30 Alexandra Lane #03-02 KWANG YEOW HENG BUILDING Singapore 119982
+65-6273-1611
+65-6276-1311
Diethelm Keller Property & Investment Pte. Ltd.
34 Boon Leat Terrace #04-00 Singapore 119866
+65-6471-1466
+65-6474-9225
30 Alexandra Lane #03-02 KWANG YEOW HENG BUILDING Singapore 119982
+65-6273-1611
+65-6276-1311
Diethelm Keller Property & Investment Pte. Ltd.
34 Boon Leat Terrace #04-00 Singapore 119866
+65-6471-1466
+65-6474-9225