Updated: Oct 07, 2025
Location and Projects
Address
515 POINSETTIA AVENUE, Corona Del Mar, CA, 92625
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Sadowski Gregory Thomas Architect
Sadowski Gregory Thomas, 515 Poinsettia Ave, Corona Del Mar, CA holds a Architect license according to the California license board.
Their BuildZoom score of 98 ranks in the top 16% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Sadowski Gregory Thomas, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Sadowski Gregory Thomas Services
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Sadowski Gregory Thomas Contact Information
Address: 515 POINSETTIA AVENUE, Corona Del Mar, CA 92625
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Sadowski Gregory Thomas Corona Del Mar
Quality
98
84th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Sadowski Gregory Thomas has a BuildZoom score of 98, which places them above 84% of 336,931 contractors in California.
Activity
|
4 projects
|
2025 |
|
1 project
|
2024 |
Our building permit records indicate that Sadowski Gregory Thomas has worked on at least
5.0 projects 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
|
2 projects
|
< $5k |
|
1 project
|
$50k-$100k |
|
1 project
|
$100k-$250k |
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 Sadowski Gregory Thomas
This is a sample of this contractor's permits. Click here to access their complete permit history.
Single family residence - interior remodel 444 sf reduce (e) primary bedroom & bay window by 59 sf addition 60 sf bathrm. relocate condenser to rooftop parapet. r/r roof/doors/windows. new decks @ 3rd fl 405 sf with planters 135 sf expand deck @ 2nd floor
Valuation:
$0
Permit #:
XR2025-1489
Status:
plan check applied
Fee:
$3,916
Permit Type:
N/A
Building Type:
N/A
(2) new fire department access doors in existing prefabricated exterior insulated wall (as requested by lafd) and new related exterior design building access steel stair
Valuation:
$60,000
Permit #:
25016-10000-06385
Status:
triage
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Single family residence - east side block wall 110 lf x 6'h and 20 lf x 3'h on the p/l markers on site *city std*
Valuation:
N/A
Permit #:
XR2024-1004
Status:
final
Fee:
$639
Permit Type:
N/A
Building Type:
N/A
Delta 4 - update landscape plan to include pilasters and elevations w/ret wall details (add'l permit created)
Valuation:
N/A
Permit #:
REV2024-1301
Status:
slipsheeted
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Supplemental to permit #15016-10000-22112 1) to revise floor plan to include office space 2) revise construction of electrical rooms with metal stud framing in lieu of cmu. 3) addition detail @ corner of conc. panels and 4) revise detail references. changes under this supplemental permit to be under delta 4 dated 11.30.2018 and delta 5 dated 3/5/2019
Valuation:
N/A
Permit #:
15016-10002-22112
Status:
plancheck
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Sfr- retaining wall 30 lf x 36"-54 h @ the front elevation inside the p/l
Valuation:
N/A
Permit #:
U2024-5107
Status:
final
Fee:
$575
Permit Type:
N/A
Building Type:
N/A
Plumbing install gas line for bbq & fire pit
Valuation:
N/A
Permit #:
P2024-0332
Status:
final
Fee:
$49
Permit Type:
N/A
Building Type:
N/A
Supplementa l permit to 18016-10000-17177. to change ownership from owner-builder to contractor bernards bros inc lecense # 302007
Valuation:
N/A
Permit #:
18016-10001-17177
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Supplementa l permit to 15016-10000-22112. to change ownership from owner-builder to contractor bernards bros inc lecense # 302007
Valuation:
N/A
Permit #:
15016-10001-22112
Status:
issued
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Supplemental to permit application# 15016-10000-22112 for revisions to cladding supports. revisions under revision delta 9 dated 6-25-2019 revision delta 11 dated 9-5-2019 and revision delta 12 dated 10-22-2019
Valuation:
$501
Permit #:
15016-10003-22112
Status:
issued
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Retail tenant improvement (sports equip) of the ground floor of a two story existing structure
Valuation:
$350,000
Permit #:
17016-10000-01197
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Retail tenant improvement (sports equip) of the ground floor of a two story existing structure
Valuation:
$350,000
Permit #:
17016-10000-01197
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Voluntary seismic improvement of existing office building (13 stories + 2 basement levels). project also include interior remodel and disabled access upgrades. remodel does not change the exit system of the building
Valuation:
$28,000,000
Permit #:
15016-10000-22112
Status:
issued
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Tenant improvement to (e) office at 2nd floor- convert 1250 sf office space to test lab; new non bearing partition walls; new ceiling panels; millwork; floor and wall finishes
Valuation:
N/A
Permit #:
12016-10000-02478
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Change of use from retail to bank and interior non-structural tenant improvement (4 009 s.f b occup.) - fully sprinklered w nfpa-13 sprinkler system - vault under separate permit
Valuation:
N/A
Permit #:
11016-10000-01370
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
[attn: wing] addition scope to permit application #: 15016-10000-22112 to include attachment of rain screen to (e) precast panels. no change in valuation and no fees
Valuation:
N/A
Permit #:
18016-10000-17177
Status:
issued
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Tenant improvement of existing office space (3883 sq.ft. 2nd floor) into office space and laboratory; addition hoods; pads for rooftop equipment
Valuation:
N/A
Permit #:
12016-10000-06857
Status:
issued
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Suppl. permit to permit #11016-10000-01370 and #11016-10001-01370 to correct ownership to casden glendon llc
Valuation:
N/A
Permit #:
11016-10003-01370
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Delta 5 - revise t-24
Valuation:
$0
Permit #:
REV2024-2448
Status:
slipsheeted
Fee:
$75
Permit Type:
N/A
Building Type:
N/A
Tenant improvement of existing office space (ground floor only) suite 100
Valuation:
N/A
Permit #:
12016-10000-06859
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
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Verified License
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Sadowski Gregory Thomas License info
Verified License
| License # | C20812 |
| Status | Active |
| State | California |
| Type | Architect |
- BuildZoom verified this license was active as of August 2025.
Verify this license's status for Sadowski Gregory Thomas at the California Architect License Board.
This is a sample of licensing data; click here to access a complete history.
98
BuildZoom Score
14
Permits
- Building permit records show that Sadowski Gregory Thomas has worked on 14 permitted projects.
Sadowski Gregory Thomas Employees
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Sadowski Gregory Thomas
Owner