Lx Engineering
Engineering firm · San Francisco permit activity
Engineering firm active in San Francisco construction, tracked from public building-permit filings.
#310
by NYC filing activity
among NYC architects & engineers, last 90 days
11
project records
Apr 2025 to Jul 2026
2/16
active weeks
weeks with a filing (last 16)
11 projects
Scopes, declared values and this firm's role on each one
See 11 projects involving Lx Engineering
Recent projects involving this firm
Nob Hill
Enlarge (e) room with room with (n) electrical equipment per utility company's requierement.…
$33K
South of Market
Revision to pa# 202412307532: relocate toilet room from 1st floor to 2nd floor and add bathtub.…
$90K
Mission
Interior renovation to add 3 new adu units per state program to replace garage at ground floor.…
$295K
Neighbourhood, filing date, scope and declared value are shown here. Exact addresses, full filing histories and project teams are part of the paid product.
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11 project records for Lx Engineering: addresses, values, project teams
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Middle 50% of declared values: $9K–$57K (median $17K)
Most recent filing: Nob Hill · Jul 28, 2026
2 active · 1 newly observed last 90 days
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Filing activity · last 16 weeks
APR
MAY
JUN
JUL
2
active projects (last 90d)
1
newly observed (last 90d)
Jul 2026
peak month
Project mix · by use
Commercial10%
Residential90%
Geography · by borough
Castro/Upper Market20%
Excelsior20%
Glen Park20%
Hayes Valley20%
Inner Sunset20%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| 1 | Wing Lee Architects | Architecture | 5 | |
| 2 | Mk Engineers Inc | Architecture | 1 | |
| 3 | Mk Engineers Inc. | Architecture | 1 | |
| 4 | Nie Yang Architects | Architecture | 1 | |
| 5 | Studio Nea | Architecture | 1 | |
| 1 | Fgv Construction Co | General contractor | 2 | |
| 2 | Terence Mcmahon Construction | General contractor | 1 | |
| 3 | A L V Construction Inc | General contractor | 1 | |
| 4 | A M Rocca Inc. | General contractor | 1 | |
| 5 | D.F.P.F Corp Dba Fine Line Construction | General contractor | 1 |
Firms that appear on the same San Francisco permit filings. Association on shared filings, not a proven working relationship.
Frequently asked questions
How many SF projects has Lx Engineering filed?▾
PermitPipeline tracks 11 San Francisco building-permit projects for Lx Engineering (Apr 2025 to Jul 2026). 2 had filing activity in the last 90 days.
Does Lx Engineering work on commercial or residential projects?▾
Across its tracked San Francisco filings, 10% of Lx Engineering's projects are commercial and 90% are residential (multifamily, small residential, or single-family). Based on permit records, not self-reported.
Where in San Francisco does Lx Engineering work?▾
9% of Lx Engineering's tracked San Francisco projects are in Castro/Upper Market.
What is a typical Lx Engineering project worth?▾
Across the 13 tracked projects with a declared value, Lx Engineering averages $43K per project (declared value on the permit filing, not contract value).
Which firms does Lx Engineering work with most often?▾
Lx Engineering most frequently appears on the same San Francisco permit filings as Wing Lee Architects, Fgv Construction Co, Mk Engineers Inc. Appearing together indicates association on shared filings, not a proven working relationship.
Is Lx Engineering an engineering firm?▾
Lx Engineering is listed as an engineering firm on its San Francisco permit filings. Roles on this profile are derived from the role each firm holds on public DOB filings.
Public aggregate — full project records are part of the paid leads product. Updated daily from SF DBI filings.
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