SIGMA pioneered the Virtual Manufacturing model in 1985 to meet the growing demand for quality castings and waterworks products. Sourcing from India, China, Mexico, and Indonesia, as well as from domestic suppliers, SIGMA delivers unmatched quality, efficient logistics and reliable service to over a thousand customers throughout North America.
SIGMA’s skilled manufacturing partners offer a wide range of products, serve diverse markets, and allow scaling capacity. These are differentiators, and deliver significant advantages to our customers.