License is active
Source: Contractors State License Board (CSLB)
Licensed
Current and in good standing
Bonded
$25,000 surety bond
Insured
Workers' comp coverage on file
Clean record
No complaints or disciplinary actions
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SEIFERT ENGINEERING INC
- License Number
- 882880
- State
- California
- Status
- active
- Business Type
- Corporation
- Address
- 637 SEVENTEENTH STREET OAKLAND, CA, 94612 Alameda County
- Phone
- (510) 844 4540
License Dates
Issued
08/18/2006
Expires
08/31/2026
Expires in 5 months — verify renewal before long contracts
CSLB Last Updated
12/15/2025
License Classifications
Personnel & Officers
SEIFERT WENDELL PETER
Responsible Managing Officer/Chief Executive Officer/President
BELFON MANDRAKE SCOTT
Responsible Managing Officer
Contractor Bond
Amount: $25,000
Company: PHILADELPHIA INDEMNITY INSURANCE COMPANY
Bond #PB10163403475
Effective: 08/19/2025
Workers' Compensation
Carrier: TECHNOLOGY INSURANCE COMPANY INC
Policy #TWC4706365
Effective: 12/20/2025
Expires: 12/20/2026
CSLB designation: Workers' Compensation Insurance
Complaints & Disciplinary History
This reflects CSLB's bulk license data. For detailed complaint history including pending investigations, check the official CSLB record.
Building Permits
Source: LA City Open Data (LADBS)
otc alterations permit
621 Taylor St, 94109
to comply with complaint #201782171, masonry wall repair; not visible to street.
$3,500
2017-07-19
otc alterations permit
57 Potomac St, 94117
to obtain final inspection for work approved under pa#200707066083. work completed.
$1
2009-01-07
otc alterations permit
53 Potomac St, 94117
to comply with novs 200453493, 200456068, 200562620 & 200671649 for violation issued 10-26-04.
$1,800
2008-07-03
otc alterations permit
57 Potomac St, 94117
install front door, install closet door and repair sheetrock bathroom.
$6,800
2007-07-06
otc alterations permit
53 Potomac St, 94117
to comply with nov# 200456068 - his. & ced nov# 200671649, nov# 200453493-his. (keep (e) lighting). 1 kitchen, 1 bath remodel to comply with nov# 200671649. install back the 5/8" egyptian board. conti
$13,000
2006-10-16
otc alterations permit
860 Fell St, 94117
renew pa#200502145433 .
$5,100
2006-06-13
Verify this record on the official state licensing board
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California licensing guide →Data sourced from official state licensing board records. Always confirm critical information directly with the state board.
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