The American Institute of Mathematics maintains a webpage for advances on the Kadison-Singer Problem

Gitta Kutyniok's Research Group "Applied Functional Analysis" at the Technical University Berlin maintains a web page for fusion frames and their applications as well as the framelab website.

The Numerical Harmonic Analysis Group (NuHAG) at the University of Vienna maintains an extensive web page on time-frequency analysis and applications to signal processing.

The Norbert Wiener Center for Harmonic Analysis and Applications is in the Department of Mathematics at the University of Maryland. Its mission is to develop harmonic analysis in the context of vital industrial technologies, and, in turn, to enhance these technologies by virtue of fundamental, deep, applicable harmonic analysis.