Updated: Apr 28, 2026
Location and Projects
Address
9953 Rainier Ave S, Seattle, WA, 98118
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Design by Oz Construction
Serving the Seattle area, Design by Oz LLC specializes in residential remodels and custom home projects. The firm’s portfolio highlights whole house renovations, kitchen and bathroom remodels, and new home construction within Seattle and surrounding neighborhoods. Design by Oz LLC works closely with homeowners to develop personalized spaces, emphasizing thoughtful integration of architectural details and modern layouts. The company is experienced in managing projects from concept through construction, designing interiors that balance function with contemporary aesthetics. With over six years in business, Design by Oz LLC focuses on projects that range from reimagined small urban homes to expansive custom builds, maintaining close client collaboration throughout each stage. Their approach incorporates material selection and space planning tailored to reflect each homeowner’s vision.
Design by Oz LLC Services
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Design by Oz LLC Contact Information
Phone Number: (206) 999-1847
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Address: 9953 Rainier Ave S, Seattle, WA 98118
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Design by Oz LLC Seattle
Quality
106
93rd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Design by Oz LLC has a BuildZoom score of 106, which places them above 93% of 128,670 contractors in Washington.
Activity
|
1 project
|
2025 |
|
5 projects
|
2024 |
|
4 projects
|
2023 |
Our building permit records indicate that Design by Oz LLC has worked on at least
10.0 projects over the past 3 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.
Experience
|
3 projects
|
Home Additions |
Analyzing permits over the last 4 years shows that Design by Oz LLC mostly works on
home addition
projects.
Pricing
|
2 projects
|
$50k-$100k |
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.
Type: land surface modification class: site development, , kryvokrysenko-new partially pervious pavers and several retaining walls are proposed in the back of the property. the proposed hard surfaces comply with the limit stipulated in the recorded covenant. (bridgewood estates lot 27)
Valuation:
N/A
Permit #:
LSM22-01531
Status:
final
Fee:
$2,846
Permit Type:
N/A
Building Type:
N/A
Replacing existing concrete driveway with semi permeable pavers as well as small patio behind garage and walkway. driveway standard sw-190-1. pavers allowed in right of way after first 6 feet of asphalt. indemnity agreement required for pavers in the remaining right of way. okay to issue once agreement is received
Valuation:
N/A
Permit #:
22 130234 TG
Status:
final
Fee:
$796
Permit Type:
N/A
Building Type:
N/A
3223 44th ave w - single family residence add/alt for retaining walls construct alterations and additions to existing single family dwelling for landscaping and new retaining walls per plan
Valuation:
$75,000
Permit #:
6973196-CN
Status:
issued
Fee:
$3,193
Permit Type:
Add/alt
Building Type:
Single family/duplex
Type: building not occupied class: new *kryvokrysenko extension living space (bsf22-01430) (com23-00430)-exterior addition that includes retaining walls outdoor kitchen exterior lighting and fire feature
Valuation:
N/A
Permit #:
BNO23-05693
Status:
final
Fee:
$1,904
Permit Type:
N/A
Building Type:
N/A
2962 36th ave s - ohlsen - retaining wall + deck extension construct exterior deck addition and retaining walls and associated sitework for single-family residence per plan
Valuation:
$75,000
Permit #:
6958535-CN
Status:
triage
Fee:
$4,114
Permit Type:
Add/alt
Building Type:
Single family/duplex
Freeman-new front steps and landscaping, existing steps to main entrance of house are failing and a potential trip hazard. replacement of steps leading to house
Valuation:
N/A
Permit #:
BLD2024-0036
Status:
final
Fee:
$1,127
Permit Type:
N/A
Building Type:
N/A
Freeman-new front steps and landscaping, remove failing steps leading up to the house install new steps with landings and side walls as needed for proper access
Valuation:
N/A
Permit #:
BLD2023-1010
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Wwop- grading for pavers covering exis block wall
Valuation:
N/A
Permit #:
CLG21-1923
Status:
issued
Fee:
$1,653
Permit Type:
N/A
Building Type:
N/A
Remove and replace existing 4'-0 retaining walls
Valuation:
N/A
Permit #:
PW2411-005
Status:
filed
Fee:
N/A
Permit Type:
Retaining wall ov...
Building Type:
N/A
Replacing concrete slab with pavers
Valuation:
N/A
Permit #:
CLG21-2771
Status:
final
Fee:
$618
Permit Type:
N/A
Building Type:
N/A
New carport demolish existing car port
Valuation:
N/A
Permit #:
SFR24-0132
Status:
final
Fee:
$2,143
Permit Type:
Deck or carport o...
Building Type:
N/A
New 16'-6"x22 carport to replace existing carport
Valuation:
N/A
Permit #:
PIN23-1632
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Porch cover - mincin we plan to building a freestanding 16'x16 pavilion. they structure will be approximately 3 from the house and will not exceed the minimum 15 setback requirement to the back of the property line or the minimum 10 setback to our neighbors to the left and right of our house. we will be replacing the existing concrete slab with a paver patio walkway and gas fire pit.... see more
Valuation:
N/A
Permit #:
BLD2020-04122
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
19 105693 000 00 SF
Status:
issued
Fee:
$1,949
Permit Type:
Addition
Building Type:
N/A
Replace (2) retaining walls w segmental retaining walls
Valuation:
N/A
Permit #:
PW2202-013
Status:
approved
Fee:
$80
Permit Type:
N/A
Building Type:
N/A
Check notes for description
Valuation:
$12,000
Permit #:
D-20-0010
Status:
expired
Fee:
$1,524
Permit Type:
Driveway residential
Building Type:
N/A
Miller, we will be adding a paver patio and walkway at the miller residence. because of access we would like to use the street parking as a staging area for our material and trailer. trailer will be moved daily only material pallets will stay over night
Valuation:
N/A
Permit #:
ROW22-00049
Status:
canceled
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Row driveway surface improvements
Valuation:
N/A
Permit #:
1910-182
Status:
expired
Fee:
$417
Permit Type:
N/A
Building Type:
N/A
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173
BZ Score
-
Avg Project
-
Projects
164
BZ Score
-
Avg Project
-
Projects
164
BZ Score
$32.4K
Avg Project
-
Projects
Design by Oz LLC Reviews
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Verified License
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Design by Oz LLC License info
Verified License
| License # | DESIGOL826N9 |
| 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 Design by Oz 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 # | DESIGOL826N9 |
| Status | Active |
| State | Washington |
| Type | Construction Contractor, Construction Contractor |
| Business Type | Limited Liability Company |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Design by Oz LLC at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
106
BuildZoom Score
Insured
| Insurer | Ohio Security Ins Co |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | State Farm Fire & Cas Co |
| Bond Value | $12,000 |
14
Permits
- Building permit records show that Design by Oz LLC has worked on 14 permitted projects.
Design by Oz LLC Employees
LJ
Lucca, Oswaldo J
Owner
OL
Oswaldo Lucca
Partner/Member