Updated: Apr 26, 2026
Location and Projects
Address
Preston, MD, 21655
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John Marth Ewing Jr Plumber
John Marth Ewing Jr, Preston, MD holds a Plumbers license and 1 other license 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 John Marth Ewing Jr, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
John Marth Ewing Jr Services
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John Marth Ewing Jr Contact Information
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Construction of a replacement 2 story single family dwellingwith attached 2 bay garage; 1st floor includes (*see text*)
Valuation:
$1,400,000
Permit #:
20-357
Status:
issued
Fee:
$70
Permit Type:
Residential repla...
Building Type:
N/A
Construction of a new 2-story single family dwelling withan attached 2-bay garage; 1st floor includes an (*see text*)
Valuation:
$875,000
Permit #:
20-615
Status:
issued
Fee:
$70
Permit Type:
Residence single ...
Building Type:
N/A
Construction of a replacement 2 story single family dwellingwith attached 2 bay garage; 1st floor includes (*see text*)
Valuation:
$2,100,000
Permit #:
20-264
Status:
issued
Fee:
$70
Permit Type:
Residential repla...
Building Type:
N/A
Construction of a 1, 028 sq ft pool house; building includesa gym area wet bar bathroom with sauna and a (*see text*)
Valuation:
$200,000
Permit #:
20-346
Status:
issued
Fee:
$70
Permit Type:
Residential other...
Building Type:
N/A
New 2 story single family dwelling with porch 2ndfloor unfinished storage (see text)
Valuation:
$334,080
Permit #:
20-223
Status:
issued
Fee:
$70
Permit Type:
Residence single ...
Building Type:
N/A
Renovation of an existing single family dwelling; 2nd floor:remodel 2 existing bathrooms and 1 bedroom (*see text*)
Valuation:
$140,000
Permit #:
18-039
Status:
complete
Fee:
$70
Permit Type:
Residence additio...
Building Type:
N/A
One-story detached accessory apartment with 2 bedrooms, living room kitchen/dining room bathroom and (*see text*)
Valuation:
$96,000
Permit #:
15-253BFP
Status:
complete
Fee:
N/A
Permit Type:
Residential other...
Building Type:
N/A
7 x 20 storage shed for pool equipment with outdoor showeradded buried propane tank 12/9/16
Valuation:
$15,000
Permit #:
16-537
Status:
complete
Fee:
$70
Permit Type:
Residential other...
Building Type:
N/A
Renovation of existing single family dwelling: convertexisting attached garage into living space with (*see text*)
Valuation:
$425,000
Permit #:
17-278
Status:
complete
Fee:
$70
Permit Type:
Residence additio...
Building Type:
N/A
New 2-story single family dwelling: 1st floor includes afront porch foyer office sitting/play area (*see text*)
Valuation:
$316,156
Permit #:
17-033
Status:
complete
Fee:
$70
Permit Type:
Residence single ...
Building Type:
N/A
Two-story replacement residence: first floor: entry porch, foyer/music (*see text*) amended to addition propane tank 4/12/17
Valuation:
$1,376,639
Permit #:
16-068
Status:
complete
Fee:
$60
Permit Type:
Residential repla...
Building Type:
N/A
Two-story single family replacement dwelling; 1st floorsmall entry porch foyer/stairhall dining/liv (*see text*)
Valuation:
$1,500,000
Permit #:
16-052
Status:
complete
Fee:
$60
Permit Type:
Residential repla...
Building Type:
N/A
New 2-story single family dwelling; 1st floor to include adining room family room (*see text*) amended 7/6/17
Valuation:
$250,000
Permit #:
17-235
Status:
complete
Fee:
$70
Permit Type:
Residence single ...
Building Type:
N/A
Construction of a new 1-story single family dwelling;includes a great room kitchen laundry room (see text)
Valuation:
$200,000
Permit #:
21-521
Status:
issued
Fee:
$70
Permit Type:
Residence single ...
Building Type:
N/A
1 1/2 story single family dwelling: 1st floor: foyer living room kitchen breakfast niche dining room (*see text*)
Valuation:
$350,000
Permit #:
15-029
Status:
complete
Fee:
$164
Permit Type:
Residence single ...
Building Type:
N/A
New single family residence with attached garage and frontporch **amended 11/15/17 see text**
Valuation:
$250,000
Permit #:
17-091
Status:
complete
Fee:
$70
Permit Type:
Residence single ...
Building Type:
N/A
1½-story single family dwelling with partial basement formechanical room & conditioned crawspace; first (*see text*)
Valuation:
$800,000
Permit #:
15-200
Status:
complete
Fee:
$188
Permit Type:
Residence single ...
Building Type:
N/A
Renovation of existing single family dwelling: convertexisting attached garage into living space with (*see text*)
Valuation:
$425,000
Permit #:
17-278
Status:
complete
Fee:
$70
Permit Type:
Residence additio...
Building Type:
N/A
Renovation of existing single family dwelling: basement toinclude an office 2 (*see text*) amended on 10/27/17
Valuation:
$2,000,000
Permit #:
16-271
Status:
complete
Fee:
$60
Permit Type:
Residence additio...
Building Type:
N/A
Renovation of an existing single family dwelling;construction of a breezeway addition connecting (see text)
Valuation:
$100,000
Permit #:
21-334
Status:
issued
Fee:
$70
Permit Type:
Residence additio...
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
John Marth Ewing Jr License info
Verified License
| License # | 10591 |
| Status | Active |
| State | Maryland |
| Type | Plumbers |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for John Marth Ewing Jr at the Maryland Department of Labor, Licensing & Regulation.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | PL-0002626 |
| Status | Active |
| State | Delaware |
| Type | Plumber |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for John Marth Ewing Jr at the State of Delaware.
This is a sample of licensing data; click here to access a complete history.
92
BuildZoom Score
29
Permits
- Building permit records show that John Marth Ewing Jr has worked on 29 permitted projects.
John Marth Ewing Jr Employees
JE
John Marth Ewing
Applicant
JJ
John Marth Ewing Jr
Owner