Cardinal Capital Group is the state’s largest private provider of private equity investment to SMEs. Luzern is an e-commerce platform that works with some of the world’s biggest brands including Nestle, Philips, Victorinox and Gatorade. Now, Cardinal has made a multi-million euro investment in Luzern, and intends to work with the company’s founder and chief executive Ken Doyle on expanding the fast-growing business. Luzern has increased its annual sales by 60 per cent over each of the last three years helping brands execute millions of sales transactions annually. It operates primarily in Europe, the United States, and Australia, and part…