Sequoia Capital partner Ravi Gupta and former Meta Platforms Inc. Chief Revenue Officer John Hegeman are looking to raise at least $1 billion for a new company called Ithaca Holdings, according to people familiar with the matter. Ithaca Holdings will be a holding company and will seek to acquire at least one public or private firm, with plans to infuse it with new technology, potentially including artificial intelligence, according to the people, who asked not to be identified discussing private...