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Langchain Inc.

San Francisco, CA

General information for Langchain Inc.

Physical address
501 2nd St Ste 120, San Francisco, Ca, 94107
Mailing address
501 2nd St Ste 120, San Francisco, CA, 94107
Website
langchain.com

Points of contact for Langchain Inc.

SAM.gov Points of Contact

Paul Nguyen
Government Business POC
Account Executive
501 2nd Street, STE 120, San Francisco, CA, 94107
Jessica Ou
Electronic Business POC
Growth
501 2nd Street, STE 120, San Francisco, CA, 94107

Additional contact details may be available

NAICS codes for Langchain Inc.

Code Description Small Business
513210 PRIMARY Software Publishers Yes
518210 Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services No
541511 Custom Computer Programming Services No

PSC codes for Langchain Inc.

Code Description
DA10 IT AND TELECOM - BUSINESS APPLICATION/APPLICATION DEVELOPMENT SOFTWARE AS A SERVICE

Update history

3 change(s) tracked
Jul 21, 2026
NAICS 541511 is no longer the primary code
NAICS 541511: small-business status Yes → No
Jul 21, 2026
NAICS 518210: small-business status Yes → No
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