4MOST team members contribute to the 4MOST committees and infrastructure working groups (IWGs) as follows:
- 4MOST Executive Board (EXB) : Simon Driver (UWA)
- 4MOST Scientific Technical Steering Committee (STSC) : Luke Davies (UWA) and Jochen Liske (UHH)
- 4MOST Science Coordination Board (SCB) : Jochen Liske (sitting member) and Simon Driver
- IWG1 – Targeting Support : Sabine Bellstedt (co-lead), Sam Philipsborn, Peder Norberg and Robert Smith
- IWG2 – Survey Strategy and Simulations : Jochen Liske, Peder Norberg (co-lead), Matteo Bianconi (WG-Deep lead), Elmo Tempel and Taavi Tuvikene
- IWG3 – Pipeline Calibration and Science Verification : Amata Mercurio, Behnood Bandi, Luke Davies and Jon Loveday
- IWG4 – Selection Functions : Behnood Bandi, Jon Loveday, Moorits Mihkel Muru, Elmo Tempel (co-lead) and Taavi Tuvikene
- IWG6 – Data Curation and Data Release :Behnood Bandi and Jon Loveday
- IWG8 – Extragalactic Analysis Pipeline : Luke Davies (co-lead), Sofia Flury, Marcella Longhetti, Alessia Moretti and Bianca Poggianti
- IWG9 – Object Classification : Caroline Henneka (co-lead), Maciej Bilicki and Nicola R. Napolitano