• www.ultratechcement.com
• www.shreecementltd.com
• www.ambujacement.com
• www.acc.com
• www.ramco.com
• www.dalmiabharat.com
• www.jkcement.com
• www.heidelberg.com
• www.starcement.co.in
• www.jklakshmicement.com
• www.indiacements.co.in
• Other companies websistes.