning And Refrigeration |
- 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 Charles R Harris at the Maryland Department of Labor, Licensing & Regulation.
This is a sample of licensing data; click here to access a complete history.
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7
Permits
- Building permit records show that Charles R Harris has worked on 7 permitted projects.