Updated: May 18, 2026
Location and Projects
Address
408 WILLINGTON DRIVE, Silver Spring, MD, 20904
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Double D Construction
Double D Construction, 408 Willington Dr, Silver Spring, MD (Owned by: Joshua Calo) holds a Home Improvement license and 2 other licenses according to the Maryland license board.
Their BuildZoom score of 93 ranks in the top 27% of 58,058 Maryland licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Double D Construction, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Double D Construction Services
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Double D Construction Contact Information
Phone Number: (301) 865-3900
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Address: 408 WILLINGTON DRIVE, Silver Spring, MD 20904
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Building Permits by Double D Construction
This is a sample of this contractor's permits. Click here to access their complete permit history.
Residential addition single family dwelling permit
2006-06-26
3room 1full bathroom 1bedroom and 1 story addition on crawl space and sun room. * 8-4-06 recieved letter from double d construction per barbry moran providing 1st floor elevation (302')information hand delivered
Valuation:
N/A
Permit #:
B06000521
Status:
complete
Fee:
$2,498
Permit Type:
N/A
Building Type:
N/A
Partial finish basement ***reroute due to addition of full bathroom and removing knee wall** 8/13/14
Valuation:
$15,000
Permit #:
14-318696
Status:
Inspections
Fee:
$87
Permit Type:
N/A
Building Type:
N/A
Residential addition single family dwelling permit
2005-06-17
Single family home attic w/bath screen porch same with 1 story addition full bsmnt 2 rooms 2fb 1hb laundry room interior alter to existing &
Valuation:
N/A
Permit #:
B00154502
Status:
complete
Fee:
$2,227
Permit Type:
N/A
Building Type:
N/A
New footings on existing front porch
Valuation:
$500
Permit #:
BR-019592-2017
Status:
issued
Fee:
N/A
Permit Type:
Accessory
Building Type:
N/A
Residential addition single family dwelling permit
2007-03-05
Sfd-2 story addition full basement 5 rooms 1 full bathroom 3 bedrooms construct master bedroom over existing garage
Valuation:
N/A
Permit #:
B07000665
Status:
complete
Fee:
$4,908
Permit Type:
N/A
Building Type:
N/A
Residential addition single family dwelling permit
2008-05-09
Sfd-1-story 40x30 addition on full basement 3 rms interior alteration extend kitchen and addition irregular shaped deck
Valuation:
N/A
Permit #:
B08000944
Status:
complete
Fee:
$3,414
Permit Type:
N/A
Building Type:
N/A
Residential addition single family dwelling permit
2005-05-17
Single family home same with 2 story addition part crawl space part slab 5r 2fb 2 car garage 1br porch & deck
Valuation:
N/A
Permit #:
B00153804
Status:
complete
Fee:
$3,624
Permit Type:
N/A
Building Type:
N/A
Single family dwelling sfd-1st addition on post and pier basement 1r 14x15 and 4x7 extend mudroom into garage front porch
Valuation:
N/A
Permit #:
B00147755
Status:
complete
Fee:
$402
Permit Type:
N/A
Building Type:
N/A
Residential interior alteration single family dwelling permit
2005-01-24
Single family home same with finish basement for family rm/library office bathroom & storage 1100 sqft
Valuation:
N/A
Permit #:
B00151995
Status:
complete
Fee:
$135
Permit Type:
N/A
Building Type:
N/A
Residential interior alteration single family dwelling permit
2005-03-08
Single family home same with convert existing dining room to study and study to full bathroom 222 sqft
Valuation:
N/A
Permit #:
B00152531
Status:
complete
Fee:
$80
Permit Type:
N/A
Building Type:
N/A
Residential interior alteration single family dwelling permit
2005-02-15
Single family dwelling sfd-finished basement for family room bathroom bar and unfinished basement 560 sq ft
Valuation:
N/A
Permit #:
B00152262
Status:
complete
Fee:
$80
Permit Type:
N/A
Building Type:
N/A
Residential interior alteration single family dwelling permit
2005-06-21
Single family dwelling sfd-finished basement for recrm playrm storage bathroom wet bar 1000 sq ft
Valuation:
N/A
Permit #:
B00154535
Status:
complete
Fee:
$135
Permit Type:
N/A
Building Type:
N/A
Residential interior alteration single family dwelling permit
2008-06-25
Sfd-add egress window in existing room to create bedroom addition basement bathroom 40 sq ft
Valuation:
N/A
Permit #:
B08001860
Status:
complete
Fee:
$53
Permit Type:
N/A
Building Type:
N/A
Residential interior alteration single family dwelling permit
2006-09-18
Sfd-finished basement for gameroom office storage bathroom and 2-wet bars *no bedrooms*
Valuation:
N/A
Permit #:
B06004768
Status:
complete
Fee:
$135
Permit Type:
N/A
Building Type:
N/A
Residential addition single family dwelling permit
2006-03-08
Single family dwelling same w/build 1 story sunroom addition 18x18 on rear of single family dwelling
Valuation:
N/A
Permit #:
B00158425
Status:
complete
Fee:
$682
Permit Type:
N/A
Building Type:
N/A
Single family dwelling same with 1 story detached 28 x 36 barn w 8 x 15 porch
Valuation:
N/A
Permit #:
B00158329
Status:
complete
Fee:
$217
Permit Type:
N/A
Building Type:
N/A
Residential interior alteration single family dwelling permit
2004-01-15
Single family home same with finish basement of house for recreation & powder rooms
Valuation:
N/A
Permit #:
B00145818
Status:
complete
Fee:
$61
Permit Type:
N/A
Building Type:
N/A
Residential addition single family dwelling permit
2004-10-14
Single family home same with 15 x 18 family room addition on rear of home
Valuation:
N/A
Permit #:
B00150761
Status:
complete
Fee:
$533
Permit Type:
N/A
Building Type:
N/A
Residential addition single family dwelling permit
2004-06-11
Single family home same with 2 story crawl space additon 3r 1fb & fp
Valuation:
N/A
Permit #:
B00148861
Status:
complete
Fee:
$1,615
Permit Type:
N/A
Building Type:
N/A
Residential addition single family dwelling permit
2003-09-12
Single family home same w 2 story addition full bsmnt 3rooms 2fb 1hb 2br
Valuation:
N/A
Permit #:
B00144061
Status:
complete
Fee:
$1,884
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Double D Construction License info
Verified License
| License # | 154661 |
| Status | Active |
| State | Maryland |
| Type | Home Improvement |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Double D Construction 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 # | 65041 |
| Status | Active |
| State | Maryland |
| Type | Home Improvement |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Double D Construction 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 # | 87112 |
| Status | Active |
| State | Maryland |
| Type | Home Improvement |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Double D Construction at the Maryland Department of Labor, Licensing & Regulation.
This is a sample of licensing data; click here to access a complete history.
93
BuildZoom Score
29
Permits
- Building permit records show that Double D Construction has worked on 29 permitted projects.
Double D Construction Employees
DD
Delaine Allison Deer
JC
Joshua Calo
Owner
RH
Robert M. Hudlow
Owner