Banu Yesir began her professional career in 1997 as an assistant to the Financial Affairs Group Coordinator and Advertising Group Coordinator at Milliyet Newspaper. She later served as Executive Assistant to the General Manager at Toshiba Notebook. Since 2022, she has been working as an assistant at Işıktaç & Atabay Law Firm.

With extensive experience across the media, technology, and legal sectors, she is responsible for internal office correspondence, meeting organization, insurance arbitration file preparation and process tracking, hearing follow-ups, case documentation and filing systems, overall office coordination, administrative support to attorneys, and daily agenda management.

Throughout her career, she has participated in several professional training programs, including:

Meeting and Event Management Training

Effective Communication and Body Language Training

Customer Relationship Management Training

Problem Solving and Decision-Making Techniques