Updated: Aug 25, 2025
Location and Projects
Address
17005 HARDY RD, Mount Airy, MD, 21771
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Knj Construction LLC
Knj Construction LLC, 17005 Hardy Rd, Mt Airy, MD (Owned by: Michael Sharp) 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 Knj Construction LLC, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Knj Construction LLC Services
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Knj Construction LLC Contact Information
Phone Number: (410) 489-9224
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Address: 17005 HARDY RD, Mt Airy, MD 21771
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Residential addition single family dwelling permit
2025-08-25
Single family dwelling construct (2) story 12 x 21 addition with unfinished basement to expand kitchen and unfinished space on second floor 2 story full basement 2r 0fb 0hb 0fp other structure = none 0br porch/deck = n/a energy method = prescriptive method
Valuation:
N/A
Permit #:
B25002776
Status:
issued
Fee:
$2,310
Permit Type:
N/A
Building Type:
N/A
Sfd/remove existing 6 x 6 concrete porch and construct new 10 x 10 covered porch**collar ties required - subject to field inspection**
Valuation:
N/A
Permit #:
B24001158
Status:
complete
Fee:
$45
Permit Type:
N/A
Building Type:
N/A
Residential addition single family dwelling permit
2024-04-15
Sfd/construct 16 x 14 four season room addition with unfinished basement and demolish existing 32 x 16 deck and building new 16 x 16 deck 1 story full basement 1r 0fb 0hb 0fp other structure = none 0br porch/deck = deck energy method = prescriptive method
Valuation:
N/A
Permit #:
B24001027
Status:
complete
Fee:
$1,379
Permit Type:
N/A
Building Type:
N/A
Residential addition single family dwelling permit
2020-12-22
Single family dwelling construct 28 x 28 2-story detached garage w office space above and 1hb 2 story slab on grade 1r 0fb 1hb 0fp other structure = attached and detached garages 0br porch/deck = n/a energy method = n/a
Valuation:
N/A
Permit #:
B20003891
Status:
complete
Fee:
$2,279
Permit Type:
N/A
Building Type:
N/A
Finishing 1000 sf of basement to be family rm./game r, with wet bar only office workshop and full bathroom. creating egress window in office
Valuation:
$20,000
Permit #:
188873
Status:
complete
Fee:
$339
Permit Type:
Resuses
Building Type:
N/A
Residential addition single family dwelling permit
2019-01-08
Single family dwelling (1) story addition full basement 2r laundry/mudroom interior alerations energy code prescriptive
Valuation:
N/A
Permit #:
B18004227
Status:
complete
Fee:
$419
Permit Type:
N/A
Building Type:
N/A
Detached garage
Valuation:
N/A
Permit #:
RG-20-1377
Status:
issued
Fee:
$1,052
Permit Type:
N/A
Building Type:
N/A
Demolish two story addition replace with two story addition for family room dining room relocate kitchen 2nd floor master bedroom sewing room laundry room full bathroom finish storage above existing garage unfinished basement with wrap around porch
Valuation:
$95,441
Permit #:
BP-19-0587
Status:
issued
Fee:
$895
Permit Type:
N/A
Building Type:
N/A
Single family dwelling custom 2 story slab on grade basement = unfinished 14r 5fb 3hb 1fp 3 car attached 5br open porch and deck energy method = performance method subject to cb-76-2018./**7.20.22 revised plot plan per dpz to scale with setbacks**/**separate permit required for pool and poolhouse *5.22.23 amendment request to addition 10 x 22 covered porch over new 10 x 22 deck with s... see more
Valuation:
N/A
Permit #:
B22002816
Status:
issued
Fee:
$75,643
Permit Type:
N/A
Building Type:
N/A
Residential addition single family dwelling permit
2015-02-10
Single family dwelling 2-story addition full finish basement 2r 1fb (1br) covered porch energy code prescriptive method *6.4.15 amendment request to change existing deck to a 12 x 16 sunroom w full unfinished basement* approved 6.24.15
Valuation:
N/A
Permit #:
B15000558
Status:
complete
Fee:
$2,163
Permit Type:
N/A
Building Type:
N/A
Hopkins choice grading & sediment controls for new single family dwelling parcel 1
Valuation:
N/A
Permit #:
G22000138
Status:
issued
Fee:
$2,589
Permit Type:
N/A
Building Type:
N/A
Residential addition single family dwelling permit
2016-06-16
Single family dwelling 2 story full basement 2r extend 2 br rooms porch energy code prescriptive method
Valuation:
N/A
Permit #:
B16002754
Status:
complete
Fee:
$4,524
Permit Type:
N/A
Building Type:
N/A
Residential building uses permit
Construction of 24x24 detached garage which includes 288sf of unfinished storage space above; located to rear of existing sfd|*revision - 10.04.2017 - change setbacks due to updated information of size and shape of septic field*slc
Valuation:
$30,000
Permit #:
164672
Status:
issued
Fee:
N/A
Permit Type:
Accessory
Building Type:
Single family dwe...
Residential interior alteration single family dwelling permit
2019-09-24
Single family dwelling addition full bathroom & modify existing closet in existing bedroom on ground/lower level approx. 42 sq ft
Valuation:
N/A
Permit #:
B19003181
Status:
complete
Fee:
$80
Permit Type:
N/A
Building Type:
N/A
Single family dwelling construct 20 x 24 screened porch with steps and wood-burning masonry fireplace
Valuation:
N/A
Permit #:
B16004145
Status:
complete
Fee:
$120
Permit Type:
N/A
Building Type:
N/A
Nr - rancher w/garage unfinished basement
Valuation:
$232,449
Permit #:
BP-15-2060
Status:
issued
Fee:
$2,498
Permit Type:
N/A
Building Type:
N/A
New single family residence
2715 Bird View Road, MD
2015-09-28
No Description Available
Valuation:
N/A
Permit #:
BP152060
Status:
APPLIED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Deck
906 Parkridge Drive - Mt. Airy, MD
2015-09-25
No Description Available
Valuation:
N/A
Permit #:
BP151726
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Residential garage
2141 Herbert Avenue, MD
2015-04-30
No Description Available
Valuation:
N/A
Permit #:
BP150569
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Demolish remaining structure from fire on november 27 2016; replacement dwg ap# 166532; fire destroyed most of the home except the foundation; foundation to remain
Valuation:
$20,000
Permit #:
166640
Status:
complete
Fee:
$174
Permit Type:
Demolition
Building Type:
N/A
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Verified License
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Knj Construction LLC License info
Verified License
| License # | 90623 |
| Status | Active |
| State | Maryland |
| Type | Home Improvement |
- BuildZoom verified this license was active as of June 2025.
Verify this license's status for Knj Construction LLC 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 # | 90623 |
| Status | Active |
| State | Pennsylvania |
| Type | Contractor |
- When BuildZoom last verified this license, it had an expiration date of July, 2015. Check the current license status of Knj Construction LLC 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
29
Permits
- Building permit records show that Knj Construction LLC has worked on 29 permitted projects.
Knj Construction LLC Employees
MS
Michael Sharp
Owner