The world’s 100 tallest buildings: Which contractors have worked on the most?

The Council on Tall Buildings and Urban Habitat recently released 100 of the World’s Tallest Buildings, a book detailing the Top Company Rankings for numerous disciplines as derived from the projects found within the book’s pages.

As part of its company rankings, the top contractors were listed and ranked according to the number of buildings within the world’s 100 tallest they have completed work on.