OSCA Asia
Kallang (Aperia); also Kuala Lumpur and Ho Chi Minh City

Osca Asia Pte Ltd is a Kallang office design and build firm for regional offices of foreign companies, and says smaller projects can be finished in 6 to 8 weeks, priced by quote. Larger projects can take several months.
Key facts
- Duration
- 6 to 8 weeks for smaller projects; several months for larger ones
- Included
- Feasibility and site assessment, Design, Project management, Handover
From OSCA Asia's own website, checked 8 November 2026. Sources: 1, 2, 3
- Clients named on their site
- TE Connectivity, Oldendorff, China Telecom, Bank Negara Indonesia, OKG, BIGO, Logicalis, SKF Asia
- Address
- 12 Kallang Avenue #03-28/27, Aperia (The Annex), Singapore 339511
Where OSCA Asia is ranked
Details checked on OSCA Asia's own website on 7 November 2026.