Contact Us GEOTECH SOLUTIONS INTERNATIONALContact Number: +977-1-5536165, 5536174 Email : info@gsi.com.npKalika Marg, Sanepa-2 44600 Patan, NepalExecutive Director: 977-9801833720, Click here to mail: Executive DirectorProgram Manager: 977-9801833730, Click here to mail: Program ManagerDeputy Manager: 977-9801560004, Click here to mail: Deputy Manager