MORTH
NHIDCL
Assam PWD (NH works)
Assam PWD (Roads)
Arunchal PWD
Asian Development Bank, Govt. of Assam
Water Resources Department , Govt. of Assam
TK Engineering Consortium Pvt. Ltd
ECI Engineering and Construction Company Ltd.
Ramky Infrastructures Ltd
M/s SGCCL - DP JV
ABCI - JKM JV
JKM - KCL JV
Jugal Kishore Mohanta & Company
M/s Dipayan Paul & Chanchal Paul JV
Town and Country Planing , Govt. of Assam