Greg is Senior Manager, Enterprise Research at TeleGeography. He's spent the last decade and a half at TeleGeography developing many of our pricing products and reports about enterprise networks. He is a frequent speaker at conferences about corporate wide area networks and enterprise telecom services. He also hosts the WAN Manager Podcast.
Principal Analyst Erik Kreifeldt tracks the international network services industry, advising global operators on market trends. With more than 20 years of industry experience—including over a decade of research with TeleGeography—he specializes in strategic decisions that require genuine data, analysis, and insight. Before joining TeleGeography, Erik was an optical networking industry analyst, trade reporter, and optical physics science writer. He continues to draw inspiration from the profound-yet-underappreciated work of maintaining infrastructure essential for global commerce—and awe at how it all gets done.