SAFI (founded 1986 as SAFI Quality Software Inc., also known as Société Informatique SAFI) is a Canadian developer of structural engineering software. Its suite covers 3D multi-material analysis and design for buildings, offshore and onshore drilling structures, highway sign and signal structures, bridges, telecom towers, and electrical substations and transmission towers, plus code-based calculators for steel, concrete, wood, slabs and foundations. It also offers training courses, webinars and licensing through direct sales and a reseller program, and is affiliated with the engineering services firm StructureTech Network Inc.