4G Americas hires Bob Calaff, ex-T-Mobile USA, as director, Latin...

4G Americas hires Bob Calaff, ex-T-Mobile USA, as director, Latin America and the Caribbean … Univision Communications hires Belinda Garza, ex-Walmart, as vice president-government relations and public engagement, based in Washington … Grain Management hires former FCC Chairman William Kennard, immediate past U.S. ambassador to the European Union and ex-Carlyle Group, as senior adviser in private equity firm’s new Washington office … Aviat Networks microwave networking firm hires Ola Gustafsson, ex-Ericsson, as senior vice president-product and services portfolio management … Equinix hires Debra McCowan, ex-Accelerance Group, as chief human resources officer … Lobbyist Registrations: 21st Century Fox, Hogan Lovells, effective Oct. 1 … Hubbard Broadcasting, Van Heuvelen Strategies, effective Oct. 4.