CapAllianz Holdings Ltd. is an investment holding company, which engages in the provision of management services to its subsidiaries. It operates through the Oil and Gas, and Investment and Trading segments. The Oil and Gas segment includes exploration, development, and production and drilling activities. The Investment and Trading segment consists of the following business activities: investing in private equity deals, pre-initial public offerings, initial public, fixed income, and hybrid instruments; trading, including the trading of equities, commodities, and other financial instruments; and market making for commodities. The company was founded by Siang Choon Sim in 1986 and is headquartered in Singapore.