Updated: Feb 12, 2026
Location and Projects
Address
6143 Waterloo Rd, Ellicott City, MD, 21043
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Home Improvements by Timerline
Home Improvements by Timerline, 6143 Waterloo Rd, Ellicott City, MD (Owned by: David William Wagner) holds a Home Improvement license and 1 other license according to the Maryland license board.
Their BuildZoom score of 97 ranks in the top 18% of 58,058 Maryland licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Home Improvements by Timerline, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Home Improvements by Timerline Services
Start a project today:
Multi-Room Remodel
Kitchen Remodel
Bathroom Remodel
Basement Remodel
Medium Multi-Family Remodel...
Other Residential Remodel
Office Renovation
Restaurant Renovation
Retail Renovation
Other Commercial Renovation
Roofing
Hardwood Flooring
Carpets
Laminate Flooring
Other Flooring
Wood Fences
Gutters and Flashing
Skylights
Industrial Renovation
Hotel Renovation
Warehouse Renovation
Small Multi-Family Remodel ...
Whole Home Remodel
Addition
Vertical Addition
Horizontal Addition
Vertical and Horizontal Add...
Attic Remodel
Single Room Remodel
Cosmetic Remodel
Large Multi-Family Remodel ...
Healthcare Facility Renovation
Home Improvements by Timerline Contact Information
Phone Number: (410) 788-5005
Address: 6143 Waterloo Rd, Ellicott City, MD 21043
Building Permits by Home Improvements by Timerline
This is a sample of this contractor's permits. Click here to access their complete permit history.
Single family dwelling construct 16 x 14 screened porch on second story on rear of house**subject to field inspection**
Valuation:
N/A
Permit #:
B25000981
Status:
complete
Fee:
$112
Permit Type:
N/A
Building Type:
N/A
Residential addition single family dwelling permit
2023-12-07
Sfd/convert 14'10 x 20 of existing garage to living space and construct 12 x 19'6 addition off rear of existing garage 1 story post & pier 3r 1fb 0hb 0fp other structure = attached garage 1br porch/deck = n/a energy method = n/a
Valuation:
N/A
Permit #:
B23004585
Status:
complete
Fee:
$825
Permit Type:
N/A
Building Type:
N/A
Single family dwelling construct 4 x 8 roof over existng stoop
Valuation:
N/A
Permit #:
B23004683
Status:
complete
Fee:
$31
Permit Type:
N/A
Building Type:
N/A
Single family dwelling construct 14 x 20 open deck w/steps
Valuation:
N/A
Permit #:
B20002281
Status:
complete
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
Residential interior alteration single family dwelling permit
2016-10-05
Single family dwelling finish basement to include: full bathroom recreation room with wet bar & 2 unfinished utility rooms approximately 600 sq ft
Valuation:
N/A
Permit #:
B16004341
Status:
complete
Fee:
$135
Permit Type:
N/A
Building Type:
N/A
Single family dwelling remove existing roof and addition 2nd floor 5r 1fb (3br) energy code prescriptive method *2-11-16 - 90 day extension granted thru 5-11-16* **0613.16 amendment request to change third bedroom to a sewing room** **6.14.16 amendment approved**
Valuation:
N/A
Permit #:
B15003665
Status:
complete
Fee:
$3,649
Permit Type:
N/A
Building Type:
N/A
Single family dwelling construct 14 x 14 sun porch with 8 x 14 deck and steps to grade
Valuation:
N/A
Permit #:
B15000374
Status:
complete
Fee:
$473
Permit Type:
N/A
Building Type:
N/A
Sfth construct 12 x 20 second story deck - no steps
Valuation:
N/A
Permit #:
B14003291
Status:
complete
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
St. john lutheran church interior alterations only to include removal of platform extension construct riser for band and install handicapped ramp
Valuation:
N/A
Permit #:
B17000329
Status:
complete
Fee:
$397
Permit Type:
N/A
Building Type:
N/A
Residential addition single family dwelling permit
2012-10-03
Single family dwelling construct 1-story addition above existing garage 14 x24
Valuation:
N/A
Permit #:
B12003285
Status:
complete
Fee:
$861
Permit Type:
N/A
Building Type:
N/A
Residential addition single family dwelling permit
2011-11-30
Sfd/construct a 14x24 screened porch 8x8 deck 3x4 landing and 4 stairs to ground
Valuation:
N/A
Permit #:
B11003502
Status:
complete
Fee:
$92
Permit Type:
N/A
Building Type:
N/A
Sfd/replace existing 7x18 pressure treated deck with new 7x18 pressure treated deck w/steps
Valuation:
N/A
Permit #:
B11002859
Status:
complete
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
Residential addition single family dwelling permit
2013-04-03
Single family dwelling construct 12 x 20 screen porch on rear of dwelling
Valuation:
N/A
Permit #:
B13001150
Status:
complete
Fee:
$73
Permit Type:
N/A
Building Type:
N/A
Sfth convert powder room into full bathroom 28 sq. ft
Valuation:
N/A
Permit #:
B13000493
Status:
complete
Fee:
$53
Permit Type:
N/A
Building Type:
N/A
Single family dwelling addition 12 x 16 extension to existing screened porch - no steps (new total size 16 x 24')
Valuation:
N/A
Permit #:
B17003361
Status:
complete
Fee:
$63
Permit Type:
N/A
Building Type:
N/A
Sfd/construct 16x17 pressure treated deck w 3'x4 landing and steps to grade
Valuation:
N/A
Permit #:
B11001537
Status:
complete
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
Residential addition single family dwelling permit
2008-06-24
Sfd/1 story addition full basement 2r/fb (1 br)add screen porch 11 x18
Valuation:
N/A
Permit #:
B08001533
Status:
complete
Fee:
$4,385
Permit Type:
N/A
Building Type:
N/A
Residential addition single family dwelling permit
2004-12-02
Single family dwelling sfd-1st full basement addition 11x15 install addition
Valuation:
N/A
Permit #:
B00151411
Status:
complete
Fee:
$711
Permit Type:
N/A
Building Type:
N/A
Residential addition single family dwelling permit
2007-04-04
Sfd-12x16 screened porch w/3x4 landing and steps *variance included*
Valuation:
N/A
Permit #:
B07001074
Status:
complete
Fee:
$63
Permit Type:
N/A
Building Type:
N/A
Single family dwelling sfd-8x12 front porch roof install porch roof
Valuation:
N/A
Permit #:
B00151409
Status:
complete
Fee:
$44
Permit Type:
N/A
Building Type:
N/A
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Verified License
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Home Improvements by Timerline License info
Verified License
| License # | 33349 |
| Status | Active |
| State | Maryland |
| Type | Home Improvement |
- BuildZoom verified this license was active as of February 2026.
Verify this license's status for Home Improvements by Timerline 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 # | 33349 |
| Status | Active |
| State | Pennsylvania |
| Type | Contractor |
- When BuildZoom last verified this license, it had an expiration date of June, 2015. Check the current license status of Home Improvements by Timerline with the Pennsylvania Office of the Attorney General
This is a sample of licensing data; click here to access a complete history.
97
BuildZoom Score
22
Permits
- Building permit records show that Home Improvements by Timerline has worked on 22 permitted projects.
Home Improvements by Timerline Employees
DW
David William Wagner
Owner