By Amber Murray Textile rental firm Johnson Service Group has reported double-digit growth and the £20m acquisition of a competitor in the first half of the year. The AIM-listed company, which provides textile rental, cleaning and care for service and healthcare industries, reported adjusted profit before tax rose by 31.1 per cent to £21.5m in the six months ended 30 June 2024. Revenue rose by 13.5 per cent year on year to reach £244.1m, while adjusted operating profit rose by 32.6 per cent to reach £25.2m. Operating profit rose by 39.1 per cent to £22.4m. The company acquired Empire Linen Ser…