Engineer, Irvine License S6550
J5 Infrastructure
The city has issued 55 of the 63 San Francisco building permits that name J5 Infrastructure since 2018. The work is mostly commercial, led by offices. Their busiest neighborhoods are Financial District/South Beach, South of Market and Mission.
- Also filed as
- architect, permit expediter
- Issued by the city
- 55 of 63 filed since 2018
- Rank for offices
- No. 37 of 375 by offices issued
- Overall rank
- No. 101 of 1,146 engineers
- Commercial share
- 73% last filing Feb 2026
What they work on
Every San Francisco building permit with J5 Infrastructure on the record since 2018, by project type. Most filed: 27 offices, 17 hotels, clinics, schools and other commercial, 16 apartments and multifamily.
Residential and commercial, by permits filed
- Offices Commercial 24 of 27 issued 43% of filings.
- Hotels, clinics, schools and other commercial Commercial 13 of 17 issued 27% of filings.
- Apartments and multifamily Residential 15 of 16 issued 25% of filings.
- Retail and shops Commercial 2 of 2 issued 3% of filings.
- Home remodels Residential 1 of 1 issued 2% of filings.
Permits over time
Permits filed each year, drawn as a street with one building per year, and how many of all their permits the city has issued.
- Busiest year
- 2022
- 37 permits filed
- Latest filing
- Feb 2026
- 87% of 63 issued
One building per year, its height the permits filed. Each floor line marks 5 permits; the 2026 building is dashed because it counts permits filed through October 20, 2026.
Issued by the city: 55 of 63 permits filed
All San Francisco project permits since 2018 in this data
8 not issued as of October 20, 2026. Source: SF Department of Building Inspection permits via DataSF.
How fast their permits come through
Filing to issue for permits that went through plan review. J5 Infrastructure has 2 of those across all project types; the citywide comparison is for offices, their most filed type, where 1,360 of 26,216 permits went through plan review and the rest were approved over the counter.
No median yet: fewer than 3 issued plan-review permits with usable dates.
2 firms with medians over 12 months are drawn at the right edge.
Where they rank
Ranked by permits the city has issued since 2018, first across every project type, then for offices alone.
- 99 Hawk N Lee P.E. 57
- 100 Dolmen Structural Engineer 56
- 101 J5 Infrastructure 55
- 102 Andy Tan 55
- 103 Wsp 55
All permits issued, 1,146 engineers Full ranking
- 35 Thornton Tomasetti 25
- 36 Jullian P. Moritz 25
- 37 J5 Infrastructure 24
- 38 Nabih Youssef Associats 24
- 39 Environmental Systems Design 23
Offices issued, 375 engineers
Where they work
The neighborhoods where J5 Infrastructure files the most permits, and how many engineers count each one among their top 4 neighborhoods.
- 01 Financial District/South Beach 386 engineers count Financial District/South Beach among their busiest neighborhoods
- 02 South of Market 204 engineers count South of Market among their busiest neighborhoods
- 03 Mission 298 engineers count Mission among their busiest neighborhoods
- 04 Haight Ashbury 60 engineers count Haight Ashbury among their busiest neighborhoods
Questions for the first call
- Which of your recent San Francisco permits are closest to my project in type, size and neighborhood, and can I see the permit numbers?
- How long did those permits take from filing to issue, and what did plan check send back?
- Who on your team draws the set, who stamps it, and who answers the city's comments?
Other engineers for offices
Firms ranked near J5 Infrastructure by permits issued for offices.
- Sheet
- S-101 No. 101 of 1,146
- Drawing
- Permit record, J5 Infrastructure
- Engineer, Irvine
- License
- S6550 check with BPELSG
- Source
- San Francisco DBI building permits, since 2018
- Data as of
- Oct 2026
- Scale
- Not to scale
Built only from public San Francisco Department of Building Inspection records (permits, permit contacts), updated 2026-10-20. It is not a review or an endorsement, and J5 Infrastructure has not paid to be listed. Project addresses are never shown.
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