Industry mourns loss of industry icon Dr John Rainey MBE Chairman of Denman Professional and Denroy Group

It is with immeasurable sadness that Denman Professional have shared the sudden and heartbreaking passing of their beloved Chairman, Dr John Rainey MBE, who passed on 10th February 2026. Dr John was so much more than a Chairman; as the leader of a proud family business, he poured his heart into every aspect of Denman and the Denroy Group and built a business culture and a legacy that reflects the deep-rooted dedication, love and integrity that he had for his own family. A family that he adored and the foundation of everything he built. Dr John was a remarkable leader, a visionary engineer, an inspiring entrepreneur and above all a man who truly loved people. He cared about every individual in his company, their wellbeing, their growth, their families, their future. His belief in people shaped the very culture of Denman. He built, nurtured, protected, and championed this business and the wider industry as though it were an extension of his own home. His standards were high, his curiosity endless and his generosity unmatched. He was, quite simply, an extraordinary boss and an exceptional human being. Kevin McNamee, CEO of the Denroy Group says “Today we are mourning a man …