Is O'BRIEN MECHANICAL, INC. still active?

Yes. O'BRIEN MECHANICAL, INC. is currently Active in California as of the most recent filing data.

When was O'BRIEN MECHANICAL, INC. formed?

O'BRIEN MECHANICAL, INC. was formed on December 7, 1979 in California. It is registered as a Corporation under filing number 0969280.

Who are the officers of O'BRIEN MECHANICAL, INC.?

Officer information for O'BRIEN MECHANICAL, INC. is not available in the public registry data.

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America’s National Corporate Registry·California·Filing #0969280

O'BRIEN MECHANICAL, INC.

ActiveCorporationCaliforniaFormed December 7, 1979

Source: California Department of State, Division of Corporations·Refreshed May 19, 2026

Registration

State filing number: 0969280
Jurisdiction: California
Entity type: Corporation
Status: Active
Formation date: December 7, 1979
Filing type: Domestic

Addresses

Principal address

555 LAUREL AVENUE NUMBER 216 · SAN MATEO, CA · United States

Mailing address

555 LAUREL AVENUE NUMBER 216 · SAN MATEO, CA · United States

Registry Intelligence

Formation cohortFormed December 1979 · 4,347,490 Corporations registered in CA
Peer activity rate30% of CA Corporations are currently active
LongevityActive for 46 years · older than the median CA Corporation

Computed from 40,000,000+ entity records · Updated nightly

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