By Tribune News Service | May 19, 2016 Appthority president and co-founder Domingo Guerra. (Appthority) By Tracey Lien, Los Angeles Times SAN FRANCISCO — Tech startup Appthority’s office has plush conference rooms, soundproof phone booths, an enormous kitchen and a view of San Francisco Bay. It has ping-pong and foosball tables, beer on tap and 11 types of tea. The cybersecurity company owns none of it. And that’s how the company’s president and co-founder, Domingo Guerra, likes it.