*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
2017 Gramercy Park (Lucky Tower) City Developments Ltd (CDL) City Developments Ltd (CDL) Hyundai Engineering & Construction Co Ltd 92.8 56% 91.5 Merit
2017 Haus @ Serangoon Garden City Developments Ltd (CDL) Sparkland Holdings Pte Ltd Tiong Seng Contractors (Pte) Ltd 94.4 50% Merit
2017 M Social & Up@Robertson Quay City Developments Ltd (CDL) City Developments Ltd (CDL) Sumitomo Mitsui Construction Co Ltd 91.2 20% Star
2017 Jewel @ Buangkok City Developments Ltd (CDL) White Haven Properties Pte Ltd Dragages Singapore Pte Ltd >=95 94% Excellent
2017 Lush Acres City Developments Ltd (CDL) City Developments Ltd (CDL) Nakano Singapore (Pte) Ltd >=95 79% Merit