Velux Stiftung:

Daylight Research: Supports research on the effects and utilization of daylight in three fields: Daylight and humans, Daylight and nature, Daylight technology. Funding: CHF 50,000-100,000/ year for 1-4 years. (No Overhead)

Healthy Ageing: Focus on a bio-psycho-social approach and support research that aims to sustain or increase the functional ability and intrinsic capacity of older people. Funding: CHF 50,000-100,000/ year for 1-4 years. (No Overhead)

https://veluxstiftung.ch/funding-areas/