WHSP Holdings Limited, an investment company, engages in investing various industries and asset classes in Australia. It operates through six segments: Listed Companies, Private Companies, Emerging Companies Portfolio, Real Assets, Credit Portfolio, and Treasury. The company invests in largely uncorrelated listed companies; managed listed equities; unlisted and growing companies; credit related financial instruments; and property development. It also engages in the manufacturing, distribution, and sale of building products. The company was formerly known as WASHINGTON H. SOUL PATTINSON AND COMPANY LIMITED and changed its name to WHSP Holdings Limited in September 2025. WHSP Holdings Limited was founded in 1872 and is headquartered in Sydney, Australia.