Loizos has been reporting on Silicon Valley since the late '90s, when she joined the original Red Herring magazine. She is currently the Silicon Valley Editor of TechCrunch. She's also the founder of StrictlyVC, a daily e-newsletter and lecture series.

Before founding StrictlyVC in late 2013, ahe was a senior editor at Thomson Reuters, where she wrote thousands of news stories, columns, and profiles for a number of the company’s properties. Before joining Thomson Reuters in 2007, she covered venture capital for the San Jose Mercury News, and before joining the Merc, she held staff positions at Dow Jones, Time Inc., and Crain Communications. She's also written freelance articles for Barron’s, Fast Company, Portfolio, and Inc.; authored a couple of books; and remain an emeritus member of the San Francisco’s Writer’s Grotto.