Updated: May 19, 2026
Location and Projects
Address
1416 PEACE DRIVE, Pasadena, MD, 21122
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KO Construction
KO Construction, 1416 Peace Dr, Pasadena, MD (Owned by: Keith Brian Olson) holds a Home Improvement license according to the Maryland license board.
Their BuildZoom score of 90 indicates that they are licensed or registered but we do not have additional information about them.
Their license was verified as active when we last checked. If you are thinking of hiring KO Construction, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
KO Construction Services
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KO Construction Contact Information
Phone Number: (443) 618-0487
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Address: 1416 PEACE DRIVE, Pasadena, MD 21122
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Residential interior alteration single family dwelling permit
2022-02-01
Single family dwelling angel's touch assisted living - convert existing garage into 2 bedrooms & 2 baths */* 2.11.2022 permit reactivated and extended to may 12 2022 */*90-day extension approved through june 25 2024*
Valuation:
N/A
Permit #:
B20002458
Status:
complete
Fee:
$185
Permit Type:
N/A
Building Type:
N/A
Residential single family dwelling (new addition alteration demolition accessory dwelling unit) perm
2020-01-27
Finish basement to create bedroom bathroom, and rec room
Valuation:
$40,000
Permit #:
B02379473
Status:
complete
Fee:
$270
Permit Type:
N/A
Building Type:
N/A
Residential single family dwelling (new addition alteration demolition accessory dwelling unit) perm
2019-11-15
Addition new window in kitchen
Valuation:
$2,100
Permit #:
B02377559
Status:
complete
Fee:
$75
Permit Type:
N/A
Building Type:
N/A
Construct 4'x10 lean-to over existing stairwell
Valuation:
$2,000
Permit #:
B02370492
Status:
issued
Fee:
$75
Permit Type:
Alteration
Building Type:
Single family dwe...
Residential single family dwelling (new addition alteration demolition accessory dwelling unit) perm
2015-02-13
Rmv/cnst 14x18 dek & 14x 20 (1-sty)addtn instl 28lfx2 1/2'h ret wall undr r side deck building wood fire pizza oven outside
Valuation:
$60,000
Permit #:
B02313073
Status:
complete
Fee:
$410
Permit Type:
N/A
Building Type:
N/A
Residential single family dwelling (new addition alteration demolition accessory dwelling unit) perm
2014-02-03
Scab 4 fl joist in basement*rpl sill plate 12ft* rpl 4 wall studs 1st fl bthrm*scab 4 rafter 2nd fl bedroom #2 bathroom *100 sf roof rpr**termite damage**
Valuation:
$10,000
Permit #:
B02301675
Status:
complete
Fee:
$110
Permit Type:
N/A
Building Type:
N/A
Residential single family dwelling (new addition alteration demolition accessory dwelling unit) perm
2013-10-14
Rmv ex 24'x12 deck conc underneath wood/conc platform & steps 18'x3'; addition 24'x12 wood deck w/18'x3 platform/landing w/3-sets steps to grade
Valuation:
$14,000
Permit #:
B02298387
Status:
complete
Fee:
$120
Permit Type:
N/A
Building Type:
N/A
Residential single family dwelling (new addition alteration demolition accessory dwelling unit) perm
2012-01-30
Waterproof existing 18 basement wall.rplace exst areaway w horizontal path to existing steps on adjacent slop. provide improved access to crawl sp
Valuation:
$15,495
Permit #:
B02282470
Status:
complete
Fee:
$140
Permit Type:
N/A
Building Type:
N/A
Residential single family dwelling (new addition alteration demolition accessory dwelling unit) perm
2012-04-23
Excvt fl for prop wrkrm area&conc fl off crwlsp w 4"slab, bld2non brng wll to sep area for accs to cr wlsp, undrpin blk wall7'h(7x11)rv4/23/12 plans cmnt
Valuation:
$13,500
Permit #:
B02284176
Status:
complete
Fee:
$120
Permit Type:
N/A
Building Type:
N/A
Residential building uses permit
Kitchen renovation; new cabinets dishwasher refrigerator and cosmetic work & trim
Valuation:
$26,000
Permit #:
112630
Status:
issued
Fee:
N/A
Permit Type:
Alteration
Building Type:
Single family dwe...
Residential single family dwelling (new addition alteration demolition accessory dwelling unit) perm
2012-05-16
Modify existing porch and construct a 26'x22 irregular addition w/crawl space for bedroom, bathroom room and closet
Valuation:
$50,000
Permit #:
B02285784
Status:
complete
Fee:
$340
Permit Type:
N/A
Building Type:
N/A
Residential single family dwelling (new addition alteration demolition accessory dwelling unit) perm
2013-08-05
Extend existing porch roof 5'6 for total 9x10 porch roof over at front door
Valuation:
$1,800
Permit #:
B02296880
Status:
complete
Fee:
$75
Permit Type:
N/A
Building Type:
N/A
Residential single family dwelling (new addition alteration demolition accessory dwelling unit) perm
2021-05-19
Convert screened porch to living space
Valuation:
$4,500
Permit #:
B02395797
Status:
filed
Fee:
$110
Permit Type:
N/A
Building Type:
N/A
Construct 2 story addition * 1st fl for family room 2nd fl for 2 bedrooms * rev 11-06-01 slb change 2nd fl plan to addition 1 bathroom & 2 bdrms
Valuation:
$50,000
Permit #:
B02167798
Status:
complete
Fee:
$258
Permit Type:
Addition
Building Type:
Single family dwe...
Residential single family dwelling (new addition alteration demolition accessory dwelling unit) perm
2018-09-10
Erect a 5'2"x14 porch roof onto existing deck
Valuation:
$2,000
Permit #:
B02361134
Status:
complete
Fee:
$75
Permit Type:
N/A
Building Type:
N/A
Residential single family dwelling (new addition alteration demolition accessory dwelling unit) perm
2011-06-09
Demolish extension structure between garage & single family dwelling const 11x20 addition to enlarge extension kitchen
Valuation:
$28,000
Permit #:
B02277022
Status:
complete
Fee:
$186
Permit Type:
N/A
Building Type:
N/A
Residential single family dwelling (new addition alteration demolition accessory dwelling unit) perm
2017-10-05
5x7'6 roof over existing exterior basement steps
Valuation:
$1,200
Permit #:
B02349942
Status:
complete
Fee:
$75
Permit Type:
N/A
Building Type:
N/A
Reinforce existing house by adding beams under 1st floor * no footprint change/all interior work
Valuation:
$9,500
Permit #:
B02196987
Status:
complete
Fee:
$95
Permit Type:
Alteration
Building Type:
Single family dwe...
Replace existing deck w/composite deck, new rail system*21x8*replace in kind*w/steps to grade
Valuation:
$6,000
Permit #:
B02266915
Status:
complete
Fee:
$110
Permit Type:
N/A
Building Type:
N/A
Enclose existing porch to create 10'x16 dining room extention
Valuation:
$10,000
Permit #:
B02195761
Status:
canceled
Fee:
$95
Permit Type:
Addition
Building Type:
Single family dwe...
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171
BZ Score
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Avg Project
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Projects
137
BZ Score
$10K
Avg Project
-
Projects
137
BZ Score
$240K
Avg Project
-
Projects
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KO Construction License info
Verified License
| License # | 45199 |
| Status | Active |
| State | Maryland |
| Type | Home Improvement |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for KO Construction at the Maryland Department of Labor, Licensing & Regulation.
This is a sample of licensing data; click here to access a complete history.
90
BuildZoom Score
18
Permits
- Building permit records show that KO Construction has worked on 18 permitted projects.
KO Construction Employees
KO
Keith Brian Olson
Owner