UBM Canon (formerly Canon Communications), founded in 1978 and headquartered in Los Angeles California is a diversified business-to-business media company. UBM Canon is a mass media corporation that publishes and produces 13 magazines, 54 trade shows & events and 21 web sites.
In April 2005, Apprise Media, a niche media company backed by Spectrum Equity Investors bought Canon from Veronis Suhler Stevenson for $200 million. In September 2010, Canon announced that it had agreed to be acquired by United Business Media and the deal was completed in October 2010 at which point the company was renamed UBM Canon.
UBM Canon has purchased several tradeshows and publication groups over the past several years including Engel Publishing's Med Ad News from Euromoney Institutional Investor  and Powder Bulk Solids magazine and tradeshows from Reed Business Information in May 2006  In 2010, Canon bought four more RBI titles: EDN, Design News, Test & Measurement World and Packaging Digest.
- UBM Canon history
- Apprise Media buys Canon from VSS for $200 million
- Canon Communications to be Sold to United Business Media; Transaction Expands Global Reach of Canon's Advanced Manufacturing and Design Focus
- UBM completes its acquisition of Canon Communications LLC
- Canon acquires Med Ad News & PharmLive.com from Engel
- Canon picks up Reed Elsevier title Powder Bulk Solids