YFM Equity Partners agreed to invest in the MBO of Professional Music Technology, a UK multi-channel retailer of musical instrument and professional audio products. Financial terms were not disclosed. “The founders have done a great job in building a market leading business in a growing niche. We are bucking the wider high street trend with the plan to open new physical stores but see huge opportunity to continue the impressive growth to date by doing this alongside investing in the existing online presence,”Jamie Roberts of YFM.