DAO Consultants, Inc. FKA Dao Engineering, was formed in 1989 by Duy (Zwee) Dao, PE to offer Civil, Structural and Environmental engineering design services within the community. DAO is certified by City of Orlando, Orange County, GOAA and FDOT as an MBE, M/WBE, LDB, and DBE respectively. DAO enjoys a history with both private and public sector clients in the Greater Orlando area, and an excellent reputation with regulatory agencies within our tri-county area. Currently under the leadership of Mr. Dao's daughter, Solange Dao PE, President, and Principal Engineer, the firm continues as a strong partner in our building community.