Sarah de Geest launched a podcast series focusing on investigative journalism, exploring untold stories and hidden truths in Dutch society. The series has been praised for its engaging storytelling and in-depth analysis, attracting a wide audience.

Sarah de Geest moderated a high-profile debate on climate change policies in the Netherlands, featuring key political figures and environmental experts. The debate was broadcast nationally and contributed to raising awareness and urgency around climate issues.

During the COVID-19 pandemic, Sarah de Geest provided extensive coverage on the impact of the virus in the Netherlands. Her reports focused on the healthcare system's response, government measures, and the socio-economic effects of the pandemic.

Sarah de Geest published a book detailing some of the most significant political scandals in the Netherlands over the past decade. The book was well-received for its thorough research and insightful analysis, cementing her reputation as a leading investigative journalist.

Sarah de Geest was awarded the prestigious De Tegel award for her investigative series on corruption within local government bodies. Her work not only highlighted systemic issues but also led to policy changes and increased transparency in public administration.

Sarah de Geest joined RTL Nieuws, where she took on the role of senior reporter. At RTL, she focused on political and social issues, leveraging her investigative skills to deliver in-depth reports that have influenced public discourse.

Sarah de Geest gained national attention for her investigative report on government surveillance practices in the Netherlands. Her work exposed unauthorized data collection by security agencies, sparking a national debate on privacy and civil liberties.

Sarah de Geest began her journalism career at De Telegraaf, one of the largest daily newspapers in the Netherlands. As a junior reporter, she covered local news and developed a keen interest in investigative journalism, which would later define her career.