*Percentile Ranking - Developer/Contractor may be subjected to higher sampling under the 3-Tier CONQUAS scheme for their future private housing projects, as long as they have private housing projects with CONQUAS score below the bottom 10th percentile in the immediate past 3 years.

Year Project Developer Project Developer Contractor CONQUAS Score Percentile Rank 2019 Private Housing AverageQM Rating
2015 The Sorrento Allgreen Properties Ltd Allgreen Properties Ltd Tiong Aik Construction Pte Ltd 94.4 66% 91.5 Excellent