How do i contact core main for product information? For product information including availability and pricing, please call your local Core & Main location. For Core & Main corporate inquiries including general customer service and accounting inquiries, please call 314-432-4700. M&A inquiry?Why choose coretech for it support? At CoreTech, we're passionate about delivering strategic, innovative IT support for Omaha and Lincoln businesses. After all, our clients are the center of our universe! Our experts will find the right computer technology, tools, or phone system to add optimal value to your organization.What is core tech international? Core Tech is a multi-industry conglomerate that is looking to broaden its business portfolio. We currently comprise of a perse group of companies in finance, real estate, and construction as our core businesses. Our companies include one of the largest construction companies in Micronesia in Core Tech International.What is core technologys cad? Core Technology’s computer-aided dispatch system (CAD) is a solution that provides agencies with a basic call for service. Core Technology is now offering a hosted, statewide Jail Management System (JMS) with our partner, JailTracker.