Sigma Plating Company launched its business in the decorative chrome plating industry in 1970. Today with plants located in La Puente, California, and St. James, MN, Sigma Plating provides quality chrome plating services for a variety of industries on the west coast and in the mid-west. Sigma currently provides services to many industry leading manufacturers.

Our broad résumé of custom projects significantly represent the growing demand for quality decorative plating. We welcome project inquiries and our qualified staff will provide you with a realistic timeline for your project from prototype to finished good.

Sigma runs a 24-hour operation, on automated lines, which greatly increases efficiency and quality. Our qualified and well trained staff operate these lines knowledgably and in full compliance with all existing environmental and governmental regulations.

Sigma is a member of MFASC (Metal Finishing Association of Southern CA).