Waterman Group PLC Formerly known as Waterman Partnership Holdings PLC. The Group's principal activity provides consultancy services and advice in the fields of civil, structural, mechanical, electrical, power, environmental and health and safety engineering. In 01-Jul-2002, the Group acquired 60% interest in AHW Consulting Engineers Pty Ltd based in Sydney, Australia. It has been formed to take advantage of business opportunities in the Asia Pacific Region.