General Info

Sigma Four is a contract manufacturer of wire, cable, connectors, power supplies and medical tubing products. The company is a minority-owned and operated business that specializes in manufacturing custom electronic and cable assemblies and medical tubing products. Sigma Four supplies its product and services to the telecommunications, medical and electronics industries. The company s portfolio of customers includes Alcatel, Flextronics, Marlow Industries, Texas Instruments, Raytheon and SPX. In addition, Sigma Four s unique setup allows it to serve large original equipment manufacturers, as well as small start-up companies. The organization, which is based in Plano, Texas, also has the flexibility and capacity to evaluate, design and provide a quick turn-around to meet its customers goals.