Our new labs in the Kavli Institute include a mass photometry facility funded by the EPSRC and part of Instruct that is equipped with a number of easy-to-use commercial mass photometers that are intended for collaborations. All you have to do is get in touch with us (see below). We then discuss the experiments you have in mind, and then - usually - we just have a look at your samples, which is almost always interesting in itself already...