Change implies Canadian startups have to incorporate in the US, Cayman Islands, or Singapore to join accelerator. As first reported by The Logic Monday, Y Combinator’s standard deal terms webpage now says it invests in corporations based in the United States, the Cayman Islands, or Singapore. BetaKit has reached out to Y Combinator for comment. RELATED: Y Combinator is stealing Canadian startupsIt is common practice for Canadian founders to set up shop in the Valley, especially to participate in Y Combinator. Y Combinator CEO Garry Tan claimed in an X post last year that “The Canadians stay in the USA and raise more money.