National Controls Incorporated is a sales and service
organization with over 35 years experience. We were formally known as Sigmacal. We pride ourselves on providing customers
with high-quality products and personal service. Our office is conveniently located in the Los Angeles County area.
service means taking the time to listen. We will work with you every step of the way to make sure you receive the services
you need. Our business is client-oriented, and we maintain strict confidentiality.
We hope you'll find the information you need on this site about our company and the products and
services we provide. We look forward to working with you.