He joined the Amsterdam branch of Opekta as Otto Frank 's deputy in 1924 .
He moved to Germany and worked as an electrician , then in 1920 , Kugler moved to Utrecht , the Netherlands , to work for a company selling pectin .
Kugler joined the Amsterdam branch of Opekta as Otto Frank 's deputy in 1924 .
He moved to Germany and worked as an electrician , then in 1920 , Kugler moved to Utrecht , the Netherlands , to work for a company selling pectin .