International Performing Rights Ltd is the UK’s leading literary agency representing only foreign authors, playwrights, film and television writers. We specialise in selling the rights to foreign plays, musicals as well as theatrical adaptation rights for film and book.
IPR Ltd works closely with agencies all over the world, as well as being in direct contact with authors and composers, our roster of plays and musicals is constantly growing.
Fred Olav Johannessen is the owner and co-founder of IPR Ltd. He also owns Nordiska ApS, the leading performing rights agency for Nordic countries and is co-owner of Gallissas Theater Verlag in Germany and Nordic Drama Corner in Finland.

Sissi Liechtenstein is co-founder and MD of IPR. She previously worked at Peters Fraser and Dunlop where she focused on book dramatisation rights for film, TV and stage. Prior to that she was an Actors and Playwrights Agent at Eric Glass Ltd.
During her career as a literary agent Sissi was inspired to open an agency focusing on foreign works as these she found to be underrepresented in the UK market. Through travelling to festivals all over the world she discovered some of the most exciting contemporary writers whom IPR now represents.
Educated in Switzerland and Germany she studied drama in Vienna and holds a BA History Degree from London, King's College.
Email: sl@iprltd.co.uk