Andy Clegg, who lived at Fordingbridge Care Home, died two weeks after he was admitted to hospital with two weeks after he was diagnosed with Legionella Pneumonia.
The 56-year-old’s death was investigated by public health lawyers at Irwin Mitchell and the Care Quality Commission.
At Southampton Magistrates’ Court Sentinel Healthcare, of Fritham House, Fritham, was fined £150,000, with costs of £17,500, after pleading guilty to failing to provide care and treatment in a safe way, resulting in harm or loss.