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LX Engineering

Engineering firm · San Francisco
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LX Engineering is an engineering firm with 11 tracked San Francisco building-permit projects on record, with the latest filing in that record 48 days ago. Its filings (Apr 2025 to Jul 2026) are concentrated in Castro/Upper Market and Excelsior, 90% residential. A typical project in the record declares $9K–$57K. If you work at LX Engineering, claim this page to add a description.

Filed 48 days ago
#379
by SF filing activity
among SF architects & engineers, 90 days to Aug 23, 2026
11
projects
from 24 filings
2/16
active weeks
weeks with a filing (16 weeks to Aug 23, 2026)
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Permit-backed projects · PermitPipeline’s independent record
Neighborhood, filing date, scope and declared value are shown here. Exact addresses, owner names and mailing addresses, and full filing histories are part of the paid product.
Typical project$9K–$57K$17K typicalLevel with the SF median ($17K)Last filed48 days agoSouth of Market · Jul 30, 2026Last 90 days2 active1 newly filed

Filing activity · 16 weeks to Aug 23, 2026 · peak Jul 2026

MAY
JUN
JUL
AUG

Project mix · by use

Commercial10%
Residential90%

Geography · by neighborhood

Castro/Upper Market20%
Excelsior20%
Glen Park20%
Hayes Valley20%
Inner Sunset20%

Shared-project connections

#FirmPrimary roleSharedRelative
1Wing Lee ArchitectsArchitecture6
2Gelfand Partners ArchitectsArchitecture1
3John Lum ArchitectureArchitecture1
4MK Engineers IncArchitecture1
5Nie Yang ArchitectsArchitecture1
1FGV Construction CoGeneral contractor2
2A L V Construction IncGeneral contractor1
3A M Rocca Inc.General contractor1
4Ace Plumbing & RooterGeneral contractor1
5D.F.P.F Corp Dba Fine Line ConstructionGeneral contractor1

Create a free account to see every firm on these projects and how many projects each one shares.

Owner and developer names, and the projects behind each connection, are part of the Leads product.

Firms that appear on the same San Francisco permit filings. Association on shared filings, not a proven working relationship.
State licenseCalifornia architect #S5130On 4 of this firm's filings. Architect licenses are held by individuals, not by firms.
Repeat working relationships2 firmsFirms this one appears with on more than one project, out of 15 in total.
Permit speed—Too few filings with a recorded issue date to publish a median.

Frequently asked questions

How many SF projects does LX Engineering appear on?▾
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?▾
20% of LX Engineering's tracked San Francisco projects are in Castro/Upper Market.
What is a typical LX Engineering project worth?▾
The median declared value across the 11 San Francisco projects LX Engineering has on record that state one is $17K (declared value on the permit filing, not contract value).
Which firms appear most often on the same filings as LX Engineering?▾
LX Engineering most frequently appears on the same San Francisco permit filings as Wing Lee Architects, FGV Construction Co, A L V Construction 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 SF DBI filings.
Public aggregate — full project records are part of the paid leads product. Ranking, filing activity, project mix and geography were last recomputed Aug 23, 2026. Project counts, declared values and filing dates are read live from SF DBI filings.
How far back does this record go?▾
This page covers the recent permit record, not the firm’s full history. A firm’s earliest filing here means it was already working when our record opens, not that it started then.
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Sources

San Francisco Department of Building Inspection permit filings.

Record source

Read directly from SF DBI filings.

Photography

None are shown until the firm supplies them.

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