http://www.igarss2013.org/Welcome.asp
21 Jul, 2013 - 26 Jul, 2013 | Melbourne | Australia
IEEE International Geoscience and Remote Sensing Symposium

https://www.cmsc.org/register
22 Jul, 2013 - 26 Jul, 2013 | Sheraton San Diego Hotel and Marina | San Diego | California | United States (USA)
2013 Coordinate Metrology Systems Conference

http://www.eventbrite.com/event/5345179576/eorgf#
25 Jul, 2013 - 25 Jul, 2013 | Wynkoop Brewing Company | Denver | Colorado | United States (USA)
BIM Camp — Denver

http://bluebeamextreme.com/
2 Aug, 2013 - 2 Aug, 2013 | LA Live Regal Theatres | Los Angeles | California | United States (USA)
Bluebeam EXtreme Conference

http://www.cartography.org.uk/default.asp?contentID=1063
4 Sep, 2013 - 6 Sep, 2013 | Hothorpe Hall | Leicestershire | United Kingdom (UK)
British Cartographic Society’s 50th Annual Symposium

http://bimforum.org/events/68/denver-bimforum/
8 Oct, 2013 - 9 Oct, 2013 | Sheraton Denver Downtown | Denver | Colorado | United States (USA)
Fall BIM Forum: Prefabrication and Modularization

http://www.westeconline.com/2013/public/enter.aspx
15 Oct, 2013 - 17 Oct, 2013 | Los Angeles Convention Center | Los Angeles | California | United States (USA)
Westec 2013

http://avevaworld.aveva.com/
30 Oct, 2013 - 1 Nov, 2013 | Westin Copley Place | Boston | Massachusetts | United States (USA)
AVEVA World Summit 2013