Seiko Construction Inc.

Seiko Construction Inc. is a Millbrae, California plumbing company holding CSLB license #374334, verified against state records, licensed since 1979.

License verification

License-Verified

CLEARCSLB #374334(B|C10|C36)
Original license date
1979-05-10
Expires
2027-05-31
Insurance through
2026-12-16 (STATE COMPENSATION INSURANCE FUND)
Last verified 2026-08-17 · Verify at the state registry
Verification history
1. 2026-08-17 · checked against the state file · status: CLEAR

Contact

Phone: (415) 608-0663
Address: 739 BARCELONA DRIVE, Millbrae, CA 94030

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