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Mare Island Facility Closure to Eliminate 80 Jobs

1/4/2026

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Summary

Story summary

Mare Island Dry Dock LLC (MIDD) will close its Mare Island facility in Vallejo, California, on January 1, 2026, eliminating 80 full-time jobs due to unforeseen disruptions, including the loss of a U.S. Coast Guard contract.
The City of Vallejo received notification on December 30, 2025.
The City of Vallejo coordinates with local agencies to assist affected workers and to expand Mare Island maritime activity for future jobs.

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Story summary

Mare Island Dry Dock LLC (MIDD) will close its Mare Island facility in Vallejo, California, on January 1, 2026, eliminating 80 full-time jobs due to unforeseen disruptions, including the loss of a U.S. Coast Guard contract.
The City of Vallejo received notification on December 30, 2025.
The City of Vallejo coordinates with local agencies to assist affected workers and to expand Mare Island maritime activity for future jobs.