Marcventures Holdings, Inc., together with its subsidiaries, engages in extracting, mining, smelting, refining, and converting nickel, chromite, copper, gold, manganese, and other ores in the Philippines. It has a mineral production sharing agreement covering an area of approximately 4,799 hectares located in the municipalities of Carrascal, Cantilan, and Madrid, Province of Surigao Del Sur; 6,694 hectares located in the municipalities of Motiong, San Jose De Buan, and Paranas, Province of Samar; 4,860 hectares located in the municipalities of Carrascal and Cantilan in the Province of Surigao del Sur; and 5,519 hectares located in the municipalities of Gandara, San Jose de Buan, Matuguinao, San Jorge, Paranas, Province of Samar. The company was formerly known as AJO.net Holdings Inc. and changed its name to Marcventures Holdings, Inc. in March 2010. Marcventures Holdings, Inc. was incorporated in 1957 and is based in Makati City, the Philippines. Marcventures Holdings, Inc. operates as a subsidiary of PCD Nominee Corporation.