O.R.E. Development Corporation (O.R.E.) is a commercial real estate development company located in Toronto, Ontario. O.R.E. provides expertise in real estate development; architecture and engineering; construction/project management; property management; and asset management.

O.R.E. Development is a member of the Minneapolis-based Opus Group, which is composed of vertically integrated full-service companies with offices throughout the United States. O.R.E. offers the benefits of local expertise, as well as national capabilities through its affiliation with U.S.-based Opus Group. Since opening their doors in 1953, the O.R.E.-affiliated companies have developed in excess of 238 million square feet of space and completed more than 2,438 projects across the U.S.