Keystone Builders
Statutory compliance, direct supervision, landed building precision.
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enquiries@keystonebuilders.sg
+65 6789 0123
28 Sin Ming Lane, Midview City, Singapore 573972
Mon-Sat: 08:00 - 18:00
© 2026 Keystone Builders-Registered general building contractor operating across Singapore.
BCA CW01 C3 & GB2 LICENSED BUILDER