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Updated: Jul 02, 2026
Location and Projects
Address
166 HARRIET DRIVE, Pleasant Hill, CA, 94523
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C E R Engineer
C E R, 166 Harriet Dr, Pleasant Hill, CA (Owned by: Diana Roquemore) holds a General Engineering, General Building license and 1 other license according to the California license board.
Their BuildZoom score of 100 ranks in the top 13% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring C E R, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
C E R Services
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C E R Contact Information
Phone Number: (510) 760-6992
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Address: 166 HARRIET DRIVE, Pleasant Hill, CA 94523
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C E R Pleasant Hill
Quality
100
87th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
C E R has a BuildZoom score of 100, which places them above 87% of 336,931 contractors in California.
Activity
|
1 project
|
2025 |
|
3 projects
|
2024 |
|
2 projects
|
2023 |
Our building permit records indicate that C E R has worked on at least
6.0 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-$20k |
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.
(connected to x24-0493 j.l.l.) construct temporary fire exit (bldg)
Valuation:
$6,000
Permit #:
B24-0587
Status:
issued
Fee:
$893
Permit Type:
N/A
Building Type:
N/A
Interior remodel including 2 skylights in dining area and 1 skylight in kitchen partial kitchen remodel. remove wall between living and kitchen area reconfigure ceiling and lighting in kitchen dining and family room 1/27/2020 updrade existing electrical panel to 200amps jcollignon *2/13/2020 - revision to addition gas line to kitchen for gas stove - bdb*
Valuation:
N/A
Permit #:
BIAL19-012594
Status:
final
Fee:
$895
Permit Type:
N/A
Building Type:
N/A
Remove damaged flooring and replace it with tile flooring and wrap the walls with the same
Valuation:
N/A
Permit #:
BLD24-6063
Status:
issued
Fee:
$1,081
Permit Type:
N/A
Building Type:
N/A
Legalize vbu21-571 & vbu21-572 to convert barn (permitted under b-137144) into dwelling
Valuation:
N/A
Permit #:
BLD22-2723
Status:
canceled
Fee:
$2,758
Permit Type:
N/A
Building Type:
N/A
Pre-manufactured dining tent from american tents to be installed on site during duration of temporary shelter operation
Valuation:
N/A
Permit #:
BLD22-5794
Status:
final
Fee:
$1,365
Permit Type:
N/A
Building Type:
N/A
Unit b: finalize work on existing old permits ew20041203252; e200603015567; e200603015567;e200605248092; e20060824753;e20060824754;e20060824755;e200704176872;e200710122318;ew20080819666;e200811173745;e200812084494;e201006027765;e20100920080;e20100920081;e20100920082
Valuation:
N/A
Permit #:
E201210256201
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Modular temporary office_ unit 1 of 22 - offsite construction only see bld21-9388 for approvals of onsite placement
Valuation:
N/A
Permit #:
BLD22-2685
Status:
final
Fee:
$591
Permit Type:
N/A
Building Type:
N/A
Modular temporary sleeping unit - 17 of 22 - offsite approval only onsite work reviewed under bld21-9388
Valuation:
N/A
Permit #:
BLD22-0606
Status:
final
Fee:
$542
Permit Type:
N/A
Building Type:
N/A
Modular temporary sleeping unit - 16 of 22 - offsite approval only onsite work reviewed under bld21-9388
Valuation:
N/A
Permit #:
BLD22-0605
Status:
final
Fee:
$542
Permit Type:
N/A
Building Type:
N/A
Modular temporary sleeping unit - 15 of 22 - offsite approval only onsite work reviewed under bld21-9388
Valuation:
N/A
Permit #:
BLD22-0604
Status:
final
Fee:
$542
Permit Type:
N/A
Building Type:
N/A
Modular temporary sleeping unit - 14 of 22 - offsite approval only onsite work reviewed under bld21-9388
Valuation:
N/A
Permit #:
BLD22-0603
Status:
final
Fee:
$542
Permit Type:
N/A
Building Type:
N/A
Modular temporary sleeping unit - 13 of 22 - offsite approval only onsite work reviewed under bld21-9388
Valuation:
N/A
Permit #:
BLD22-0602
Status:
final
Fee:
$542
Permit Type:
N/A
Building Type:
N/A
Modular temporary sleeping unit - 12 of 22 - offsite approval only onsite work reviewed under bld21-9388
Valuation:
N/A
Permit #:
BLD22-0601
Status:
final
Fee:
$542
Permit Type:
N/A
Building Type:
N/A
Modular temporary sleeping unit - 11 of 22 - offsite approval only onsite work reviewed under bld21-9388
Valuation:
N/A
Permit #:
BLD22-0600
Status:
final
Fee:
$542
Permit Type:
N/A
Building Type:
N/A
Modular temporary sleeping unit - 10 of 22 - offsite approval only onsite work reviewed under bld21-9388
Valuation:
N/A
Permit #:
BLD22-0599
Status:
final
Fee:
$542
Permit Type:
N/A
Building Type:
N/A
Modular temporary sleeping unit - 9 of 22 - offsite approval only onsite work reviewed under bld21-9388
Valuation:
N/A
Permit #:
BLD22-0598
Status:
final
Fee:
$542
Permit Type:
N/A
Building Type:
N/A
Modular temporary sleeping unit - 8 of 22 - offsite approval only onsite work reviewed under bld21-9388
Valuation:
N/A
Permit #:
BLD22-0597
Status:
final
Fee:
$542
Permit Type:
N/A
Building Type:
N/A
Modular temporary sleeping unit - 7 of 22 - offsite approval only onsite work reviewed under bld21-9388
Valuation:
N/A
Permit #:
BLD22-0596
Status:
final
Fee:
$542
Permit Type:
N/A
Building Type:
N/A
Modular temporary sleeping unit - 6 of 22 - offsite approval only onsite work reviewed under bld21-9388
Valuation:
N/A
Permit #:
BLD22-0595
Status:
final
Fee:
$542
Permit Type:
N/A
Building Type:
N/A
Modular temporary sleeping unit - 5 of 22 - offsite approval only onsite work reviewed under bld21-9388
Valuation:
N/A
Permit #:
BLD22-0594
Status:
final
Fee:
$542
Permit Type:
N/A
Building Type:
N/A
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Projects
C E R Reviews
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Verified License
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C E R License info
Verified License
| License # | 1029062 |
| Status | Active |
| State | California |
| Type | General Engineering, General Building |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for C E R at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 723477 |
| Status | Inactive |
| State | California |
| Type | General Building, General Engineering |
| 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. If this is your business, please update your license status.
Check this license's status for C E R at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
100
BuildZoom Score
Bonded
| Bonded Agent | Wesco Insurance Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Workers' Compensation History |
80
Permits
- Building permit records show that C E R has worked on 80 permitted projects.
C E R Employees
DR
Diana Roquemore
Rmo / Ceo / Pres
DR
Diana Roquemore
Owner
SJ
Steven Terry Jaca
Rme