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New Manufacturing Businesses in Diamond Bar, CA

1 manufacturing businesses recently registered in Diamond Bar, California.

Updated September 28, 2026 · Most recent business filing Apr 1, 2026

Total Filings

Apr 1, 2026

Most Recent

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About Manufacturing Businesses in Diamond Bar

This page lists new manufacturing businesses registered in Diamond Bar, California. We currently track 1, sourced directly from the California Division of Corporations and refreshed daily as new manufacturing companies file.

Recent additions include Vulcan Shield. The most recent manufacturing business filing was on Apr 1, 2026.

Each entry shows the filing date and, where we can verify it, the owner name and contact details. If you sell to manufacturing businesses in Diamond Bar, this is one of the freshest prospect lists in the market.

All Filings

Vulcan Shield

Apr 1, 2026

ManufacturingVerifiedDiamond Bar, CA · Los Angeles Co.

The company manufactures advanced high-temperature insulation materials using alumina fiber technology for aerospace, automation, construction, and energy industries. The US entity is a subsidiary of a Singapore-based global manufacturer, as indicated by the 'USA COMPANY' page and contact details.

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