www.urbanhabitatchicago.org  ..... sustainable concepts and practices in urban environments

www.glickbuilt.com  ............. custom millwork and objects

www.reusepeople.org  ........... building materials from deconstruction for sale to the public

www.aerotecture.com  ........... urban wind turbines and solar systems, chicago born and made

www.deconstructioninstitute.com  ........... guidance in deconstruction as opposed to demolition

www.ozingagreenbuilding.com  ........... providers and leaders in pervious concrete... Filtercrete