Sabey Data Centers has appointed John Sasser to be its Chief Technology Officer (CTO), a new job title created by the Seattle-based firm. Sasser will be responsible for data center operations, new data center delivery, sustainability, and information security for Sabey’s entire data center portfolio. Sasser has been working with Sabey for 18 years, spending the last four years as Senior Vice President of Operations. He was previously Vice President of Operations and Operations Manager, responsible for Sabey’s nationwide data center operations. Sasser has been a key leader at Sabey as the company has expanded its data center footprint beyond its home market in Seattle, including campuses in Central Washington, Northern Virginia and New York City. Sabey operates more than 3 million square feet of mission-critical space, making it one of the largest privately-held multi-tenant data center operators in the United States.