Updated: Dec 11, 2025
Location and Projects
Address
PO Box 607, Menlo Park, CA, 94026
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Sej Builders Electrician
Sej Builders, Menlo Park, Po Box 607, Menlo Park, CA (Employees: Kenneth Charles Ray Jr and Stephen Edward Jones) holds a Contractor license according to the Atherton 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 Sej Builders, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Sej Builders Contact Information
Phone Number: (650) 644-2514
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Address: PO Box 607, Menlo Park, CA 94026
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Sej Builders Menlo Park
Quality
98
84th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Sej Builders has a BuildZoom score of 98, which places them above 84% of 336,931 contractors in California.
Activity
|
4 projects
|
2025 |
|
2 projects
|
2024 |
Our building permit records indicate that Sej Builders has worked on at least
6.0 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.
Experience
|
6 projects
|
Electrical projects |
Analyzing permits over the last 4 years shows that Sej Builders mostly works on
electrical project
projects.
Pricing
|
2 projects
|
< $5k |
|
4 projects
|
$5k-$20k |
The typical size of their permits is approximately $6,300. 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.
Electrical service panel upgrade 100 amp to 200 am
Valuation:
$6,500
Permit #:
2025-00036
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Electrical service panel upgrade 100 amp to 200 am
Valuation:
$6,400
Permit #:
2024-02496
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Electrical service panel upgrade 100 amp to 200 am
Valuation:
$6,400
Permit #:
2024-02495
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Electrical service panel upgrade 100 amp to 200 am
Valuation:
$2,900
Permit #:
2024-03284
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Scope of work to include: addition to and alteration to entire residence approx: 2, 185 existing residence is 1, 371 new addition 813 habitable sq ft total new sq. footage with garage 2, 675 permit revised to addition gas line for future bbq and fire pit - 5/9/12 sp
Valuation:
$166,892
Permit #:
2009 007898 RS
Status:
final
Fee:
N/A
Permit Type:
Single family
Building Type:
N/A
Addition 212 sf remodel 1717 sf (n) roofed porch 225 sf; tear off comparable r/r comparable 245 sf; replace windows & doors; replace and relocate furnace to attic; replace water heater with tankless & relocate; upgrade service equipment
Valuation:
$340,000
Permit #:
B09-0581
Status:
final
Fee:
$7,837
Permit Type:
N/A
Building Type:
N/A
Retaining walls around pool house pool deck and steps
Valuation:
N/A
Permit #:
20060000524
Status:
issued
Fee:
N/A
Permit Type:
Other
Building Type:
N/A
Building electrical mechanical plumbing plancheck
2010-03-19
Single family residence addition and remodel (1 990 hab 440 garg sq ft)
Valuation:
$250,000
Permit #:
2009-0038
Status:
final
Fee:
N/A
Permit Type:
Additional
Building Type:
N/A
New main residence with attached trellis
Valuation:
$800,000
Permit #:
20060000518
Status:
FINALED
Fee:
$0
Permit Type:
New main residence
Building Type:
N/A
Addition alter main residence
Valuation:
N/A
Permit #:
BP09-00381
Status:
final
Fee:
N/A
Permit Type:
Remodel/add
Building Type:
N/A
Automobile wholesale (office use only)
Valuation:
$0
Permit #:
BUS2013-02029
Status:
Active
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
New pool house
Valuation:
$120,000
Permit #:
20060000519
Status:
FINALED
Fee:
$0
Permit Type:
Other
Building Type:
N/A
Detached garage
Valuation:
$100,000
Permit #:
20060000520
Status:
FINALED
Fee:
$0
Permit Type:
Other
Building Type:
N/A
Revision to master bedroom. omission of fireplace addition
Valuation:
$0
Permit #:
20060000518_1
Status:
FINALED
Fee:
$0
Permit Type:
N/A
Building Type:
N/A
Change plate height of two storey wing and decrease area of
Valuation:
$0
Permit #:
20060000518_1_2
Status:
FINALED
Fee:
$0
Permit Type:
N/A
Building Type:
N/A
Increase size in kitchen & dining room dormers
Valuation:
$0
Permit #:
20060000518_1_3
Status:
FINALED
Fee:
$0
Permit Type:
N/A
Building Type:
N/A
Driveway utilities and curb in right of way
Valuation:
$0
Permit #:
ENCR2006037
Status:
FINALED
Fee:
$0
Permit Type:
Other
Building Type:
N/A
Demolish house garage hardscape
Valuation:
N/A
Permit #:
BP10-00103
Status:
final
Fee:
N/A
Permit Type:
Removal of residence
Building Type:
N/A
New 400 amp electrical service
Valuation:
$1,000
Permit #:
20060000523
Status:
FINALED
Fee:
$0
Permit Type:
Other
Building Type:
N/A
Temporary power pole. 100 amp
Valuation:
$800
Permit #:
20070000145
Status:
ISSUED
Fee:
$0
Permit Type:
Other
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Sej Builders License info
Verified License
| License # | 890948 |
| Status | Active |
| Town | Atherton |
| Type | Contractor |
| Business Type | Partnership |
- BuildZoom has not verified this license since August, 2015.
Verify this license's status for Sej Builders at the The Town of Atherton, CA.
This is a sample of licensing data; click here to access a complete history.
98
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $12,500 |
13
Permits
- Building permit records show that Sej Builders has worked on 13 permitted projects.
Sej Builders Employees
KJ
Kenneth Charles Ray Jr
Qualify Partner
SJ
Stephen Edward Jones
General Partner