North west-based multi-family investment office, Arete, has announced it has led a £3m investment into experience analytics platform, Uncrowd.  Created by retail and systems experts Richard Hammond and Rocky Howard, Uncrowd is a cutting-edge platform that allows global retailers and brands to measure customer experience through innovative methods of data collection. It was recognised as one of Silicon Valley’s best retail tech start-ups at this year’s Plug and Play Fall Summit and has earnt a place on the Plug and Play accelerator programme.