[1] He entered the Ceylon Technical College to study for the BSc in Engineering of the University of London, there he won the Sri Chandrasekera Scholarship.

[1] Kulasinghe focused on cost technologies, innovative construction techniques and utilisation of local resources in his Engineering pursuits.

His pioneering efforts and contributions in the areas of Pre-cast concrete, Pre-stressed concrete, alternate low cost construction material, ferro-cement boat building, applications of the Shell design theory in the construction are applied in several key engineering structures in Sri Lanka.

He was a devout Buddhist and helped construct the Kotmale Mahaweli Maha Seya and the Buddha Jayanthi Chaithya at the Colombo harbour.

[5] Also, the Polgolla Bund, State Engineering Corporation head office and the Colombo Planetarium were also designed by Kulasinghe.