Updated: May 11, 2026
Location and Projects
Address
12024 Juanita Drive NE, Kirkland, WA, 98034
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Cornerstone Const Group Construction
Founded by MaryAnn Sailors, Cornerstone Const Group Inc has served Kirkland and surrounding communities for over 21 years, specializing in residential remodeling projects that focus on transforming homes into personal sanctuaries. The firm is particularly known for its approach to remodeling as a process that goes beyond structural updates, emphasizing the creation of environments that reflect a homeowner’s vision of comfort and retreat. Cornerstone directs its efforts toward projects that reshape living spaces into peaceful and fulfilling places, whether through kitchen renovations, whole-home remodeling, or the reconfiguration of everyday living areas. The company’s philosophy centers on a “people first” business model, prioritizing fairness and professionalism throughout every phase of the project, from initial consultation to completion. Under Sailors’ leadership, Cornerstone Const Group Inc is recognized for its respectful collaboration with both clients and subcontractors, aiming to make the remodeling process as positive as the finished result.
Cornerstone Const Group Inc Services
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Cornerstone Const Group Inc Contact Information
Phone Number: (425) 814-9588
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Address: 12024 Juanita Drive NE, Kirkland, WA 98034
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Cornerstone Const Group Inc Kirkland
Quality
111
96th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Cornerstone Const Group Inc has a BuildZoom score of 111, which places them above 96% of 128,670 contractors in Washington.
Activity
|
8 projects
|
2025 |
|
9 projects
|
2024 |
|
8 projects
|
2023 |
Our building permit records indicate that Cornerstone Const Group Inc has worked on at least
25.0 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
|
4 projects
|
Home Additions |
|
6 projects
|
Kitchen remodels |
|
4 projects
|
Multi-room remodels |
Analyzing permits over the last 4 years shows that Cornerstone Const Group Inc mostly works on
kitchen remodel
and multi-room remodel
projects.
Pricing
|
1 project
|
$20k-$50k |
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.
Building Permits by Cornerstone Const Group Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Type: pre-submittal class: construction construction presub 3.14.24 @ 2:00pm - microsoft teams: bright beginnings kids is looking to put a licensed daycare facility in building 6615 132nd ave ne. it is an old wells fargo location. there will be a new exterior playground area created on the south side of the building in the existing drive-thru area. this project will be a change of us... see more
Valuation:
N/A
Permit #:
PRE24-00128
Status:
approved
Fee:
$1,223
Permit Type:
N/A
Building Type:
N/A
Type: building single family class: addition to structure *milliard carport project-building new carport *taking 1-time sprinkler exemption* (sar24-00374)
Valuation:
N/A
Permit #:
BSF24-01363
Status:
issued
Fee:
$932
Permit Type:
N/A
Building Type:
N/A
2 bathroom remodels plumbing and mechanical included, two bathroom remodel where we reconfigure space with the existing bathroom hallway and master bedroom to create an additional bathroom. there will be no changes to load bearing walls. the plumber and electrician plan to pull permits themselves for their respective parts of the project
Valuation:
N/A
Permit #:
BLD2021-1148
Status:
final
Fee:
$2,320
Permit Type:
N/A
Building Type:
N/A
Sound water proofers - phase 2: remodel existing office space for new offices for sound water proofing. note: no storage or presence of hazardous mate be present at this location. no change of use proposed
Valuation:
$150,000
Permit #:
BTI-029525-2022
Status:
issued
Fee:
$2,758
Permit Type:
Remodel
Building Type:
N/A
Project name: single family residence alteration: 300sf (kitchen laundry room & new window)
Valuation:
N/A
Permit #:
BLD24-0759
Status:
final
Fee:
$1,613
Permit Type:
N/A
Building Type:
N/A
Type: building single family class: addition to structure *lerberg covered deck addition : addition of new deck roof over existing deck utilizing new posts beams rafters and footings
Valuation:
N/A
Permit #:
BSF24-06373
Status:
issued
Fee:
$1,334
Permit Type:
N/A
Building Type:
N/A
Campbell-interior remodel plumbing not incl, remodel of existing kitchen in same location and construction of cantilevered bay window for new range location. reconfiguration of primary bedroom suite with new walk-in closets 5 piece bathroom and second floor laundry room location
Valuation:
N/A
Permit #:
BLD2022-0894
Status:
final
Fee:
$3,142
Permit Type:
N/A
Building Type:
N/A
Type: building single family class: alteration to structure or system, , flippin residence resurface deck-replace decking plywood and resurface with proper waterproofing system. upgrade existing wooden railing with commercially available aluminum picket railing system
Valuation:
N/A
Permit #:
BSF21-01088
Status:
final
Fee:
$1,283
Permit Type:
N/A
Building Type:
N/A
Sewer - installing cleanout for addition bld2022-1078, addition in back of house on south side. revising the sewer line coming out of current house and adding the new addition bathroom into it
Valuation:
N/A
Permit #:
ENG2022-0574
Status:
expired
Fee:
$150
Permit Type:
N/A
Building Type:
N/A
Kitchen and bathroom remodel with drywall repair - subject to field inspection - separate electrical permit required
Valuation:
$42,000
Permit #:
SFRC-033413-2023
Status:
issued
Fee:
$1,458
Permit Type:
Remodel
Building Type:
N/A
Killgore- convert carport to garage & addition new deck. no p & m, converting existing carport into enclosed garage with new waterproof deck in existing location
Valuation:
N/A
Permit #:
BLD2021-1327
Status:
final
Fee:
$1,338
Permit Type:
N/A
Building Type:
N/A
Hamburg-deck repair new decking, stabilize and repair two existing decks by replacing a rotted beam and replacing decking. also squaring off two 45 degree corners
Valuation:
N/A
Permit #:
BLD2022-1714
Status:
final
Fee:
$707
Permit Type:
N/A
Building Type:
N/A
Project name: single family residence converting unfinished crawlspace into workshop & storage
Valuation:
N/A
Permit #:
BLD25-0554
Status:
issued
Fee:
$457
Permit Type:
N/A
Building Type:
N/A
Hines- interior remodel m incl p sep
Valuation:
N/A
Permit #:
BLD2024-1540
Status:
final
Fee:
$3,489
Permit Type:
N/A
Building Type:
N/A
Forest lynn condominiums - there was a water leak in the top unit d and went down into unit e and f. drywall to be repaired
Valuation:
$4,800
Permit #:
BLDC-030282-2022
Status:
issued
Fee:
$509
Permit Type:
Multi-family
Building Type:
N/A
Type: building single family class: alteration to structure or system, , wilson: interior bathroom remodel
Valuation:
N/A
Permit #:
BSF22-03086
Status:
final
Fee:
$1,776
Permit Type:
N/A
Building Type:
N/A
Sunroom addition off single family residence. includes clearing & grading inspections. does not include mechanical electrical or plumbing
Valuation:
N/A
Permit #:
21 115301 BR
Status:
final
Fee:
$2,212
Permit Type:
N/A
Building Type:
N/A
Brousseau-addition plumbing not included, 460 square feet addition onto house in the rear yard
Valuation:
N/A
Permit #:
BLD2022-1078
Status:
final
Fee:
$2,000
Permit Type:
N/A
Building Type:
N/A
Conley residence add/alt to existing sfr: footing drains to existing side sewer to formerly combine sewer main. no row work. no drainage review. no sanitary work. ap: 6709352-cn
Valuation:
$2,500
Permit #:
6766929-SS
Status:
issued
Fee:
$375
Permit Type:
Addition/alteration
Building Type:
Single family/duplex
Interior remodel replacing exterior windows and doors
Valuation:
N/A
Permit #:
SFR25-2761
Status:
triage
Fee:
$1,967
Permit Type:
Remodel or repair
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
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Cornerstone Const Group Inc License info
License Not Verified
| License # | CORNECG877P5 |
| Status | Active |
| City | Tukwila |
| Type | Construction Contractor, General |
| Class | Corporation |
| Business Type | Corporation |
- When BuildZoom last verified this license, it had an expiration date of November, 2025. Check the current license status of Cornerstone Const Group Inc with the The City of Tukwila, WA
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | CORNECG877P5 |
| Status | Active |
| State | Washington |
| Type | Construction Contractor, Construction Contractor |
| Business Type | Corporation |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Cornerstone Const Group Inc at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
111
BuildZoom Score
Insured
| Insurer | Developers Surety & Indem Co |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | Wesco Insurance Co |
| Bond Value | $12,000 |
78
Permits
- Building permit records show that Cornerstone Const Group Inc has worked on 78 permitted projects.
Cornerstone Const Group Inc Employees
MS
Maryann Sailors
Agent
SM
Sailors, Maryann
Owner