Caelus appoints Johan van Hylckama Vlieg as CEO to lead its next phase of commercial growth

DELFT, the Netherlands, 14 September 2026. Caelus is pleased to announce the appointment of Johan van Hylckama Vlieg as Chief Executive Officer. With its scientific and regulatory foundation now established, Caelus is entering a new phase, in which Johan will lead the company’s focus on commercialisation, strategic partnerships and international growth. Johan brings more than […]
A pioneering gut bacterium passes Europe’s food-safety review

DELFT, the Netherlands, 1 September 2026. Anaerobutyricum soehngenii is the first live, gut-native bacterium of its kind to receive a positive EFSA safety opinion under the EU Novel Food Regulation, an important step toward reaching European consumers. Caelus welcomes the publication by the European Food Safety Authority (EFSA) of its scientific opinion on the safety […]