David A.

It is a question that comes up at every project kickoff meeting, the $64,000 question that every project owner wants to know from Day One-what is it going to cost to design a “green,” or sustainable building? Typically, that answer has been somewhere between 3 percent and 5 percent extra to obtain Leadership in Energy and Environmental Design, or LEED, certification, the industry’s standard for measuring building sustainability. Admittedly, it’s not an answer based on years of experience building sustainable…