MINISTRY OF ROAD TRANSPORT AND HIGHWAYS

KERALA PWD

CENTRAL PWD

SOUTHERN RAILWAY

PMGSY

MAHE PWD

KERALA SHIPPING AND INLAND NAVIGATION CORPORATION

COCHIN INTERNATIONAL AIRPORT LTD.

KERALA STATE INDUSTRIAL DEVELOPMENT CORPORATION

KERALA STATE RUBBER CO-OPERATIVE LTD

KERALA STATE CONSTRUCTION CORPORATION

NATIONAL THERMAL POWER CORPORATION

KERALA STATE ELECTRICITY BOARD