Updated: Jul 01, 2026
Location and Projects
Address
16910 59th Ave NE, Arlington, WA, 98223
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USI UNDERCOVER LLC Photos
USI UNDERCOVER Construction
Undercover Systems Washington finishes the underside of your deck with a ceiling. Providing dry, useable outdoor living space without sacrificing headroom or aesthetics. Our under deck roofing system channels rainwater into your gutter system and provides a washable mold resistant surface. Panels are Easy to Remove and Replace for Plumbing or Electrical Access.
Our team of talented designers, project managers, and undercover system contractors provide a wealth of experience that is unmatched. With Undercover Systems Washington, the construction process moves seamlessly from design to installation.
From BuildZoom: USI UNDERCOVER LLC, 16910 59th Ave NE, Arlington, WA (Employees: Kari Lee Klaas, Owen Douglas Stewart, and Robert William Greaves) holds a Construction Contractor, Metal Fabrication license and 3 other licenses according to the Tukwila license board.
Their BuildZoom score of 109 ranks in the top 5% of 128,670 Washington licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring USI UNDERCOVER LLC, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
USI UNDERCOVER LLC Services
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USI UNDERCOVER LLC Contact Information
Phone Number: (360) 770-1462
Address: 16910 59th Ave NE, Arlington, WA 98223
USI UNDERCOVER LLC Arlington
Quality
109
95th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
USI UNDERCOVER LLC has a BuildZoom score of 109, which places them above 95% of 128,670 contractors in Washington.
Activity
|
1 project
|
2024 |
Our building permit records indicate that USI UNDERCOVER LLC has worked on at least
1.0 project over the past 2 years.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
Pricing
Pro tip:
For more details about their pricing, check out their recent activity to see how much they have charged for different types of work.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Wycoff - pergola/patio addition.we are building a pergola/patio cover attached to the back of the residence
Valuation:
$20,000
Permit #:
BLD-24-3
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Demolish existing second story deck and building larger new second story deck with stairs
Valuation:
$11,200
Permit #:
ADDC17-0596
Status:
complete
Fee:
$2,183
Permit Type:
N/A
Building Type:
N/A
Construction of two (2) new patio covers (27'x22 30'x18') over existing decks associated with existing single-family residence
Valuation:
$28,350
Permit #:
ADDC17-0623
Status:
complete
Fee:
$1,850
Permit Type:
N/A
Building Type:
N/A
Epermit description of work: replacement pergola over existing deck.
Valuation:
N/A
Permit #:
19106381AB
Status:
final
Fee:
$1,042
Permit Type:
N/A
Building Type:
N/A
Reconstruction of existing 15'x24 deck and addition new 15'x16 roof over deck
Valuation:
$15,000
Permit #:
ADDC17-0604
Status:
complete
Fee:
$2,418
Permit Type:
N/A
Building Type:
N/A
Replace existing deck like for like. does not include clear and grade plumbing mechanical or electrical
Valuation:
N/A
Permit #:
13 123203 BR
Status:
final
Fee:
$691
Permit Type:
N/A
Building Type:
N/A
Replace existing deck like for like. new staircase. does not include clearing and grading plumbing mechanical or electrical
Valuation:
N/A
Permit #:
14 130755 BR
Status:
final
Fee:
$1,228
Permit Type:
N/A
Building Type:
N/A
Repair and replace deck and stairs like for like per floor plan subject to field inspection (stfi)
Valuation:
$9,000
Permit #:
6430526
Status:
Permit Issued
Fee:
$355
Permit Type:
Single family du...
Building Type:
N/A
Otcp-construct a new deck attached to single family residence (390 sf)
Valuation:
$9,750
Permit #:
ADDC15-0685
Status:
complete
Fee:
$1,082
Permit Type:
N/A
Building Type:
N/A
Otcp-construct a (600 sf) deck attached to single family residence
Valuation:
$15,000
Permit #:
ADDC15-0686
Status:
complete
Fee:
$1,247
Permit Type:
N/A
Building Type:
N/A
Otcp- construct cover over existing deck
Valuation:
$11,000
Permit #:
ADDC16-0588
Status:
complete
Fee:
$1,127
Permit Type:
N/A
Building Type:
N/A
Construct cover over existing deck
Valuation:
$8,075
Permit #:
ADDC17-0259
Status:
complete
Fee:
$1,514
Permit Type:
N/A
Building Type:
N/A
Like for like deck replacement. does not include clear & grade mechanical electrical or plumbing
Valuation:
N/A
Permit #:
13 109798 BR
Status:
final
Fee:
$831
Permit Type:
N/A
Building Type:
N/A
Repairs existing deck accessory to existing single family residence per plan subject to field inspection
Valuation:
$8,500
Permit #:
6398778
Status:
Permit Closed
Fee:
$346
Permit Type:
Single family du...
Building Type:
N/A
Replace existing deck like for like. does not include c&g plumbing mechanical or electrical
Valuation:
N/A
Permit #:
14 135953 BR
Status:
final
Fee:
$666
Permit Type:
N/A
Building Type:
N/A
Replace existing deck like for like. does not include c&g plumbing mechanical or electrical
Valuation:
N/A
Permit #:
14 135952 BR
Status:
final
Fee:
$702
Permit Type:
N/A
Building Type:
N/A
Roof cover over existing deck and deck resurface with new decking
Valuation:
$8,750
Permit #:
ADDC14-0412
Status:
complete
Fee:
$563
Permit Type:
N/A
Building Type:
N/A
New 230 sq ft deck cover over new ground level deck-otcp
Valuation:
$5,750
Permit #:
ADDC15-0328
Status:
complete
Fee:
$969
Permit Type:
N/A
Building Type:
N/A
Northpointe east d1 l1
Valuation:
$14,000
Permit #:
B19-0171
Status:
final
Fee:
$398
Permit Type:
Tenant improvement
Building Type:
N/A
Otcp - addition of second story deck and stairs to existing residence
Valuation:
$12,775
Permit #:
ADDC17-0235
Status:
complete
Fee:
$1,196
Permit Type:
N/A
Building Type:
N/A
Hiring a contractor?
Verified License
BuildZoom confirmed this contractor's license
USI UNDERCOVER LLC License info
Verified License
| License # | USIUNUL842D9 |
| Status | Active |
| City | Tukwila |
| Type | Construction Contractor, Metal Fabrication |
| Class | Limited Liability Company |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for USI UNDERCOVER LLC at the The City of Tukwila, WA.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | USIUNUL842D9 |
| Status | Active |
| State | Washington |
| Type | Metal Fabrication |
| Class | Construction Contractor |
- When BuildZoom last verified this license, it had an expiration date of October, 2024. Check the current license status of USI UNDERCOVER LLC with the Washington State Department of Labor & Industries
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | USIUNUL842D9 |
| Status | Inactive |
| City | Marysville |
| Type | Contractor |
- According to the The City of Marysville, Washington, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for USI UNDERCOVER LLC at the The City of Marysville, Washington.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | USIUNUL842D9 |
| Status | Inactive |
| State | Washington |
| Type | Construction Contractor, Construction Contractor |
- According to the Washington State Department of Labor & Industries, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for USI UNDERCOVER LLC at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
109
BuildZoom Score
Insured
| Insurer | Liberty Mutual Ins Co |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | American Contractors Indem Co |
| Bond Value | $12,000 |
38
Permits
- Building permit records show that USI UNDERCOVER LLC has worked on 38 permitted projects.
USI UNDERCOVER LLC Employees
KK
Kari Lee Klaas
Partner / Member
OS
Owen Douglas Stewart
Partner / Member
RG
Robert William Greaves
Partner / Member
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Oh yes!! Very professional and super skilled. Loved having Codee and Christian here. Don’t know how they worked those long days without lunch! They just had to make sure everything was perfect and how we wanted. Can’t say enough about the quality of the company and their workers.