Updated: May 26, 2026
Location and Projects
Address
100 TRES MESAS, Orinda, CA, 94563
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Karp Lawrence Blum Architect
Karp Lawrence Blum at 100 TRES MESAS, Orinda, CA 94563, held a Architect license (#ARI-2583) with the Oregon contractors license board with an expiration date of 03-01-2024. We last verified the license was inactive on 05-25-2026.
Their BuildZoom score is 0 because we haven’t been able to verify an active license. As a result, they’re not ranked in the top 50% of 336,931 California contractors.
If you’re thinking about hiring them, we recommend double-checking their license status with your local licensing authority. Alternatively, use our project planner to be easily matched to qualified, licensed professionals in your area.
Karp Lawrence Blum Services
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Karp Lawrence Blum Contact Information
Phone Number: (415) 860-0791
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Address: 100 TRES MESAS, Orinda, CA 94563
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Karp Lawrence Blum Orinda
Quality
Alert*
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
*No active license on file. If you are Karp Lawrence Blum, click “This is My Business” to update your information.
Activity
|
1 project
|
2024 |
|
2 projects
|
2023 |
Our building permit records indicate that Karp Lawrence Blum has worked on at least
3.0 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
|
2 projects
|
< $5k |
|
1 project
|
$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.
Revise bpa#2018/05/23/9894) foundation layout(within footprint) & foundation details as encessary due to site conditions encoutered during construction
Valuation:
$1
Permit #:
202111122309
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Revision to pa# 2019-0410-7583. revise location of water heater transformer. relocate the position of the shower heads in the fitness center
Valuation:
$1
Permit #:
202002053579
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
10 - office
Partial foundation repair
Valuation:
$60,000
Permit #:
202103227029
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
For single family dwelling - renew to complete bld13-4779 -fire damage repair - re-roof - replace less than 40 lf of wall
Valuation:
N/A
Permit #:
BLD16-4294
Status:
final
Fee:
$372
Permit Type:
N/A
Building Type:
N/A
No new work. as-built drawing to final existing permit 2021.0322.7029
Valuation:
$1
Permit #:
202308184787
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
Remedial foundation constr, replc brick foundation walls w/reinforced concrete.volun partial struc strenth.replc wood interior walls w/wood interior shear walls, @bsmt level, attach to(n)concrete mat slab under shear walls&plywood sheathing attached to underside(e)fl joists subfl above shearwalls
Valuation:
$150,000
Permit #:
201406279818
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Foundation repair w/seismic upgrade: tiebacks, grade beam, underpinning phase ii repair. ref. 1st permit #02-1213 x this is not seismic. owner/contractor needs to pay fees based on $146,449.41 valuation for both permits - o2-1904 and 02-1213. scrosby
Valuation:
$87,000
Permit #:
B2002-01904
Status:
Closed Complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace old retaining wall. see seismic permit # 02-1904 & architechtural & civil plans on permit #02-4772. customer in process of applying for 800 mendocino ave address assignment
Valuation:
$12,500
Permit #:
B2003-03786
Status:
Closed Complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
New 2 story accessory living quarters with basement utility room. (see certification by the applicant on the plans for excavation not being subject to calosha permitting requrments)
Valuation:
N/A
Permit #:
05010-30000-05794
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Voluntary partial seismic upgrade of superstructure (foundation partially upgraded: see permit #02-1904)
Valuation:
$100,000
Permit #:
B2002-03903
Status:
Closed Complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Seismic: repair/replace 140 ln ft of foundation and slab 8/6/03 customer paid $40.00 permit extension fee
Valuation:
$60,000
Permit #:
B2002-00901
Status:
Closed Complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Grading for a proposed accessory living quarters with basement. (include site grading)
Valuation:
N/A
Permit #:
05030-30000-03351
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Revise building height and structural details. change engineer of record
Valuation:
N/A
Permit #:
05010-10001-03709
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
No Description Available
Valuation:
$118,000
Permit #:
B-9010
Status:
issued
Fee:
$1,202
Permit Type:
N/A
Building Type:
N/A
New retaining wall & grading. phase i. permit closed 11-8-00.sbb
Valuation:
$80,000
Permit #:
B1998-05349
Status:
Closed Expired
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remodel existing kitchen:
Valuation:
$20,000
Permit #:
B1996-00558
Status:
Closed Complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Site grading
Valuation:
N/A
Permit #:
05010-30001-05794
Status:
triage
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Revision to ba#202103227029 addition 4¿ concrete to foundation at north property line to replace existing undermined foundation and new retaining wall to support existing unsupported soil cut in crawl space
Valuation:
N/A
Permit #:
202305238437
Status:
withdrawn
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
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Karp Lawrence Blum Reviews
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Karp Lawrence Blum License info
Inactive License
| License # | ARI-2583 |
| Status | Inactive |
| State | Oregon |
| Type | Architect Individual |
- According to the Oregon Board of Architect Examiners, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Karp Lawrence Blum at the Oregon Board of Architect Examiners.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 310191 |
| Status | Inactive |
| State | California |
| Type | General Engineering |
- According to the California Contractors State License Board, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Karp Lawrence Blum at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 5711 |
| Status | Inactive |
| State | Washington |
| Type | Architect |
- According to the Washington State Business Licensing , the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Karp Lawrence Blum at the Washington State Business Licensing .
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 2583 |
| Status | Inactive |
| State | Oregon |
| Type | Architect |
- According to the Oregon Board of Architect Examiners, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Karp Lawrence Blum at the Oregon Board of Architect Examiners.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | C17665 |
| Status | Inactive |
| State | California |
| Type | Architect |
- According to the California Architect License Board, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Karp Lawrence Blum at the California Architect License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | C10130 |
| Status | Inactive |
| State | California |
| Type | Architect |
- According to the California Architect License Board, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Karp Lawrence Blum at the California Architect License Board.
This is a sample of licensing data; click here to access a complete history.
ALERT*
BuildZoom Score
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- *No active license on file. If you are Karp Lawrence Blum, click “This is My Business” to update your information.
Bonded
| Bonded Agent | Surety Company Of The Pacific |
| Bond Value | $7,500 |
12
Permits
- Building permit records show that Karp Lawrence Blum has worked on 12 permitted projects.
Karp Lawrence Blum Employees
CK
Carol L. Karp
KL
Karp Carol Leavy
Owner
KB
Karp Lawrence Blum
Owner
KB
Karp, Lawrence Blum
Owner
LK
Lawrence Blum Karp
LK
Lawrence Blum Karp
Sole Owner