IDA is a consulting structural engineering firm originally established in 1986. IDA provides exceptional professional engineering service through technical expertise, sound professional judgment, and prompt, reliable, personal service to our clients. We design a full range of projects from the Hamel Family Winery in Sonoma to the national award-winning Net Zero Energy City of Hayward 21st Century Library. Our areas of expertise include the structural design of multi-family housing, municipal, school, religious, commercial, retail, laboratory, and medical structures. Our seismic retrofit experience is extensive and includes historic retrofits and upgrades of a variety of structure types. We are located in Oakland, CA.