BKOI Builders is a leading A class construction company, your number one source for all types of construction such as road, bridge. We're dedicated to giving you the very best service, with a focus on the best quality. BKOI Builders was founded by Hum Nath Koirala. It has come a long way from its beginnings in Tangal, Kathmandu. Our main services are Building construction, Road construction, bridge construction. BKOI Builders as a construction company provides various services under the same roof. It provides very good quality services at a reasonable price.