Chris Warner
- Listed as
- engineer
- Firm
- Zfa Structural Enginers
- Based in
- Santa Rosa
- On San Francisco permits
- Sep 2022 to Nov 2025
9 permits since 2000 (engineer on 9 permits): 3 completed, 5 in progress, 1 expired or cancelled.
This is the city’s permit record, not a license check: the role and the number come from what was written on each permit (the number spelled one way). It does not show whether the license is current. How to read these records
Most recent permits
| Filed | Outcome | Address | Contractor | Work described on the permit | Declared cost |
|---|---|---|---|---|---|
| Nov 26, 2025 | In progress issued May 2026 | 150 Oak St | Related California Construction Llc | phase 2: new ext canopies,partial roof/skylights & column removal on 6/f,resurface payyard,new entry gates,ext stairs & ter serving new sep entry & reno of (e) main entry w/ new canopy.nonstruct-ti's basement kitchen.Details
phase 2: new ext canopies,partial roof/skylights & column removal on 6/f,resurface payyard,new entry gates,ext stairs & ter serving new sep entry & reno of (e) main entry w/ new canopy.nonstruct-ti's basement kitchen. | $15,000,000 |
| Sep 24, 2025 | In progress issued Dec 2025 | 150 Oak St | Related California Construction Llc | ab-004 priority: phase 1c - t.i.: mep upgrades to pa 202503172389. no associated increase to student population.Details
ab-004 priority: phase 1c - t.i.: mep upgrades to pa 202503172389. no associated increase to student population. | $13,500,000 |
| May 14, 2025 | In progress issued Oct 2025 | 99 Rhode Island St | Swinerton Builders | full building renovation and change ofuse from office to private school (k-12) and group e childcare (+36mos).(e) on-site parking convert to outdoor play yard for students. mandatory seismic upgrade.Details
full building renovation and change ofuse from office to private school (k-12) and group e childcare (+36mos).(e) on-site parking convert to outdoor play yard for students. mandatory seismic upgrade. | $15,000,000 |
| Mar 17, 2025 | In progress issued Jun 2025 | 150 Oak St | Cahill Contractors Llc., Related California Construction Llc | ab-004 priority:phase 1b: renovate restrooms on floors 1-5.replace (e) toilet partitions w/ proviacy partitions where allwed by (e) fixture layouts.additoinal gender neutral restroom added to basement & 6/f.expand (e) egress stairs #05 from 1-2/f to service basements thru 3/f.add stairs #8 fr 3-6/f.Details
ab-004 priority:phase 1b: renovate restrooms on floors 1-5.replace (e) toilet partitions w/ proviacy partitions where allwed by (e) fixture layouts.additoinal gender neutral restroom added to basement & 6/f.expand (e) egress stairs #05 from 1-2/f to service basements thru 3/f.add stairs #8 fr 3-6/f. | $1,200,000 |
| Aug 9, 2024 | Completed final sign-off Nov 2024 | 680 Filbert St | Gci, Inc | rev 202209132308- revise roll up door post connection detail to ro remove embeded anchors in (e) concrete. new detail uses threaded rods run through with exposed nuts to steel tubes. due to change, remove special inspections items #2 bolt installed in concrete and #18a bolts installed in (e) concretDetails
rev 202209132308- revise roll up door post connection detail to ro remove embeded anchors in (e) concrete. new detail uses threaded rods run through with exposed nuts to steel tubes. due to change, remove special inspections items #2 bolt installed in concrete and #18a bolts installed in (e) concret | |
| Jul 3, 2024 | Expired or cancelled withdrawn Apr 2025 | 450 Irwin St | interior ti (n0n-structural) of partial 2nd fl of (e) schoool, addition of rooftop mech w/structural support, no area increase. no change in occupancyDetails
interior ti (n0n-structural) of partial 2nd fl of (e) schoool, addition of rooftop mech w/structural support, no area increase. no change in occupancy | $186,000 | |
| May 17, 2024 | In progress issued Sep 2024 | 2776 Broadway | Trejo Construction | minor additions on n & s 10ft horizontal but not exceed (e) roof ht. add 167sf on 3rd lvl.n/s installation of moment frame.additions tie into (e) buyilding structure and there will be no foundatoins or excavation. interior work within all 3 floors.Details
minor additions on n & s 10ft horizontal but not exceed (e) roof ht. add 167sf on 3rd lvl.n/s installation of moment frame.additions tie into (e) buyilding structure and there will be no foundatoins or excavation. interior work within all 3 floors. | $275,000 |
| Sep 21, 2022 | Completed final sign-off May 2024 | 184 Hooper St | Johnstone - Mc Auliffe Const. Inc. | new dust collector for school woodshop - 2nd flr exterior. ref 202204222827.Details
new dust collector for school woodshop - 2nd flr exterior. ref 202204222827. | $50,000 |
| Sep 13, 2022 | Completed final sign-off Nov 2024 | 680 Filbert St | Gci, Inc | including but not limited to: upper level play yard chain link fabric, including vehicular & pedestrian gate replacements, & lower level parking garage facade replacement.Details
including but not limited to: upper level play yard chain link fabric, including vehicular & pedestrian gate replacements, & lower level parking garage facade replacement. | $192,000 |