Mark Langer will succeed Matthias Born in the role on May 1.
The premium beauty retailer reported sales fell 6.4 percent for its most recent fiscal year.
Michael Keppel will hold the newly created position of chief restructuring officer.
Tina Müller had emergency surgery, and it’s not certain when she will resume her role.
The ceo of the perfumery chain’s Italian division lamented a lack of financial support and guidelines from institutions.
The premium European beauty retailer said it hopes to help others offset declining sales due to store closures.
The German perfumery chain said the financial impact cannot be quantified at present.
“Platform economy is the business model of the future,” said Tina Müller, Douglas Group chief executive officer.