QSI aims to be the preferred Cost Engineering and Project Management Company in the Philippines. The advantage that we offer is the local knowledge and the culture of empowering our people to deliver optimum services to our clients.
Philippines
5F Southkey Hub 2, Indo-China Drive,
Northgate Cyberzone Filinvest,
Alabang, Muntinlupa City 1781 Philippines
USA
304 South Jones Boulevard Unit 3286
Las Vegas, Nevada 89107