For over 81 years, HKS's environmentally responsible designs have shaped innovative environments in which to live, work, play, heal and learn. Since the design of our first LEED project in 1999, HKS has accomplished many major milestones demonstrating that sustainability and innovative design are core values of our firm. • 350+ LEED-accredited professionals on staff, plus 75+ WELL-accredited professionals • 154 million square feet of LEED-certified and LEED-registered projects • Over $20 billion of LEED-certified and LEED-registered projects • 300 LEED projects - 168 certified and 132 registered • Ranked 11th in ENR’s Top 100 Green Firms • Designers of the largest LEED project in the world