Roll Call: Discovery Channel, Gawker Media and Spiceworks

Discovery Channel announced that Paul Schur has been named vice president of Communications for Discovery Channel. Schur was previously senior director of Publicity for the channel, where he created and executed strategies to raise awareness and visibility of programming. Schur has more than a decade of previous media relations and public relations experience, mostly in television news, where he served as a spokesperson and director of Media Relations for Fox News, where his responsibilities from the Washington, D.C., bureau included overseeing press efforts for the FOX broadcast network’s Sunday morning public affairs program, FOX News Sunday. (Release)

Michael Kuntz has been named vice president of sales at Gawker Media. Kuntz is leaving Hearst Magazines, where he served as publisher and chief revenue officer of Popular Mechanics for just over a year. The time with Popular Mechanics was Kuntz’s second stint with Hearst, as he head worked there from 2006 to 2009, serving as a director of sales for SmartMoney. (FishbowlNY)

Spiceworks announced Sanjay Castelino has joined the company as its new vice president of Marketing. In his role, Castelino will oversee Spiceworks’ marketing efforts across its demand generation, product marketing, branding, public and analyst relations, and creative services functions. Castelino was previously a vice president at SolarWinds where he led demand generation, go-to-market strategy, and execution for the company’s Networking, Virtualization, Storage, and Security Information and Event Management divisions. During his tenure at SolarWinds, he was instrumental in helping the company build and refine it’s go-to-market strategies and positioning following its initial public offering (IPO) in May 2009. Previously, Castelino worked at NetStreams, Motive, A.T. Kearney and Accenture. (Release)