Posted on February 18, 2019 by WebsiteYellowPages.com Sigma Industries Inc 1 2 3 4 50.000 LocationsDelaware Bookmark Contact Information Business Name Sigma Industries Inc Address 8 Dixon St, Delaware 19975-9669 Phone Number 6514546132 Fax Number 3024369610 Website http://www.valmont.com Post navigationPrevious post: Design-BuildEducationandResearchFndNext post: Patterson-Schwartz Realtors