Oxygen Generating Systems Intl. (OGSI) has moved its operations to a 40,000 ft 2 facility. The new Building was built on a 4 acre plot that is a remediated former Brownfield site. OGSI has implemented energy efficient measures in accordance with LEED (Leader in Energy Efficient Designs) guidelines, in order to obtain a certified Green Building Status from the US Green Building Council. The Council is a coalition of leaders from the building industry that promote environmentally responsible workplaces.