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Langan

Engineering firm · New York City
langan.com(212) 479-5400368 Ninth Avenue, 8th Floor, New York, NY 10001

Langan is an engineering firm with 56 tracked New York City building-permit projects on record, with the latest filing in that record 3 days ago. Its filings (Aug 2024 to Sep 2026) are concentrated in Brooklyn and Queens. A typical project in the record declares $28K–$2.0M. If you work at Langan, claim this page to add a description.

Filed 3 days ago
#291
by NYC filing activity
among NYC architects & engineers, 90 days to Sep 4, 2026
56
projects
from 306 filings
15/16
active weeks
weeks with a filing (16 weeks to Sep 4, 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$28K–$2.0M$305K typical6.1× the NYC median ($50K)Last filed3 days agoManhattan · Sep 1, 2026Last 90 days17 active1 newly filed

Filing activity · 16 weeks to Sep 4, 2026 · peak Jul 2026

MAY
JUN
JUL
AUG

Project mix · by use

Commercial9%
Residential32%
Other59%

Geography · by borough

Brooklyn32%
Queens30%
Manhattan23%
Bronx11%
Staten Island4%

Shared-project connections

#FirmPrimary roleSharedRelative
1Langan EngineeringEngineering10
2Desimone Consulting EngineersEngineering4
3A&J Consulting Engineering ServicesEngineering3
4Langan Eng, Env, Survey, Larch, DPCEngineering3
5Robert Silman Assoc Struct Eng DPCEngineering3
1Taconic Builders IncGeneral contractor2
2Highline Construction GRGeneral contractor1
3James E Fitzgerald IncGeneral contractor1
4JRM Construction Mgmt LLCGeneral contractor1
5Urban Atelier Group LLCGeneral 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 New York City permit filings. Association on shared filings, not a proven working relationship.
State license30 license filersMost frequent: RA 034116 · PE 095119 · RA 020204. Individual licenses on this firm's filings, not held by the firm.
Repeat working relationships18 firmsFirms this one appears with on more than one project, out of 73 in total.
Permit speed131 days
This firm131d
NYC median32d
99 days longer than the NYC median
based on 70 firm filings vs 153,894 NYC filings

Frequently asked questions

How many NYC projects does Langan appear on?
PermitPipeline tracks 56 New York City building-permit projects for Langan (Aug 2024 to Sep 2026). 17 had filing activity in the last 90 days.
Does Langan work on commercial or residential projects?
Across its tracked New York City filings, 9% of Langan's projects are commercial and 32% are residential (multifamily, small residential, or single-family). Based on permit records, not self-reported.
Where in New York City does Langan work?
32% of Langan's tracked New York City projects are in Brooklyn.
What is a typical Langan project worth?
The median declared value across the 47 New York City projects Langan has on record that state one is $305K (declared value on the permit filing, not contract value).
Which firms appear most often on the same filings as Langan?
Langan most frequently appears on the same New York City permit filings as Langan Engineering, Desimone Consulting Engineers, A&J Consulting Engineering Services. Appearing together indicates association on shared filings, not a proven working relationship.
Is Langan an engineering firm?
Langan is listed as an engineering firm on its New York City permit filings. Roles on this profile are derived from the role each firm holds on public NYC DOB filings.
Public aggregate — full project records are part of the paid leads product. Ranking, filing activity, project mix and geography were last recomputed Sep 4, 2026. Project counts, declared values and filing dates are read live from NYC DOB 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

New York City Department of Buildings permit filings.

Record source

Read directly from NYC DOB filings.

Photography

None are shown until the firm supplies them.

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