Senior Management
Sara and Christoph Hürlimann
Dr. Sara and Christoph Hürlimann are an entrepreneurial couple from Zurich who have founded, developed and supported several companies, both together and with partners. In the Swiss healthcare system, in addition to the pediatric practice, these include in particular zahnarztzentrum.ch, physiozentrum.ch and Arzt & Co.
Dr. med. Tim Brennemann
CMO, Specialist in Pediatrics and Adolescent Medicine
Dr. Brennemann has many years of experience in pediatrics and adolescent medicine, with a focus on general pediatrics, neonatology, emergency medicine, and pediatric cardiology.
Dr. Brennemann joined the company in 2022 as an assistant physician. He became a specialist physician in 2023, at the same time he was promoted to Site Manager of St. Gallen Kinderarzthaus. In 2024, he also became the site manager of Uster Kinderarzthaus and in December 2024, he took over the role of CMO for the entire company.
Dr. Brennemann is very committed to providing medical care to children and adolescents.
Martina Laubert
COO, Process Manager in Healthcare, Master’s Degree (FH)
Since June 2025, Martina Laubert has been the COO of Kinderarzthaus AG. With many years of leadership experience in the healthcare sector, she ensures that operations run smoothly at all locations — always with a focus on quality, reliability, and strong teamwork.
As an Austrian who has made Switzerland her new home, she brings great passion and dedication to the ongoing development of Kinderarzthaus.
Executive assistant
Fabienne Kurmann
Medical Practice Assistant EFZ (Swiss Federal Certificate of Competence)
Fabienne Kurmann gained many years of professional experience in pediatric practices before taking over the management of the MPA teams at the pediatric practice in Baden and the pediatric practice in Wettingen in the spring of 2022. Since July 2023, she has been supporting the management of Kinderarzthaus AG with her excellent expertise and great commitment.
It is very important to her to provide the best possible support to our patients and their parents, as she knows their needs only too well being a mother of two herself.
Open 365 days a year
Head of Practice Organization
Christine Riner
Certified Nurse HF
Medical Practice Assistant EFZ (Swiss Federal Certificate of Competence)
After several years working as a nurse and ward manager in the hospital sector, Christine Riner began her role Head of the Medical Assistants Team at Kinderarzthaus Aarau in April 2022. In October 2025, she took over the management of the entire practice organization and has since worked closely with the senior management.
She greatly enjoys collaborating with such a diverse team of employees, as strong teamwork has a positive impact on the patients.
Head of Finance & Human Resources
Catherine Dolder
Medical Practice Assistant, Commercial Diploma VSH
As Head of Finance & Human Resources, Catherine Dolder brings her experience from her previous work at Kinderarzthaus AG, where she was already able to get to know the company and its values well. The combination of her flair for numbers and the medical world brings her great joy.
She is very pleased to be able to contribute to our mutual success in this role.