RoC Cosmetics will move to the entire 16th floor at 261 Madison Ave. The 63-year old company was purchased this past January by Gryphon Investors from Johnson & Johnson, prompting the move.Brian Nelson of Winthrop Commercial in Minneapolis and Seth Hecht of JLL co-represented RoC in negotiations for the 11,056 square-foot space that will be built out by the Sapir Organization. Alex Sapir says they have been building spaces for all their tenants’ recent leases. CBRE’s Peter Turchin, Gregg Rothkin, Brett Shannon, Tim Freydberg and Jared London repped Sapir.