Updated: May 07, 2026
Location and Projects
Address
1504 Sycamore Street, Rockville, MD, 20850
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Johnathan C. Harris Plumber
Johnathan C. Harris, 1504 Sycamore St, Rockville, MD (Owned by: Johnathan Charles Harris) holds a Plumbers license and 3 other licenses according to the Maryland license board.
Their BuildZoom score of 92 ranks in the top 32% of 58,058 Maryland licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Johnathan C. Harris, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Johnathan C. Harris Services
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Johnathan C. Harris Contact Information
Phone Number: (443) 248-7480
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Address: 1504 Sycamore Street, Rockville, MD 20850
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Residential plumbing addition alteration permit
2020-01-10
Unit b-2 sf condo replace existing plumbing fixtures 1-bathtub/1-water closets/1-kitchen sink/1-dishwasher/1-disposal/1-icemaker/1-gas range
Valuation:
N/A
Permit #:
P20000142
Status:
complete
Fee:
$133
Permit Type:
N/A
Building Type:
N/A
Single family dwelling replace/rework existing plumbing 3-showers/3-lavs/1-kitchen sink/1-wash mach conn/1-dishwasher/1-gas water heater * 1.18.2019 amendment to addition new gas meter w/pressure test- bge work order # 15557568 *
Valuation:
N/A
Permit #:
P18003898
Status:
complete
Fee:
$149
Permit Type:
N/A
Building Type:
N/A
Single family dwelling replace bathtub & shower relocate laundry install hose bibb
Valuation:
N/A
Permit #:
P19000326
Status:
complete
Fee:
$200
Permit Type:
N/A
Building Type:
N/A
Single family dwelling repair/replace water service
Valuation:
N/A
Permit #:
P19003989
Status:
complete
Fee:
$105
Permit Type:
N/A
Building Type:
N/A
1-4 fixtures - range (3) furnaces
Valuation:
N/A
Permit #:
BP-20-00128-03
Status:
final
Fee:
$90
Permit Type:
N/A
Building Type:
N/A
Plumbing permit
*revised setbacks 2/18/14 scw*|site plan #93-31; phase 5 #13947|addition to existing restaurant for larger dining area; new exterior facade; modify restrooms for ada compliance; new kitchen hood. will do exterior modifications to include convert drive thru to new side by side
Valuation:
N/A
Permit #:
121938
Status:
issued
Fee:
N/A
Permit Type:
Addition
Building Type:
Nonresidential bu...
Replace existing plumbing fixtures 1 - washing machine connection 1 - water closet 1 - kitchen sink 1 - dishwasher 1 - disposal 1 - ice maker 2 - bathtubs 1 - (2)compartment sink
Valuation:
N/A
Permit #:
P20000912
Status:
complete
Fee:
$122
Permit Type:
N/A
Building Type:
N/A
Replace and install plumbing fixtures 4 - bathtubs 4 - lavs 1 - kitchen sink 1 - (2)compartment sink 1 - washing machine conn 1 - dishwasher 1 - disposal 1 - ice maker
Valuation:
N/A
Permit #:
P20000913
Status:
complete
Fee:
$249
Permit Type:
N/A
Building Type:
N/A
Single family dwelling install plumbing fixtures - 2-bathtubs 1-shower 4 - lavs 4-water closets 2-kitchen sinks 1-disposal 1-ice maker 1-sill cock
Valuation:
N/A
Permit #:
P22004670
Status:
complete
Fee:
$285
Permit Type:
N/A
Building Type:
N/A
Single family dwelling interior alterations including replace bathtubs venting & copper piping in basement 2-bathtubs
Valuation:
N/A
Permit #:
P15004365
Status:
complete
Fee:
$433
Permit Type:
N/A
Building Type:
N/A
Single family dwelling connect to public water and sewer
Valuation:
N/A
Permit #:
P15004049
Status:
complete
Fee:
$430
Permit Type:
N/A
Building Type:
N/A
Residential plumbing addition alteration permit
2018-01-02
Single family dwelling install new gas line to grill
Valuation:
N/A
Permit #:
P18000010
Status:
complete
Fee:
$78
Permit Type:
N/A
Building Type:
N/A
Commercial plumbing addition alteration permit
2017-03-17
Herbalife (in residence) install plumbing fixtures: 1-compartment sink 1-hand sink per health department request
Valuation:
N/A
Permit #:
P17001222
Status:
complete
Fee:
$111
Permit Type:
N/A
Building Type:
N/A
Unit 1 apartment gas range change out
Valuation:
N/A
Permit #:
P20000013
Status:
complete
Fee:
$78
Permit Type:
N/A
Building Type:
N/A
Sewer inspection
Valuation:
N/A
Permit #:
PLU14-0579
Status:
issued
Fee:
$90
Permit Type:
Existing building...
Building Type:
N/A
Unit 3 apts gas range change out
Valuation:
N/A
Permit #:
P20000017
Status:
complete
Fee:
$78
Permit Type:
N/A
Building Type:
N/A
Unit 2 apts gas range change out
Valuation:
N/A
Permit #:
P20000014
Status:
complete
Fee:
$78
Permit Type:
N/A
Building Type:
N/A
Residential plumbing addition alteration permit
2019-11-20
Single family dwelling repair main sewer service
Valuation:
N/A
Permit #:
P19005147
Status:
complete
Fee:
$105
Permit Type:
N/A
Building Type:
N/A
Residential plumbing addition alteration permit
2014-06-06
Single family dwelling repair 4 sewer main
Valuation:
N/A
Permit #:
P14002294
Status:
complete
Fee:
$105
Permit Type:
N/A
Building Type:
N/A
Water or sewer connection
8754 Dove Dr, MD
2015-03-17
No Description Available
Valuation:
N/A
Permit #:
WS 150147
Status:
APPLIED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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120
BZ Score
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120
BZ Score
$1.5K
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120
BZ Score
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Verified License
BuildZoom confirmed this contractor's license
Johnathan C. Harris License info
Verified License
| License # | 92999 |
| Status | Active |
| State | Maryland |
| Type | Plumbers |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Johnathan C. Harris 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 # | 2651 |
| Status | Active |
| City | Annapolis |
| Type | Master Plumber, Mpgf |
- When BuildZoom last verified this license, it had an expiration date of May, 2015. Check the current license status of Johnathan C. Harris with the The City of Annapolis, MD
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 66787 |
| Status | Active |
| State | Maryland |
- When BuildZoom last verified this license, it had an expiration date of May, 2014. Check the current license status of Johnathan C. Harris with the Maryland Department of Labor, Licensing & Regulation
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | CON-2651 |
| Status | Inactive |
| City | Annapolis |
| Type | Plumber |
- 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 Johnathan C. Harris at the The City of Annapolis, MD.
This is a sample of licensing data; click here to access a complete history.
92
BuildZoom Score
Insured
| Insurer | All Insurance Resource Inc |
21
Permits
- Building permit records show that Johnathan C. Harris has worked on 21 permitted projects.
Johnathan C. Harris Employees
JH
Johnathan C. Harris
Owner
JH
Johnathan Charles Harris
Owner