To cut its energy usage in half, JPMorgan Chase hired more than 400 construction workers to upgrade its massive Midtown East headquarters. When the renovation was completed in 2011, the feat was a public relations coup, one that allowed the bank to tout 270 Park Avenue as the largest renovation to ever achieve LEED Platinum — the highest rating meted out by the U.S. Green Building Council (USGBC). But just six years later, the company […]