Sigma Overseas Manpower Pvt. Ltd (Nepal) P.O.Box: 10443 Maharajgunj, Chakrapath, Kathmandu, Nepal Tel: (977-1) 4372154, 4376951, 4376952 Fax: (977-1) 4376741 Email: sigma@ompl.wlink.com.np Site: www.sigmaompl.com.np