The, Board Castellum Sweden 18.01.2023 - 03:54:43 The Board of Directors of Castellum appoints Joacim Sjöberg as acting CEO View original content:https://www.prnewswire.co.uk/news-releases/the-board-of-directors-of-castellum-appoints-joacim-sjoberg-as-acting-ceo-301724116.html