Interesting piece of work stlamc!
His linkedin account still shows him as an owner of Force5 but doesn't show TXN = I didn't put much stead in that. He probaly just doesn't use it very often.
So I've asked the Texas company register for the details of force5 - will advise when they send me something
in the mean time here's some more reading for you:
http://www.bizjournals.com/houston/stories/2008/04/21/story3.html?page=all