The “Defense News” magazine published the “Top 100” defence company ranking, which deals with the defence sector's one-year revenue turnover. US company Lockheed Martin protected its first row while Turkey increased number of Defence companies.

The ASELSAN firm ranked two raw upper in the list and ranked 55th. Turkish Aerospace Industries (TUSAS) has fallen three steps down to 64th raw.

ROKETSAN, who entered the list for the first-time last year from the 98th place, climbed two steps up to the 96th place.

STM firm also entered the list for the first time in 97th. Thus, four Turkish companies entered to the world's top 100 defence firms list. ASELSAN has also stepped up two more steps to become one of the top 50 companies as announced earlier.