… your competent partner in all personnel matters!

Our consultants support you throughout Luxembourg in almost every province. Our staff has well-founded, extensive, and diverse know-how in virtually all industries and occupations, as well as many years of experience. As a full-service provider in all personnel matters, we offer services in the areas of executive search, personnel consulting, personnel development, potential analysis, outplacement and temporary work.


Meet the team behind Luxembourg

Annerose Witzler

Executive Managing Partner

International Service Group
Location: BENELUX
Clos de la Sucrerie 3
7760 Escanaffles – Belgium


Mrs Witzler shows long-term and solid knowledge of the international medical devices- and healthcare market in general. Mrs Witzler holds a professional bachelor in hotel management.

She looks back on a 20+ years professional career and could develop a high level of dedicated experience in sectors like: medical devices, plastics and chemistry – where she successfully covered the various management roles.

Especially in medical devices, Mrs Witzler gained  further in-depth knowledge in arthroscopy, laparoscopy, general surgery, gynaecology, vascular surgery, spine surgery and interventional pain management.

Over 15 years, Mrs Witzler has held national roles for Smith & Nephew in Germany and later also EMEA-wide, mainly in functional areas like: sales, marketing, business development, market access and professional education.

In 2006 she moved to Belgium and worked for Kimberly Clark/Halyard Health in the field of distributor management within EMEA.

Since March 2019 Mrs Witzler joined ISG as Executive Managing Partner and signs responsible for the ISG Benelux team. She is fluent in German, English, Dutch and French.



We strive for our continuous development and the ongoing improvement of our services to exceed your expectations!