Updated: Jun 06, 2026
Location and Projects
Address
4248 S 148TH ST, Tukwila, WA, 98168
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Cosic Construction Llc
Serving Tukwila and surrounding areas, Cosic Construction LLC brings nearly two decades of experience to residential and commercial construction projects in the region. The company specializes in a range of construction services, working with clients on new builds, renovations, and general contracting needs. With 19 years of industry presence, Cosic Construction LLC has developed expertise that benefits property owners seeking reliable project management from start to finish. The business handles various types of properties, offering tailored solutions to fit each client's requirements and scope. Cosic Construction LLC operates locally, allowing for a clear understanding of building codes and construction standards within the Tukwila area and greater King County.
Cosic Construction Llc Services
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Cosic Construction Llc Contact Information
Phone Number: (206) 778-4538
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Address: 4248 S 148TH ST, Tukwila, WA 98168
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Building Permits by Cosic Construction Llc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Young residence - addition|when submitting an application please ensure you have attached all required documents.|certification: by using this p-ortal to apply for permits i certify i am the owner of the property or the owner's authorized agent. if acting as an authorized agent i further certify that i have full power and authority to file this application and to perform on behalf of ... see more
Valuation:
N/A
Permit #:
D20-0199
Status:
final
Fee:
$2,189
Permit Type:
Single family
Building Type:
N/A
A multifamily residential addition to existing structure project installing {2-ice maker 4-bathroom sink 2-clothes washer 2-dishwasher 1-water service - 1 1/2 2-kitchen sink 4-shower tub or combo}
Valuation:
N/A
Permit #:
17 119653 BN
Status:
final
Fee:
$370
Permit Type:
N/A
Building Type:
N/A
A multifamily residential addition to existing structure project installing {1-ice maker 2-bathroom sink 1-clothes washer 1-dishwasher 1-kitchen sink 2-shower tub or combo}
Valuation:
N/A
Permit #:
17 119654 BN
Status:
final
Fee:
$232
Permit Type:
N/A
Building Type:
N/A
Cosic residence
Valuation:
N/A
Permit #:
D19-0303
Status:
final
Fee:
$17,881
Permit Type:
Single family
Building Type:
N/A
Replace boards & railing of two existing decks
Valuation:
N/A
Permit #:
2405-243
Status:
final
Fee:
$863
Permit Type:
N/A
Building Type:
N/A
Bathroom additions for 2 units
Valuation:
N/A
Permit #:
17 119192 BZ
Status:
final
Fee:
$903
Permit Type:
N/A
Building Type:
N/A
Construct bathroom addition
Valuation:
N/A
Permit #:
17 113029 BZ
Status:
final
Fee:
$304
Permit Type:
N/A
Building Type:
N/A
The james apts - clubhouse rmdl convert 2nd story to open loft area reconfig two bathrooms on 1st floor & create fitness center
Valuation:
$77,222
Permit #:
BP-17-00314
Status:
final
Fee:
$1,963
Permit Type:
N/A
Building Type:
N/A
The james apts - clubhouse plumbing install 6 fix w traps; piping alter/repair
Valuation:
N/A
Permit #:
BP-17-00735
Status:
issued
Fee:
$162
Permit Type:
N/A
Building Type:
N/A
Demolition of shower and sauna to expand the fitness area. new casework and floor coverings
Valuation:
N/A
Permit #:
15 126883 BZ
Status:
final
Fee:
$2,256
Permit Type:
N/A
Building Type:
N/A
For inspection requests, please call 425-489-3390 bldg d - 4 units - repair wood frame decks & stairs
Valuation:
N/A
Permit #:
BMF2014-08026
Status:
Issued
Fee:
$207
Permit Type:
N/A
Building Type:
N/A
For inspection requests, please call 425-489-3390 bldg o - 6 units - repair wood frame decks & stairs
Valuation:
N/A
Permit #:
BMF2014-08027
Status:
Issued
Fee:
$265
Permit Type:
N/A
Building Type:
N/A
For inspection requests please call 425-489-3390 building n -units 101, 102 & 201, 202, 301, 302 - repair wood frame decks & stairs
Valuation:
N/A
Permit #:
BMF2013-03769
Status:
Issued
Fee:
$585
Permit Type:
N/A
Building Type:
N/A
Bathroom fan
Valuation:
N/A
Permit #:
16 132077 BK
Status:
final
Fee:
$47
Permit Type:
N/A
Building Type:
N/A
For inspection requests, please call 425-489-3390 bldg j -units 101 & 201 - repair wood frame decks & stairs
Valuation:
N/A
Permit #:
BMF2013-03774
Status:
Issued
Fee:
$343
Permit Type:
N/A
Building Type:
N/A
Project name: bellevue gardens apts unit 201 & 401 bathroom additions for 2 units
Valuation:
N/A
Permit #:
17-119192 BZ
Status:
Pending
Fee:
$147
Permit Type:
N/A
Building Type:
N/A
Tafreshi reroof, installation of roof shingles - replace roof decking as needed - 1300 sq ft
Valuation:
N/A
Permit #:
BLD19-0307
Status:
final
Fee:
$251
Permit Type:
N/A
Building Type:
N/A
Building d - 4 units - repair wood frame decks & stairs
Valuation:
N/A
Permit #:
MF2014-05337
Status:
Consistent
Fee:
$0
Permit Type:
N/A
Building Type:
N/A
Building o - 6 units - repair wood frame decks & stairs
Valuation:
N/A
Permit #:
MF2014-05338
Status:
Consistent
Fee:
$0
Permit Type:
N/A
Building Type:
N/A
Decaro: enlarge front entry door opening, decaro: enlarge front entry door opening
Valuation:
N/A
Permit #:
ALT14-0133
Status:
issued
Fee:
$57
Permit Type:
N/A
Building Type:
N/A
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173
BZ Score
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Avg Project
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Projects
165
BZ Score
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Avg Project
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Projects
164
BZ Score
$32.4K
Avg Project
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Projects
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Verified License
BuildZoom confirmed this contractor's license
Cosic Construction Llc License info
Verified License
| License # | COSICCL884DG |
| Status | Active |
| City | Tukwila |
| Type | Construction Contractor, General |
| Class | Limited Liability Company |
| Business Type | Limited Liability Company |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Cosic Construction Llc at the The City of Tukwila, WA.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | COSICCL884DG |
| Status | Active |
| State | Washington |
| Type | Construction Contractor, Construction Contractor |
| Business Type | Limited Liability Company |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Cosic Construction Llc at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
97
BuildZoom Score
Insured
| Insurer | Ohio Security Ins Co |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | Wesco Insurance Co |
| Bond Value | $12,000 |
19
Permits
- Building permit records show that Cosic Construction Llc has worked on 19 permitted projects.
Cosic Construction Llc Employees
CZ
Cosic, Zehrudin
Owner
DC
Dzenan Cosic
Partner/Member
ZC
Zehrudin Cosic
Partner/Member
ZC
Zemrudin Cosic
Partner/Member