YFM Equity Partners (YFM), the specialist private equity fund manager, has invested £4.5 million from its managed funds into Collaborative Project Management Services (CPMS) to support the continued growth of the business through ongoing new product and market development. YFM’s investment is the seventh investment from its £46 million buyout fund. CPMS provides multidiscipline project management to the railway system across track, signalling, telecoms, civils, and overhead lines. Current annual revenues are almost £10 million and the company employs 60 highly qualified members of staff. The busines...