When Tasso Roumeliotis started Location Labs in 2001, the dot-com collapse had left a smoking, desolate venture capital landscape in its wake. The founder, whose mobile security app business was acquired this past September for an estimated $220 million, remembers the carnage well. In fact, his first go at fundraising was so difficult that Roumeliotis made a vow that he wouldn't make the rounds again unless he absolutely had to — and that meant curbing burn rate.
