In 2023, Stefan Vermeulen conducted an in-depth investigation into the investment strategies of Dutch pension funds. His findings raised questions about the sustainability and ethical considerations of these investments, prompting discussions among policymakers and the public.

Stefan Vermeulen published 'De Geldmachine', a book that delves into the financial mechanisms behind major Dutch corporations. The book was praised for its detailed analysis and ability to make complex financial concepts accessible to a broad audience.

Stefan Vermeulen played a key role in the investigation of the Wirecard scandal, which involved one of Europe's largest financial frauds. His reporting highlighted the failures of regulatory bodies and the intricate web of deceit orchestrated by Wirecard executives.

Stefan Vermeulen was awarded the prestigious De Loep Award for his investigative work on financial fraud. The award recognized his commitment to uncovering complex financial schemes and his contribution to transparency in the corporate sector.

In a groundbreaking investigation, Stefan Vermeulen exposed the tax practices of Royal Dutch Shell, revealing how the company minimized its tax liabilities in the Netherlands. The report sparked a national debate on corporate taxation and transparency.

Stefan Vermeulen co-authored 'De Staatsbank', a book detailing the nationalization of ABN AMRO, one of the Netherlands' largest banks. The book received critical acclaim for its thorough research and insightful analysis of the financial crisis and its aftermath.

In 2014, Stefan Vermeulen joined Follow the Money, an investigative journalism platform known for its deep dives into financial and economic matters. Here, Vermeulen expanded his investigative reach, focusing on uncovering financial fraud and corporate misconduct.

Stefan Vermeulen began his career at Het Financieele Dagblad, a leading Dutch financial newspaper, where he honed his skills in financial journalism. During his tenure, he focused on corporate finance and economic issues, establishing himself as a meticulous and insightful reporter.