go with IDC
they are a 5 star development center whihc means they have to have met a few good standards and have great customser service in order to obtain it.
they do charge a bit more but that's because they take pride in what they do, they do have better equipment and they are by far the most professional company out tehre.
they are one of the few companies still in business.
www.diveidc.com
i did my instructors training there.