Updated: Jun 01, 2026
Location and Projects
Address
9615 LIBERTY ROAD, Frederick, MD, 21701
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Dehn Builders Construction
Dehn Builders, 9615 Liberty Rd, Frederick, MD (Owned by: John Charles Dehn) holds a Home Improvement 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 Dehn Builders, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Dehn Builders Services
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Dehn Builders Contact Information
Address: 9615 LIBERTY ROAD, Frederick, MD 21701
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This is a sample of this contractor's permits. Click here to access their complete permit history.
New tenant dwg; existing driveway revision 10/30/2017 - addition well line
Valuation:
$300,000
Permit #:
159322
Status:
complete
Fee:
N/A
Permit Type:
Plumbperm
Building Type:
N/A
Plumbing permit
Residential plumbing permit for renovation including the creation of new bathroom and remodel of kitchen area and existing bathrooms||whole house remodel to include all new drywall paint carpet and flooring. remodel existing sunroom. creating a bathroom in a bedroom to create a master suite on second floor. new septic system. replacing windows on 1st floor. new air conditioning unit h... see more
Valuation:
$135,000
Permit #:
160540
Status:
issued
Fee:
N/A
Permit Type:
Alteration
Building Type:
Single family dwe...
Plumbing permit
Plumbing to run water line to garage/workshop and plumbing for bathroom install ||*revision 2.22.17: response to plan review comments received (ss)|rebuild 35x48 storage/garage building that was destroyed by a fire in 2013 - catastrophic event. (demo permit #148562; occupancy #140126)
Valuation:
$48,000
Permit #:
159916
Status:
issued
Fee:
N/A
Permit Type:
Accessory
Building Type:
Nonresidential bu...
Plumbing permit
*revision 3.10.17: changing basement bedroom to a den with no window (ss)|renovating basement to include two new bedrooms re-frame family room remove drop ceiling and adding two new windows. first floor renovation to remove wall between two bedrooms to create one and kitchen and bathroom alterations
Valuation:
$50,000
Permit #:
157283
Status:
issued
Fee:
N/A
Permit Type:
Alteration
Building Type:
Single family dwe...
*revision 3.10.17: changing basement bedroom to a den with no window (ss) renovating basement to include two new bedrooms re-frame family room remove drop ceiling and adding two new windows. first floor renovation to remove wall between two bedrooms to create one and kitchen and bathroom alterations
Valuation:
$50,000
Permit #:
156882
Status:
complete
Fee:
N/A
Permit Type:
Plumbperm
Building Type:
N/A
Plumbing permit
Alteration of existing finished space to include existing bedrooms and bathrooms being renovated (paint flooring fixtures and ceramic) new windows sliding doors flooring (hardwood ceramic and carpet) re-arrange some non load bearing walls to rearrange master bathroom and mater closet on the first floor
Valuation:
$30,000
Permit #:
156883
Status:
N/A
Fee:
N/A
Permit Type:
Alteration
Building Type:
Single family dwe...
Plumbing permit
Assoc. building permit #144110/plumbing #145175||*this permit is replacing #58248 which has expired and only had a footer inspections. some sections are 100% complete others are about 30% complete. |enlarging existing bedroom & addition on crawl space to create master bedroom bathroom closet & breakfast nook. |garage to become study/family rm;adding covered front porch. |
Valuation:
$30,000
Permit #:
152954
Status:
issued
Fee:
N/A
Permit Type:
Reapplication - f...
Building Type:
Single family dwe...
Plumbing permit
Single family dwg; common driveway||$$$$ energy efficiency compliance method will use prescriptive values and requirements. $$$$
Valuation:
$430,000
Permit #:
160943
Status:
issued
Fee:
N/A
Permit Type:
New
Building Type:
Single family dwe...
Plumbing permit
Removing partion wall (load bearing wall) to create larger family room and a smaller den space swaping fixtures and updating existing 1/2 half
Valuation:
$25,000
Permit #:
159321
Status:
issued
Fee:
N/A
Permit Type:
Alteration
Building Type:
Single family dwe...
Plumbing permit
Replace water service line
Valuation:
N/A
Permit #:
154181
Status:
issued
Fee:
N/A
Permit Type:
Replace
Building Type:
Single family dwe...
No change in number of bedrooms or baths; frame in linen closet in bathroom
Valuation:
N/A
Permit #:
B8904086
Status:
APPR
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Total size of breezeway when complete is 7x9
Valuation:
N/A
Permit #:
B8901117
Status:
APPR
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
B9003728
Status:
APPR
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Metal pole building
Valuation:
N/A
Permit #:
B0000735
Status:
APPR
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
B9501029
Status:
APPR
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
B8806509
Status:
APPR
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
6'x16 shed on edge of existing asphalt driveway
Valuation:
$500
Permit #:
B02177223
Status:
canceled
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
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Dehn Builders License info
Verified License
| License # | 29096 |
| Status | Active |
| State | Maryland |
| Type | Home Improvement |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Dehn Builders at the Maryland Department of Labor, Licensing & Regulation.
This is a sample of licensing data; click here to access a complete history.
92
BuildZoom Score
15
Permits
- Building permit records show that Dehn Builders has worked on 15 permitted projects.
Dehn Builders Employees
JD
John Charles Dehn
Owner