Notre équipe

Cyril Koskas a une Maitrise en Droit des affaires de l’université de Paris II - Assas. Il est aussi diplomé du Magistére Banque Finance et du DESS en techniques bancaires et financières de l’université de Paris II - Assas.
Il a travaillé pendant deux ans pour la société Orco à Prague et à Brno avant de rejoindre la société FIFTY FIVE.

Cyril est en charge du Développement, des relations commerciales et de la location/vente au sein de la société FIFTY FIVE.

Email: ckoskas@fiftyfive.cz
Tel: +420 774 197 855


Jennifer Koskas est diplomée de l’ESCE Paris (Ecole Supérieure de Commerce Extérieur) et a une Maitrise en Commerce International de la Westminster University à Londres.
Elle a travaillé en Immobilier Commercial chez Foncia et avec un développeur privé à Paris avant de rejoindre la société FIFTYFIVE.

Jennifer est en charge du Asset Management, de la Comptabilité et de la location/vente dans la société FIFTYFIVE.

Email: jkoskas@fiftyfive.cz
Tel: +420 775 031 455


Maryse Radziszewski has a Degree in Quality Management. She worked for 5 years in Poland as Quality manager.
She has been living for 6 years in Prague within the international community before joining FIFTY FIVE.



Maryse is a Broker in FIFTYFIVE.

She is in charge of rentals among the French community.

Email: maryse@fiftyfive.cz
Tel: +420 734 590 732


Ekaterina Mamaladze has a Degree in Business Administration from the New York University in Prague and Czech Diploma in Business Administration.
She has been living in Prague for 15 years. She has an experience as a designer assistant.



Ekaterina is a Broker in FIFTYFIVE.

She is in charge of rentals and sales among the Russian community.

Email: ekaterina@fiftyfive.cz
Tel: +420 731 161 542


About the company

FIFTY FIVE was founded in 2005. It started as a development company specialized in purchasing apartments in the center of Prague, reconstructing and renting or reselling them.

FIFTY FIVE is nowadays expanding its business activities to development and sell of residential and commercial buildings and plots of lands on the outskirts of Prague and Prague’s surrounding.

FIFTY FIVE is also acting as real estate broker and is offering “turn key investment”custom maded for its clients.