This is more for short courses available from photography clubs or schools in Singapore.
In no order of merit, here are a few places you can try to check out for short photography courses.

SAFRA Photoclub at SAFRA Mt Faber
Fees : $167.95 (PC Member)  $ 187.25 (SAFRA Member)    $ 206.50 (Guest)
Website : http://www.safraphotoclub.com
Photographic Society of Singapore(PSS)
Fees : $160/$260(Members/Non Members)
Website : http://www.pss1950.org

Objectifs
Fees : S$300
Website : http://www.objectifs.com.sg
Substation
Fees : $180
Website : http://www.substation.org/courses/basic_photography.html

Update : I am conducting foundation photography lessons too! See http://www.fotocourse.com for more details
Disclaimer : Information are gathered from websites, onlines …