What is the fine-grained topic of the following text: The five-member board comprises Michael Ros, as Chief Operating Officer (COO) responsible for the entire operations, Casper Knieriem (Chief Development Officer) with international development as his portfolio, John Stoffers as Chief Financial Officer (CFO), Francesco Monaco, as Chief Commercial Officer (CCO) responsible for the commercial strategy, and Bas Tolmeijer as CEO. Only return the topic.
Composition and roles of a company's five-member board.