After the war he fled with his family from Soviet-controlled East Germany to Hamburg, which was under British control.
In 1952, Otto married Jutta Becker and 1957 his second son Frank was born, the only child from his second marriage.
In the 1960s, he started the Sagitta Group, today's Park Property,[6] one of the largest real estate companies in Canada.
Through his North American experiences, Werner Otto got the idea to found another enterprise, the ECE Projekt Management GmbH & Co. KG,[7] which he did in 1969.
ECE is one of the leading developers, implementers, owners and operators of large commercial real estate in Europe.
[5] His third wife Maren Stücken gave birth to Otto's youngest children Katharina and Alexander in the 1960s.
In his range of social causes, he founded in 1969 the Werner Otto Foundation, which supports medical research.