Deep Foundations Institute Email Format
Non-profit OrganizationsNew Jersey, United States11-50 Employees
Deep Foundations Institute (DFI) is a nonprofit international association focused on the deep foundations industry, based in Hawthorne, New Jersey. Its membership features contractors, engineers, manufacturers, suppliers, academics and owners, totaling more than 3,500 individuals worldwide. The organization seeks a consensus voice and a shared vision for continual improvement in the planning, design and construction of deep foundations and excavations, supported by networking and collaboration. DFI advances the field through technical committees, educational programs, conferences, publication of guides and specifications, a peer-reviewed journal and a flagship magazine, along with research and government outreach. In 2026, the institute is hosting its 51st Annual Conference (DFI51) in Orlando, Florida, reflecting ongoing international engagement.