Piermont Grand Piermont Grand is situated at Sumang Walk sitting on a land area of 291,126 sqft. Developed by Pavo Properties Pte Ltd, it has 820 units. More details on Piermont Grand at Sumang Walk are below:AddressSumang WalkDeveloperPavo Properties Pte LtdDistrict19Site Area291,126 sqft / 27,046 sqmTenure99 years leaseholdNumber of Units820TOPPending TOP date