Isolux Corsan- Kolin- Haif Contracting secure civil works contract for Mecca Metro Phase I July 7, 2015 | Middle East & Africa Company News A joint venture (JV) of Spain-based Isolux Corsan, Turkey-based Kolin İnşaat Turizm Sanayi ve Ticaret (Kolin), and Saudi Arabia-based Haif Contracting has secured a EUR2.3-billion contract to provide ... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password