Romanian Academy
•Mathematical Institute
••Differential geometry and algebraic topology group
••Topology seminar – (list of talks for 2019)

Bonn
•Mathematical Institute
••Topology group – (members) – (activities) – (seminar)
•HCM
•MPIM
•HIM

Paris 13
•Laboratoire Analyse, Géométrie et Applications (LAGA)
••Algebraic Topology group (members list)
••Algebraic Topology seminar

Münster
•Mathematisches Institut
••Topology group (slightly out-of-date photo)
•••The subgroup of Michael Weiss
•••Research seminars

Oxford
•Mathematical Institute
••Topology group (members list)
••Cake seminar [link to a copy of the webpage of the cake seminar from 2011/2012]

NRW Topology Meetings (list of past meetings)
TTT (Transpennine Topology Triangle)
Niles Johnson’s AlgTop-Conf list.
Sarah Whitehouse’s list of topology conferences.