Here are articles related to our companies ideas and direction;

This link has some great general information on LED Lighting along with some very good articles;

http://www.lrc.rpi.edu/programs/solidstate/completedProjects.asp?id=86

This is a very good article about Light Pollution and its effects on the continent of Europe;

http://www.taossunto.com/component/option,com_wrapper/Itemid,53/

These are some articles on Energy Efficient windows and doors.  This web-site is a great resource for information:

http://www.efficientwindows.org/

http://www.efficientwindows.org/toolkits/tk_designer1_3.cfm

http://www.efficientwindows.org/toolkits/faq.cfm