Updated: Aug 06, 2025
Location and Projects
Address
Wailuku, HI, 96793
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William C McThewson Architect
Their BuildZoom score of 103 ranks in the top 10% of 3,768 Hawaii licensed contractors.
If you are thinking of hiring William C McThewson, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
William C McThewson Services
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William C McThewson Contact Information
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William C McThewson
Quality
103
90th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
William C McThewson has a BuildZoom score of 103, which places them above 90% of 3,768 contractors in Hawaii.
Activity
|
5 projects
|
2025 |
|
9 projects
|
2024 |
|
6 projects
|
2023 |
Our building permit records indicate that William C McThewson has worked on at least
20.0 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.
Pricing
|
1 project
|
< $5k |
|
1 project
|
$5k-$20k |
|
3 projects
|
$20k-$50k |
|
10 projects
|
$50k-$100k |
|
1 project
|
$100k-$250k |
|
2 projects
|
$250k-$500k |
|
1 project
|
$1mil+ |
The typical size of their permits is approximately $77,500. This graph shows the distribution of these job values.
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.
Building permit - disaster recovery for single-family dwellings accessory dwellings and accessory st
2025-01-15
(2023 fire) aguiar robert lee jr - main dwelling
Valuation:
$1,000,000
Permit #:
B2024-02979
Status:
issued
Fee:
$8,153
Permit Type:
N/A
Building Type:
N/A
Project waiko commercial building lot 4 scope new industrial building - unit 1 with mezzanine *10/19/06 warehouse/manufacturing use for co based on s4 & f2 occupancies sn. special inspection requirement by engineer joel copuz for #1 2 6
Valuation:
$550,000
Permit #:
CO 20070098
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
Industrial factor...
Project waiko commercial building lot 4 scope new industrial building - unit 3 *10/19/06 warehouse/manufacturing use for co based on s4 & f2 occupancies sn. special inspection requirement by engineer joel copuz for #1 2 6
Valuation:
$550,000
Permit #:
CO 20070100
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
Industrial factor...
Project waiko commercial building lot 4 scope new industrial building - unit 2 *10/19/06 warehouse/manufacturing use for co based on s4 & f2 occupancies sn. special inspection requirement by engineer joel copuz for #1 2 6
Valuation:
$550,000
Permit #:
CO 20070099
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
Industrial factor...
Josephs edward benson/zettl lynnette audrey - farm dwelling (1000)
Valuation:
$500,000
Permit #:
B2023-00895
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Josephs edward benson zettl lynnette audrey - farm dwelling
Valuation:
$1,200,000
Permit #:
AI2024-00269
Status:
plancheck
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Josephs edward benson/zettl lynnette audrey - detached garage
Valuation:
$300,000
Permit #:
B2023-00897
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Josephs edward benson zettl lynnette audrey - farm dwelling
Valuation:
$1,200,000
Permit #:
B2023-00015
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Project lomeli veronica now occupied as main dwelling to be occupied as main dwelling w attached accessory dwelling scope addition/alteration to main dwelling. alteration of second floor bedroom to accessory dwelling unit. addition of new family room/bedroom/bar area. convert existing family room to media room/home office. dimensions **si nr**
Valuation:
$194,000
Permit #:
B 20210146
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
Single-family hou...
Building permit - disaster recovery for single-family dwellings accessory dwellings and accessory st
2025-07-17
(2023 fire) darling david j trust - main dwelling
Valuation:
$450,000
Permit #:
B2024-01275
Status:
final
Fee:
$3,766
Permit Type:
N/A
Building Type:
N/A
Project michael berrigan now occupied as n/a to be occupied as new dwelling scope 2 story new dwelling with garage and decks dimensions **no special inspections required 5-27-20 *received plan revisions 4 sht (a2 a3 a6 & a7)*. sjg
Valuation:
$287,000
Permit #:
B 20190960
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
Single-family hou...
Project thomas & candace spiel trust now occupied as apartment to be occupied as apartment scope replace lanai railings remove/replace windows/sliders renovate bathrooms new cabinets fixtures, flooring dimensions
Valuation:
$250,000
Permit #:
B 20190480
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
Residential
Tominc tracy alan tominc heather a - swimming pool & spa w deck
Valuation:
$80,000
Permit #:
B2024-02429
Status:
issued
Fee:
$999
Permit Type:
N/A
Building Type:
N/A
Project andrews michael & cortisse marcelle now occupied as vacant to be occupied as accessory dwelling/carport/covered lanai scope construct a one bedroom one bathroom accessory dwelling w attached carport & covered lanai note second structure on property dimensions 35'-0 x 56'-6 (overall) living 840 sf carport 240 sf covered lanai 280 sf total 1, 360 sf **no special inspections requ... see more
Valuation:
$149,400
Permit #:
B 20191270
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
Single-family hou...
Project andrews michael & cortisse marcelle now occupied as dwelling to be occupied as main dwelling/garage/covered lanai **no special inspections required by william mcthewson ar-10232 scope main dwelling addition/alteration first floor - construct a garageworkshop/storage covered lanai and enclosed hallway with a stairway to the new second floor addition. second floor - construct th... see more
Valuation:
$576,000
Permit #:
B 20190928
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
Residential
Project michael berrigan now occupied as n/a to be occupied as new 2 story accessory dwelling scope new 2 storyaccesoory dwelling garage/deck dimensions **no special inspections required 5-27-20 *received plan revision 1sht (a2)*. sjg
Valuation:
$125,000
Permit #:
B 20190957
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
Single-family hou...
Project kahakapao road trust now occupied as n/a to be occupied as tractor storage/workshop/tumeric & ginger drying room/covered decks scope of work after-the-fact construction of a tractor storage tumeric & ginger drying room half-bathroom supply room seedlings room workshop w utility sink & drainboard & covered decks. note attached grow shed to be removed. dimensions 37'-6 x 59'-10 ... see more
Valuation:
$64,965
Permit #:
B 20200344
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
Other nonresident...
Project richard mcmillin now occupied as dwelling to be occupied as dwelling scope to construct a breezeway an office 2 bathrooms and additional living areas garage dimensions 1, 125 sf - addition living 560 sf - garage addition no special inspections per william mc thewson ar
Valuation:
$299,400
Permit #:
B 20181066
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
Residential
Project white charles & marshall heather now occupied as farm dwelling to be occupied as farm dwelling scope reconfigure enlarge, & convert the existing lower level storage room & bathroom into a bedroom & bathroom; construct a new interior stairway to the upper level; enlarge the upper level open deck; demolish the unpermitted portion of the open deck (off bedroom # 1). dimensions 25... see more
Valuation:
$42,000
Permit #:
B 20200677
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
Residential
Daiker steven d trust - main farm dwelling add/alt
Valuation:
$119,000
Permit #:
B2022-00825
Status:
final
Fee:
$1,438
Permit Type:
N/A
Building Type:
N/A
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William C McThewson Reviews
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William C McThewson License info
License Not Verified
| License # | AR-10232 |
| Status | Active |
| State | Hawaii |
| Type | Architect |
- When BuildZoom last verified this license, it had an expiration date of April, 2026. Check the current license status of William C McThewson with the Hawaii Department of Commerce & Consumer Affairs
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | AR-10232 |
| Status | Active |
| State | Hawaii |
| Type | Architect |
- When BuildZoom last verified this license, it had an expiration date of April, 2024. Check the current license status of William C McThewson with the Hawaii Department of Commerce & Consumer Affairs
This is a sample of licensing data; click here to access a complete history.
103
BuildZoom Score
101
Permits
- Building permit records show that William C McThewson has worked on 101 permitted projects.