Siegfried Engineering, Inc.
About this vendor
A multidisciplinary engineering and design firm headquartered in Stockton, California. It offers civil engineering, structural engineering, geotechnical engineering, surveying and landscape architecture, along with grant, outreach and construction administration services.
- Registered name
- Siegfried Engineering, Inc.
- Type
- Company
- Website
- siegfriedeng.com
- Phone
- 209.943.2021
- Address
- 3428 Brookside Rd. Stockton, CA 95219
Researched by AI from public sources on Oct 4, 2026, checked by a second, independent AI review, with every contact detail matched to a cited page. Not from OUSD or Legistar; may be incomplete or out of date. Sources: Siegfried Engineering | California Engineering and Design Firm, Connect - Siegfried Engineering, Siegfried Engineering, Inc..
What the district contracts them for
Categories and action types are this tool's classification (AI-assigned, then checked), not Legistar fields. How this works.
Official information from Legistar
Legistar has no vendor profile; a vendor appears only as the vendor number on each record. These fields come from the official records listed at the bottom of this page.
- OUSD vendor number
003921- Named in the agenda text as
- Siegfried Engineering, Inc.
- Presenting offices
- Senior Business Officer (3); Deputy Chief, Facilities Planning and Management (1)
- Record types
- Agreement or Contract (4)
- Funding sources
- Fund 21, Measure J
- Resource / site codes
9450 2139450 96809450-210; 9680-2109450-213
Approved on the consent report (1)
- Adds $5,000 to Siegfried Engineering's design contract for the Westlake Middle School field projectAug 28, 2019 ·
P.-5·19-1604· Adopted on the General Consent ReportRaises existing contract+$5Knew total $91K
All Legistar records (4)
Every Legistar record carrying this vendor number in any year, on consent or not, plus records Legistar links to this vendor's consent items (for example, an amendment's original agreement). Newest first.
| Date | File | Official title | Type | Status |
|---|---|---|---|---|
| Aug 28, 2019 | 19-1604 | Amendment No. 3, Agreement for Architectural Services - Siegfried Engineering, Inc. - Westlake Middle School Field ProjectDeputy Chief, Facilities Planning and Management · Enactment no. 19-1326 · Related: 16-2190, 18-0212, 18-2412 · Plain-English summary | Agreement or Contract | Passed |
| Dec 12, 2018 | 18-2412 | Amendment No. 2, Agreement for Architectural Services – Siegfried Engineering, Inc. – Westlake Middle School Field Replacement ProjectSenior Business Officer · Enactment no. 18-1815 · Related: 19-1604 | Agreement or Contract | Passed |
| Feb 28, 2018 | 18-0212 | Amendment No. 1, Architectural Services Agreement – Siegfried Engineering, Inc. – Westlake Middle School Field Replacement Project - Extension of Agreement TermSenior Business Officer · Enactment no. 18-0291 · Related: 19-1604 | Agreement or Contract | Passed |
| Oct 26, 2016 | 16-2190 | Agreement for Architectural Services (Less Than $87,700) – Siegfried Engineering, Inc. –Westlake Middle School Field Replacement ProjectSenior Business Officer · Enactment no. 16-1723 · Related: 19-1604 | Agreement or Contract | Passed |