FAQs / What are the documents required to open an account? They will require the company M&A, and the incorporation certificate. Some banks however may require further documentation such as bank reference and proof of residence. Posted in: Corporate Services FAQs Suggested Readings How long does it take to open a bank account? Can I open a multi-currency account? Which bank can I open a corporate account within Singapore? Is it easy to open a corporate bank account in Singapore?