The Ultimate Green Home: 1 st of its kind offered for sale. The Nextgen “First To The Future” home was recently recognized as a showcase for Next Generation Construction during major international Trade Shows, including 2009 CES and International Builders’ Show. The home features the latest in Green, Energy efficiency, sustainable insulated concrete construction and smart digital home amenities. No other home in the USA has this combination of construction and high-end features, including an elevator, home theatre and so much more that a dedicated website exists to list them all. The Nextgen builder is internationally recognized for its contribution in showcasing trends in residential construction.