Dan Angelescu
Dan Angelescu is the founder and CEO of Fluidion, a water monitoring technology company based in Paris and Los Angeles. He has been actively involved in testing the water quality of the Seine for several years, highlighting concerns about the variability and safety of swimming in the river, despite it now being open to the public following extensive cleanup efforts.
Not in the pool (under ¢1).
Recent news mentions
Dan Angelescu, founder and CEO of Fluidion, warned that the official water testing method underestimates bacteria.
A nado en el Sena - Viajes
Paraguay· 2025-07-13
Dan Angelescu is the founder and CEO of Fluidion, a water monitoring tech company that tests bacterial levels in the Seine.
Joyful Parisians take a historic plunge into the Seine after 100 years
United States· 2025-07-05
Dan Angelescu is the founder and CEO of Fluidion, a water monitoring tech company that tests bacterial levels in the Seine.
Want to take a dip in Paris? River Seine reopens to public swimming for first time in a century
Canada· 2025-07-04
Dan Angelescu, founder and CEO of Fluidion, has routinely and independently tested bacterial levels in the Seine for several years.
Paris' River Seine reopens to public swimming for first time in a century | World News
Jamaica· 2025-07-04