Tables 1 and 2 provide look-up points for certification programs from 29 vendor and nine non-vendor organizations (the latter are a mix of training companies and industry associations of various kinds). Those who are interested in learning more about these programs can follow the instructions to find them from the company root URL (at least in most cases -- for a few programs that "defied navigation" we include absolute URLs, knowing that these will surely change over time). Those who want to learn more about these and other certifications could certainly do worse than to consult some of my favorite resources in this area as well: