Established in the early 50s, Trehan IRIS has over six decades of unprecedented experience in the construction field where they have executed prestigious projects for CPWD, DDA, PWD across Delhi NCR. The brand has marked the successful completion of several landmarks like IRIS Tech Park, IRIS Cyber Tower, IRIS 312, IRIS Milestone, IRIS Cyber Square many more. Trehan Iris has delivered more than 15 Million Sq Ft area in over 100 completed projects.