Ats Greens Tourmaline Sector 109 Gurgaon is a residential property in Sector 109 Gurgaon, developed by ATS Builders. The property, which spans 10.4 acres, has an impressive 80 percent open space. In its five storeys, there are 3 and 4 BHK apartments. ATS Builders is one of the most well-known names in the NCR, having completed projects in Noida, Greater Noida, and Indirapuram.