When it comes to the dollars + cents of your start-up, smart people don't go it alone; they hire us. Specializing in private, venture-backed and pre-IPO companies, Book+Street provides comprehensive finance and administration services that make it easy for start-ups to start off right, right from the start. Book+Street is your outsourced finance + administration team, with fractional CFO, controllership, bookkeeping, recruiting and administrative services to support your growing start-up.