He said he will be supported by the deep development "expertise and commitment" from the top of Lend Lease, a public company that hauled in $12.2 billion in global revenue last year. With Chicago-area revenue of $645.5 million in 2012, Lend Lease was the third-largest construction contractor here that year, after Chicago-based firms Walsh Group Ltd. and Pepper Construction Group, according to Crain's. Clayco CEO Bob Clark said the company "was pleased" to have Mr. Weeks and "would be pleased to have him back."