Bob Board has rejoined Sparks-based Systems of Nevada as project manager.
Steve Bemus, Geoffrey Board and Lee Christopher, meanwhile, have been promoted by the company, which sells and installs entertainment, cleaning and security systems.
Bemus, previously project manager, has been promoted to operations manager and will oversee the company's day-to-day work. He has worked for Systems of Nevada since 2001.
Board, who joined the company in 1997, was promoted to construction director from installation supervisor.
Christopher, who joined the company in 2005 as an installation technician, was promoted to sales associate.
