AHR Expo 

New York, NY USA

AHR Expo is "the HVAC&R Industry Show" — the world's largest HVAC&R trade show event for professionals to buy, sell, network and learn. AHR Expo is the premier launching pad for new product introductions, partnerships being formed and companies getting their start doing business in the industry. http://www.ahrexpo.com/

ISA EXPO 2007
Houston, TX USA

Returning to Houston, TX on 2-4 October, ISA EXPO 2007 is organized around six core automation and control technology exchanges. These technology exchanges offer you a variety of ways to capitalize on the wealth of content specific to each discipline, including technical sessions and "open to all" events like briefings on essential standards, topical and relevant forums, standards development meetings, and North America's largest automation and control exhibition. Customize your learning experience by participating in one or more of these technology exchanges: Security Wireless, Process Automation, Safety, Environmental & Quality Control, Enterprise Integration and more. To find out more go to http://www.isa.org/expotemplate.cfm