The Casualty Actuarial Society A professional organization of actuaries whose purpose is the advancement of the body of knowledge of actuarial science applied to property, casualty, and similar risk exposures. http://www.casact.org/
Faculty and Institute of Actuaries The Faculty of Actuaries in Edinburgh and the Institute of Actuaries in London and more. http://www.actuaries.org.uk/
Canadian Institute of Actuaries Resource site on actuarial services and the profession of actuary in Canada. http://www.actuaries.ca/