By Steve Harrell

Today, every city and state wants to be the “greenest” in the nation. As a result, many are mandating that new-construction projects achieve LEED-NC (New Construction) certification— at a level of silver or higher.  At the same time, many municipalities are beginning the process of greening existing building inventories through the LEED-EB O&M (Existing Buildings: Operations and  Maintenance) certification process, which promotes high performance, affordable, sustainable and environmentally sound operations in existing buildings. The current LEED EB O&M criteria focus heavily on the overall reduction of energy and its long-term effectiveness.

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