Swiss Institute of Bioinformatics (SIB) organises lots of bioinformatics courses covering wide range of topics:
http://www.isb-sib.ch/education/training-courses.html
Canadian bioinformatics also organises various bioinformatics and sequencing courses:
http://bioinformatics.ca/workshops
In addition to above two, EMBI Europe, EMBO Europe, Cold Spring Harbour USA, Wellcome Trust UK and NOVA Europe also organise bioinformatics and sequencing courses annually:
http://www.embl.de/training/events/index.php?p_outstation=ALL
http://www.embo.org/funding-awards/courses-workshops
http://meetings.cshl.edu/courses.html
http://www.wellcome.ac.uk/Education-resources/Courses-and-conferences/Advanced-Courses-and-Scientific-Conferences/Advanced-Courses/index.htm
http://www.nova-university.org/pagetop.cfm?MenySidorTop_id=2&open=7