At a glance it looks like it's sorted first by layoff date descending, then alphabetically on name.
Maybe it's by Company with companies with more recent layoffs first?
Why am I looking at this lol.....
edit: I know this is nonserious, but hell, if you wanted to do that and you live in the UK, you only have to fill out a deed poll and get it signed by someone :)
Welcome to the world of being first author of a publication in particle physics.
A colleague of mine took the name of is wife to gain the A as first letter.