Ali Gizer worked as an instructor at the Faculty of Communication, İstanbul University. With his researcher identity, he has been a manager, consultant, and trainer in many private sector organizations in his professional life for more than 30 years. Furthermore, he served as an Instructor at the universities of Istanbul, Yeditepe, Istanbul Aydın, and Bahçeşehir, and he still continues to teach at Koç University LSI.

Currently, through the company GTALLIANCE UK, which he is the founder of and the consultancy organizations he actively supports, he provides research, sustainability, and strategic management consultancy services.

For numerous national and international companies, which are leaders within their sectors, he offers services in the areas of preparation of the companies' sustainability policies and strategies, development, and reporting of action plans, and follow-up systems and also gives numerous public seminars and training on the platform.

He is a member of TÜAD (Turkish Researchers Association), ESOMAR (European Society for Opinion and Market Research), WAPOR (World Association for Public Opinion Research), KALDER (Turkish Quality Association), and BTBA (British & Turkish Business Association). His publications and articles are regularly published in Reportare, Faster, and Gazete Europe.