The story
Founded by Alfred Lowenstein on Jan 31, 1923.1
Private company
Sidro is a joint-stock company based in Brussels, Belgium, no longer active.1 It was founded in 1923 by Alfred Lowenstein.1
Sidro, acrònim de Société Internationale d'Energie Hydro-Électrique fou una societat que si bé es constituí a Brussel·les el 31 de gener de 1923, la seu legal s'establí a la ciutat de Toronto, al Canadà. El seu promotor fou el financer belga Alfred Loewenstein. La seva funció era ser una companyia inversora en companyies de producció d'electricitat.2 From the Catalan Wikipedia, CC BY-SA 4.0
Last updated Oct 21, 2026.
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Founded by Alfred Lowenstein on Jan 31, 1923.1
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