Bilge Derinbay > NSN Law Firm > Istanbul, Turkey > Lawyer Profile

NSN Law Firm

Work Department

Commercial and Corporate Law, Pharmaceuticals and Life Sciences Law, Media and Entertainment Law, Sports Law, Copyright Law




Bilge Derinbay is a partner at NSN Law Firm and has over 20 years of experience where she provides dispute resolution and transactional consultancy to local and international clients in Commercial and Corporate Law, Life Sciences Law, Copyright, Advertising, Media and Entertainment Law, and Personal Data Protection Law.

Ms. Derinbay’s practice includes M&As, project finance, privatizations, concession agreements, public and private offerings of major multinational and Turkish companies, establishment and liquidation of companies, preparation of major form agreements, and supervising due diligence projects. She is exceptionally skilled at drafting and negotiating various types of agreements involving the day-to-day business operations of pharmaceutical companies.

Bilge also provides the highest quality consultancy services in the media and entertainment sector, from drafting copyright contracts to assisting in litigation filed for copyright infringement. She also supports her clients in managing concert recordings and entertainment materials. Recently, she achieved a major achievement in a copyright infringement case by convincing the court to recognize the license fee on a musical note not inserted as a work of art in Turkish Copyright Law.

As one of the leading attorneys in her country, she additionally possesses expertise in the field of TMT. She represents clients in numerous contracts and provides consultancy services to companies and projects worldwide in this field. She has vast experience and knowledge in areas such as television auctions and sports media. Also, she frequently speaks at domestic and international conferences on the topics of popular developments in TMT and digital advertising.

Ms. Derinbay also advises clients on compliance requirements and product liability matters. She represents her clients before relevant governmental authorities and is involved in litigation for challenging administrative sanctions applied against her clients. She also has expertise in customs-related disputes with the Turkish Customs Authorities, where she assists clients with anti-dumping investigations initiated by the Turkish Ministry of Commerce.


English, French


Istanbul Bar Association


Bilge Derinbay is a graduate of Galatasaray University School of Law in 2001 and received her LL.M degree from University of Manchester School of Law.

Lawyer Rankings

Turkey > Intellectual property

NSN Law Firm continues to prove itself as a leading firm for trade marks, patent, and copyright matters. With its ‘depth and breadth of IP experience’, the team handles IP matters across a spectrum of industries such as biotechnology, automotive, engineering, cosmetics, and pharmaceuticals, among others. The team is co-led by Selma Ünlü, Gülay Göksu Anul, Simge Şahin, and Bilge Derinbay. Ünlü is a qualified trade mark and patent attorney who specialises in IP matters within the life sciences sector, while Derinbay focuses predominately on IP transactions in the media and entertainment industry. Göksu Anul and Şahin manage IP portfolios for a diverse range of clients.

Turkey > Media and entertainment

Based in Istanbul, NSN Law Firm‘s team stands out for its ‘extensive knowledge and experience‘ in the media and entertainment space, and regularly acts for film and television producers, advertising agencies, broadcasters, and social media platforms. Under the leadership of Nazlı Selek and Bilge Derinbay, the group is well known for handling licensing agreements, advertising and marketing issues, and copyright infringements. Hande Ülker Pehlivan is a name to note.

Turkey > Compliance

NSN Law Firm, praised for its ‘exceptional wealth’ of industry knowledge, is known for its specialism in all matters relating to healthcare, pharma, and medical devices, in addition to clinical trials within the biotech industry. All co-leading the team, Selma Ünlü maintains a strong regulatory practice, advising on reimbursement and marketing authorisation issues; Bilge Derinbay assists both international and domestic clients with data protection matters, often representing them before government authorities in challenges against administrative sanctions; and Aylin Aydoğmuş is known for handling anti-corruption issues for pharma companies. With extensive prior in-house experience in the pharma industry, Duygu Beyazo İpek regularly assists clients with the implementation and drafting of international compliance policies and operating procedures.