InterNACHI logo on page 14 of their main brochure http://www.nachi.org/documents/ACI-2010-eBro.pdf 
Nick… the link comes back to this thread.
WOW!!! If you’ve never worked in the residential retrofit field, the technical sessions at this conference will both blow your socks off and have your head spinning and…lead you into the future. As a former student of mine said to me about 10 years ago after a HAM (heat, air & moisture movement) training session: “I’ll never look at a house in the same way!”