Find heat treating companies in California, ranked by process fit, coverage, and confidence.
Green pins show verified facility points. Soft red halos show estimated city- or metro-level points. The public map starts on the contiguous U.S.
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Custom MFG LLC is a North American manufacturer specializing in precision screw machine products.
GlasPro, Inc. is listed in Noramark's public directory with heat treating capabilities.
Hansen Steel Services is a family-owned metal fabrication and steel distribution company based in the Los Angeles area, Southern California.
Industrial Sprockets & Gears, Inc. is listed in Noramark's public directory with heat treating capabilities.
West Coast Machining, Inc. is listed in Noramark's public directory with heat treating capabilities.
At Burnet Machining Inc., we have highly skilled staff with decades of experience.
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Snapshot updated Apr 18, 2026. This normalized public directory reflects process and location coverage only. It does not show live capacity, pricing, or quote availability.