David Koch, a billionaire industrialist, philanthropist and patron of numerous conservative and libertarian political causes along with older brother Charles Koch, has died. He was 79. His death ...

Julia Koch, the widow of billionaire industrialist David Koch, has sold her duplex at the exclusive Manhattan co-op 740 Park Avenue for $45 million, according to property records. The Kochs paid ...

At The David H Koch Center for Cancer Care at Memorial Sloan Kettering Cancer Center in Manhattan, ICRAVE evaluated how design and technology can help improve the cancer care experience for ...

Finance expert David Koch has warned 14million Australians about the biggest increase in private health premiums in seven years. The Department of Health has approved a 3.73 per cent average ...