Updated: May 18, 2026
Location and Projects
Address
P O BOX 3250, Diamond Springs, CA, 95619
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California Construction Specialties
California Construction Specialties, Diamond Spgs, Po Box 3250, Diamond Springs, CA (Owned by: Robert G Graff, Robert Gerald Graff) holds a General Building license and 1 other license according to the California license board.
Their BuildZoom score of 92 ranks in the top 32% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring California Construction Specialties, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
California Construction Specialties Services
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California Construction Specialties Contact Information
Phone Number: (530) 391-7423
Address: P O BOX 3250, Diamond Springs, CA 95619
California Construction Specialties Diamond Springs
Quality
92
68th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
California Construction Specialties has a BuildZoom score of 92, which places them above 68% of 336,931 contractors in California.
Activity
|
4 projects
|
2024 |
|
1 project
|
2023 |
Our building permit records indicate that California Construction Specialties has worked on at least
5.0 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 |
Analyzing permits over the last 4 years shows that California Construction Specialties mostly works on
home addition
projects.
Pricing
|
2 projects
|
$50k-$100k |
|
3 projects
|
$100k-$250k |
The typical size of their permits is approximately $169,215. 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.
Building Permits by California Construction Specialties
This is a sample of this contractor's permits. Click here to access their complete permit history.
New ag storage building
Valuation:
$241,736
Permit #:
2305-054
Status:
final
Fee:
$2,950
Permit Type:
New non-residenti...
Building Type:
N/A
New residence storage building w/restroom
Valuation:
$169,215
Permit #:
2305-055
Status:
final
Fee:
$2,360
Permit Type:
Additions and alt...
Building Type:
N/A
Residence storage building
Valuation:
$231,840
Permit #:
2102-097
Status:
final
Fee:
$2,720
Permit Type:
Additions and alt...
Building Type:
N/A
Residential storage building
Valuation:
$72,450
Permit #:
2001-040
Status:
final
Fee:
$1,321
Permit Type:
Additions and alt...
Building Type:
N/A
Residential storage building 25 x 60 x 16 metal building
Valuation:
$90,651
Permit #:
2206-016
Status:
final
Fee:
$1,510
Permit Type:
Additions and alt...
Building Type:
N/A
40 x 40 x 16 metal storage building
Valuation:
$96,694
Permit #:
2206-063
Status:
final
Fee:
$1,572
Permit Type:
Additions and alt...
Building Type:
N/A
Residence storage building
Valuation:
$154,560
Permit #:
1911-080
Status:
final
Fee:
$2,072
Permit Type:
Additions and alt...
Building Type:
N/A
Pwsolid sw-reno: solid waste renovation pw: pw - public works
2014-11-12
N/a
Valuation:
N/A
Permit #:
SW-1403822
Status:
applied
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Ag shop building
Valuation:
$84,000
Permit #:
0502-023
Status:
final
Fee:
$1,325
Permit Type:
New non-residenti...
Building Type:
N/A
Metal storage building
Valuation:
$73,500
Permit #:
0504-027
Status:
final
Fee:
$1,037
Permit Type:
New non-residenti...
Building Type:
N/A
Bldres addn/rem: addition remodel bldg: cdd -building
2004-08-19
Addition master bedroom suite to single family residence
Valuation:
$39,438
Permit #:
BP-0403754
Status:
final
Fee:
$1,231
Permit Type:
N/A
Building Type:
N/A
1200 sq ft metal building
Valuation:
$25,200
Permit #:
0304-018
Status:
final
Fee:
$598
Permit Type:
Additions and alt...
Building Type:
N/A
1200 sq. ft. metal building
Valuation:
$25,200
Permit #:
0303-027
Status:
final
Fee:
$598
Permit Type:
Additions and alt...
Building Type:
N/A
30'x40 metal building
Valuation:
$25,200
Permit #:
0306-008
Status:
final
Fee:
$598
Permit Type:
Additions and alt...
Building Type:
N/A
Metal building
Valuation:
$38,880
Permit #:
0303-042
Status:
final
Fee:
$793
Permit Type:
Additions and alt...
Building Type:
N/A
Metal storage building
Valuation:
$33,600
Permit #:
0502-014
Status:
final
Fee:
$718
Permit Type:
Additions and alt...
Building Type:
N/A
30 x 60
Valuation:
$37,800
Permit #:
0307-040
Status:
final
Fee:
$778
Permit Type:
Additions and alt...
Building Type:
N/A
Ag shop
Valuation:
$25,200
Permit #:
0607-035
Status:
final
Fee:
$601
Permit Type:
New non-residenti...
Building Type:
N/A
Remove exist roof + replace with built-up roofing - flat area only
Valuation:
N/A
Permit #:
A-B9501365
Status:
final
Fee:
$80
Permit Type:
N/A
Building Type:
N/A
Re-roof 26 squares install gerrard tile over shake ner 423
Valuation:
N/A
Permit #:
A-B9501405
Status:
expired
Fee:
$176
Permit Type:
N/A
Building Type:
N/A
California Construction Specialties Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
California Construction Specialties License info
Verified License
| License # | 518885 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for California Construction Specialties at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 282981 |
| Status | Inactive |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership |
- According to the California Contractors State License Board, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for California Construction Specialties at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
92
BuildZoom Score
Bonded
| Bonded Agent | Suretec Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Falls Lake Fire & Casualty Company |
21
Permits
- Building permit records show that California Construction Specialties has worked on 21 permitted projects.
California Construction Specialties Employees
BA
Brent Carthell Adams
Owner
RG
Robert G Graff
Sole Owner
RG
Robert G Graff, Robert Gerald Graff
Owner
RG
Robert Gerald Graff
Sole Owner