Christopher M. Calvin has joined PayneCrest Electric and Communications, Inc., St. Louis, as director of information technology (IT). As director of IT, Calvin will oversee all planning, management, and department operations. He will also assure the quality of all IT issues and projects.

Calvin has more than 14 years experience in various technology-related roles for small business, international enterprises, and government. His expertise includes work with Microsoft technologies, networking, virtualization, client computing, automation, security, governance, and operational frameworks. Most recently, Calvin served as manager, IT, enterprise services, and emerging technologies for Charter Communications. He is currently a member of the district technology committee for the Francis Howell School District.