ReSe Applications Schläpfer is a small Swiss company focused on remote sensing data processing, and specifically on imaging spectroscopy. It was founded in 2000 as a spin-off from the Remote Sensing Laboratories (RSL) of the University of Zurich. The company is owned and run by Dr. Daniel Schläpfer. The major goal is the development and distribution of imaging spectroscopy and remote sensing software. The company expertise is in geometric and atmospheric modeling of radiation in optical remote sensing, as well as the geometric and atmospheric preprocessing of optical remote sensing data. A special focus has been put so far in the processing of airborne hyperspectral imagery.