Ameritrol

Cole Instrument Corporation is one of the leading manufacturers of precision rotary switches optical encoders and potentiometers for the aerospace and military industries. The company has been operational for more than 35 years. Cole Instrument Corporation has a staff of more than 80 people and maintains a facility of over 24,000 square feet. Headquartered in Santa Ana, Calif., it is a small privately held business that uses the latest manufacturing and testing equipment. Cole Instrument Corporation produces a wide variety of precision rotary switches, and offers both optical and rotary encoders. The company has shipped more than 2.5 million switches into service.

Coil Winding Specialist Inc. is a direct manufacturer in the industry foron-line ordering of custom magnetic parts, inductors, coils, and transformers.

DDH Enterprise is a family owned and operated electronic contract manufacturer of turnkey cable, harness and mechanical assemblies. The 17-year-old company manufactures and assembles components for a variety of original equipment manufacturers in the medical, power supply and conditioning, computer, communication and other electronics industries. The company has shipped more than 143 assemblies representing more than $23 million in annual sales. DDH has grown to become one of the largest, most capable and automated cable and wire harness manufacturers in Southern California. DDH purchased and relocated operations to its current 42,000 square foot facility in Vista, Calif.