United States: SEC, CFTC and NFA
http://www.sec.gov/
http://www.cftc.gov/
http://www.nfa.futures.org/
United Kingdom: FSA
http://www.fsa.gov.uk/
Canada: OSC
http://www.osc.gov.on.ca/index.jsp
Japan: FSA
http://www.fsa.go.jp/en/index.html
Australia: ASIC
http://www.asic.gov.au/asic/asic.nsf
Spain: CNMV
http://www.cnmv.es/index.htm
Denmark: DFSA
http://www.dfsa.dk/sw99.asp
Germany: BaFin
http://www.bundesbank.de/index.en.php
Sweden: Fi
http://www.fi.se/Templates/StartSectionPage____842.aspx
Switzerland : GSCGI, OARG, ARIF, EFD, EBK and Polyreg
http://www.gscgi.ch/page.php
http://www.oarg.ch/index_fr.aspx
http://www.arif.ch/
http://www.efd.admin.ch/index.html?lang=en
http://www.ebk.admin.ch/e/
http://www.polyreg.ch/