I'm working for a web company and we need to find an informatics technician (computer, network,. ) that we would contact when we need it and could come to our office (Montreal, Quebec) or help by phone.

Thank you

You don't have an IT Consulting company around you? If not, Google, yellowpages, linkedIN, the list goes on and on.

Google (http://www.google.com/#q=it+consulting+montreal+&bav=on.2,or.r_gc.r_pw.&fp=3e7f5c8c9ada6c87&hl=en)