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Dark Source is an independent & award-winning, environmentally sustainable lighting design practice based in Ireland & the UK.


We create unique night-time experiences with sustainability at heart. We specialise in developing environmental & dark sky friendly lighting design.


Our innovative design approach adds creative & sustainable value to projects by enhancing night-time ambiance, protecting the environment and

reducing costs & CO2 emissions.


We collaborate with developers, planners, authorities, architects & communities.



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Dark Source is founded by the lighting designer & graphic artist Kerem Asfuroglu. Following his graduation from Wismar University – Architectural Lighting Design MA in Germany, Kerem has worked at Speirs + Major, London as a senior member of the creative team for nearly 8 years before starting up Dark Source in 2019. Throughout his career, he won several design awards including the title of Dark Sky Defender by the Dark Sky International in 2017 for advocating the importance of darkness through lighting design. Some of his environmental lighting projects include the Plas Y Brenin Outdoor Centre, Presteigne Dark Sky Project, Newport Dark Sky Masterplan, Cloughjordan Ecovillage, Clwydian Range & Dee Valley AONB and Dark Sky Planning Guidelines for Cumbria. 


IE   (+353) 087 488 62 60 UK (+44) 0743 560 33 77

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