Update on Garden Grove facility in California

Summary by AI ^BETAClose X

Melrose Industries PLC has provided an update on its Garden Grove facility in California, confirming that the Orange County Fire Authority has lifted the mandatory evacuation area, with no chemical leak or public risk identified. While a small restricted zone remains around the facility, work is progressing with authorities and customers on operational recovery and supply plans. The Garden Grove site, which employs approximately 500 people and generated £136 million in sales for the financial year 2025, designs, manufactures, and supports advanced military and commercial transparencies.

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Melrose Industries PLC

27 May 2026

MELROSE INDUSTRIES PLC

Update on Garden Grove facility in California

Further to the announcement on 26 May regarding GKN Aerospace's Garden Grove facility in the US, at 7.30pm local time on 26 May, the Orange County Fire Authority (OCFA) announced the lifting of the remaining mandatory evacuation area. A small, temporary, restricted zone remains in place directly surrounding the facility.

The OCFA publicly confirmed that no chemical leak has occurred and that there is no risk to the public.

Work continues with the local authorities and with customers on operational recovery and supply plans.

The progress made in recent days is testament to the skill and dedication of all the teams and services involved.

Further updates will be provided as appropriate.

Enquiries:

Investor Relations:

Mat Wootton

+44 (0) 7483 961 233, mat.wootton@melroseplc.net

Media:

Simon Sporborg, Tom Pigott / Brunswick:

+44 (0) 207 404 5959, melrose@brunswickgroup.com

About Garden Grove

The Garden Grove facility in California, operated by GKN Aerospace Transparency Systems, Inc., designs, manufactures and provides aftermarket support for advanced military and commercial transparencies employing around 500 people. For financial year 2025, sales generated by the site were £136 million.

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