Frontier Electronics is a leading designer and manufacturer of passive components including Magnetics (Inductors, Transformers, Coils), Diodes, MLCCs, and Integrated Passive Components (Antennas, Baluns, Filters, Diplexers). Frontier Electronics' corporate headquarters and main warehouse is located in Simi Valley, California. All Frontier Electronics facilities have ISO9001-2008 Certification. Classified by the US Dept. of Labor as a Disadvantaged Minority Women Business Enterprise.