There is a five-kilometre route around the grounds of Malahide Castle. But travelling on three VanMoof e-bikes makes the journey easier as I interview Eoin Blacklock and Jonathan Crowe, the co-founders of one of Ireland’s fastest-growing businesses, the cloud solutions provider Ekco. Based in the nearby village of Malahide, Blacklock, Crowe and their team in Ekco have had a busy month. They have just closed their 14th acquisition buying Ward Solutions, a 22-year-old cybersecurity company that employs about 80 people. At the same time, they have raised a further €20.25 million in equity from various family offices, existing investors, and…