NINE companies from across the region, with combined profits of close to £100m, have made an annual ranking of the country's 100 top private-equity backed firms.The top North West companies in the Sunday Times Deloitte Buyout Track 100 employ 14,000 people between them and have seen their profits grow by an average of 67% over the last two years to a combined total of £94m.Payroll services provider Parasol tops......for the full story register now for free or login below...