1. Aburizal Bakrie & family
$5.4 billion
60. Married, 3 children
Runs family-held Bakrie group, founded by late father in 1942. Has interests in infrastructure, property, telecom. Huge stock run-up in biggest holding, coal producer Bumi Resources, lifted fortune. Co-owns Lapindo Brantas, oil-and-gas outfit whose drilling allegedly helped trigger a massive mudslide in 2006, burying villages, displacing thousands. Onetime presidential candidate, he is country's Coordinating Minister for People's Welfare.
2. Sukanto Tanoto
$4.7 billion
58. Married, 4 children
Owns April, one of Asia's largest pulp- and papermakers, and Asian Agri, among country's 5 largest palm oil producers. Helped fund journalism school in Singapore. Reportedly used Chinese-English dictionary to teach himself English.
3. R. Budi Hartono
$3.14 billion
66. Married, 3 children
4. Michael Hartono
$3.08 billion
68. Married, 4 children
Brothers own clove cigarette brand Djarum, most popular of its kind among Americans, founded by father in 1951. Also own stakes in country's largest private bank, Bank Central Asia. Developing Grand Indonesia, a luxury shopping mall, office building and hotel complex in the center of Jakarta.
5. Eka Tjipta Widjaja & family
$2.8 billion
84. Married, 15 children
Emigrated from China to Indonesia; got start selling biscuits at age 17. Created Asia Pulp & Paper, which defaulted on more than $10 billion in debt in 2001. Still has stakes in pulp, paper; also plantations, food. New venture, Smart Telecom, launched in September, offers phone calls for 45 rupiah (half a penny) a minute.
6. Putera Sampoerna & family
$2.2 billion
59. Married, 4 children
After selling cigarette company to Philip Morris in 2005, family ventured into gaming and agrobusiness through Sampoerna Strategic, run by son Michael (also a professional poker player). Daughter Michelle runs family's philanthropy.
7. Martua Sitorus
$2.1 billion
47. Married
Began trading shrimp, other marine products 1978, then switched to palm oil, buying first plantation 1994. Later cofounded agribusiness Wilmar International with nephew of Malaysia's richest man, Robert Kuok. Signed $4 billion merger agreement with Kuok's plantation group in December 2006, resulting in world's largest palm oil processor. Stock has more than doubled.
8. Rachman Halim & family
$1.6 billion
60. Married
Heads Gudang Garam, nation's largest clove cigarette maker, founded by father in 1958. Group's GG Filter International Merah is world's most popular clove cigarette. Brothers Sumarto and Susilo Wonowidjojo share fortune and sit on group's board.
9. Peter Sondakh
$1.45 billion
55. Married, 3 children
Established trading firm Rajawali Group 1984; now in telecom, consumer goods, retail, transportation. Most valuable holding is stake in cementmaker Semen Gresik; value tripled in two years. Partners with Sheraton and Novotel in hotels.
10. Eddy William Katuari & family
$1.39 billion
56. Married, 4 children
Took helm of Wings, Indonesia's largest maker of soap and other household goods, in 2004, after death of his father, group's cofounder. Family's Bank Ekonomi may go public later this year.
11. Anthoni Salim & family
$1.3 billion
58
Father, Liem Sioe Liong, built family's Salim Group into food, shipping, bank and building empire. Now Anthoni heads family's Indofood, world's largest instant noodle maker by sales. Last year pledged $1 million to his private high school in Singapore to support a Bahasa Indonesia language program. Family lost their Bank Central Asia in 1998, now headed by Hartono brothers (see).
12. Mochtar Riady & family
$950 million
78. Married, 6 children
Founder of Lippo Group, with interests in property, retail, finance. Listed REIT holding Indonesian malls in November on Singapore exchange. Recently opened the Mochtar Riady Institute for Nanotechnology.
13. Murdaya Poo
$900 million
66. Married, 4 children
Founded Central Cipta Murdaya in 1984. Now involved in timber, real estate, steel production, conferences, palm oil. Devout Buddhist, member of parliament, seeking to pass antidiscrimination law. Heads Indonesian Golf Course Owners Association. Wife, Hartati, who shares fortune, active in the Council of Buddhist Communities (Walubi).
14. Arifin Panigoro & family
$880 million
62. Married, 2 children
His Medco Energi International, which he founded in 1980, is expanding into Libya, Yemen, Tunisia. Family sold 20% stake to Mitsubishi (other-otc: MSBHY.PK - news - people ) in August for $352 million but still holds majority of shares. Arifin is now adviser; brother Hilmi is chief executive, sister Yanti active in philanthropy.
15. Hary Tanoesoedibjo
$815 million
42. Married, 5 children
Founded Bhakti Investama a month after college graduation at age 24. Group now encompasses 3 national TV networks, 4 radio networks, a wireless network, a Web site and a national newspaper; also has stakes in investment bank, toll roads, real estate. Launching new airline, Eagle Air, in next 6 months. Workaholic holds meetings on public holidays, works out daily. Denies rumors that he was helped along by ties to Suharto's family.