CapAllianz Holdings Ltd. is an investment holding company, which engages in the provision of management services to its subsidiaries. It operates through the Oil & Gas, and Investment & Trading segments. The Oil & Gas segment includes exploration, development, and production and drilling activities. The Investment & 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 1999 and is headquartered in Singapore.