Press release: NOTUS energy and Light:Guard sign framework agreement for demand-driven night marking for new plants
Light:Guard GmbH and NOTUS energy GmbH have concluded a framework agreement for the supply of BNK signals. This includes ...


Wind turbines flash from dusk to dawn, regardless of whether a flying object is nearby or not. To end this and make the night sky dark again, there is a technology called demand-controlled night marking, or BNK for short.
Light:Guard is a young company that offers BNK solutions. We employ around 50 people at our Dresden and Hamburg locations.
With our experience in the field of ADLS since 2008, we work with well-known manufacturers of wind turbines such as GE, Nordex and Vestas.
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