Aaron Hornlimann bred guinea pigs to earn a buck as a kid. By his early 20s he was developing a text messaging system for Jetstar and now, at 35, the Young Rich Lister worth an estimated $34 million, is growing Elenium, a company making things easier for people to get in and out of airports.

Background reading:

• ‘Sure, of course I can’: From uni dropout to young rich list Aaron Hornlimann, 35, is behind a company whose technology makes it easier for people to get in and out of airports.

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