Friedhelm Loh

Friedhelm Loh is among the world's most closely watched billionaires from GERMANY, with an estimated fortune of $15.2B. The bulk of Friedhelm Loh's wealth comes from Manufacturing, closely tied to Manufacturing. Friedhelm Loh is a prominent German billionaire industrialist and philanthropist, recognized for his significant contributions to the manufacturing sector. Born on August 16, 1946, Loh inherited and transformed his family's business into the Friedhelm Loh Group, a global conglomerate specializing in innovative system solutions for industry, IT infrastructure, and energy sectors. Through strategic leadership and a commitment to innovation, Loh has expanded the group, which includes key subsidiaries like Rittal and EPLAN, to over 12,000 employees worldwide. His net worth is estimated at $15.5 billion, reflecting his success in the manufacturing industry. Loh is also actively involved in philanthropy, supporting educational, social, and cultural projects through the Rittal Foundation. Key career milestones include Joined the Friedhelm Loh Group (1966); Took over the family business (1974); President of ZVEI (2006-2014); Established the Rittal Foundation (2011). This profile documents verified holdings, career milestones, and multi-year net worth history drawn from Forbes rankings, company filings where available, and our editorial methodology. Readers use it to understand how public markets, private company stakes, and major business bets shape one of the largest personal fortunes on record. Wealth estimates move with stock prices, funding rounds, and disclosed transactions—figures on this page are research estimates, not cash balances. We publish year-by-year net worth history when verified data exists, link to primary sources, and update profiles when Forbes Real-Time Billionaires or major filings change the picture materially. For investors and researchers, the most useful reading pairs the headline number with ownership structure, geography, sector exposure, and the multi-year history chart on this page—especially during volatile markets when single-day moves can shift rankings without any operational change at the underlying companies.