Marketing software startup Hightouch has raised $80 million in a funding round at a $1.2 billion valuation.Sapphire Ventures led the Series C investment round, with participation from Bain Capital Ventures and Y Combinator, among others.Hightouch's customer data platform allows for easy analysis of marketing information, eliminating the need to move data to external infrastructure.The funding will be used to expand product adoption and hire professionals to support growth.