[1] Following his graduation Berk worked as an inspector at the state-owned Ziraat Bank where he also served as general director.
[2] Next year, he was appointed general director of another state-owned finance institution, Turkish Real Estate Credit Bank.
[2] Berk's political career began in 1957 when he was elected as a deputy from Niğde for the ruling Democrat Party in the by-elections.
[2] Berk was very influential in the resignation of Vehbi Koç, a leading businessman, from the Republican People's Party.
[4] In January 1959 while serving as minister of public work Berk told Koç that if he would not join the Democrat Party, it would be very difficult for him to take out a loan from the state banks.