Last month, when Mainline Power formally secured bankruptcy protection from its creditors, the High Court was told that there had been 19 expressions of interest in investing in the business since it had first applied for examinership in late June.  The level of interest in the Cork-based electrical engineering services firm was not surprising. Mainline’s pipeline of new business is estimated at close to €25 million, while, based on current forecasts, it has plans to hit revenues of €100 million within five years. Some 84 per cent of its business is generated from contracts on renewable energy infrastructure, a high-growth…