Cecilia has 15 years' experience in brand strategy, industry trends and innovation with a broad range of clients, such as Heineken, Renault and McDonald's. Today she is the agency's strategy and development leader, and runs the blackbox bureau, which is dedicated to research and innovation projects. A graduate of the Sorbonne CELSA School of Journalism in Paris, since 2008 she has been teaching there, in a subject that means constantly renewing and questioning herself.

A foodie, both clients and the agency benefit from her passion, as she shares with us the best eating spots she discovers.


Cécilia TASSIN
Partner - Strategy and Development
blackbox Manager

After obtaining a Masters in Sociology from the University of Social Sciences of Toulouse, Hüseyin started his career with Research International. After 2 years of shopper studies, he joined the strategy coaching unit, Idea Architects. He spent the following six years with different institutes (TNS Sofres, LH2, then BVA), supporting clients such as Heineken, Cosmopolitan or Michelin in strategic counselling or qualitative studies, and facilitating insight and idea generation workshops.


At every opportunity, Hüseyin makes the rounds of contemporary art exhibitions in France and abroad. He finds this a great way to gain inspiration and understanding of the world around him.


Hüseyin TUTAR
Consumer Knowledge Director

Sciences Po Paris graduate, Clara chooses the field of consumer research after a master’s degree in marketing. She spends 5 years at agency MSM, working on international projects of target exploration, innovation and strategic positioning, for clients such as Nescafé Dolce Gusto, Nestlé Health Science, DBApparel or Brown Forman.


A rock-climbing, mountain hiking enthusiast, Clara likes to step up to get new perspectives.


Account Director

After graduating from Sciences Po Lille and Celsa, Vadim began his career in journalism before joining the world of advertising as a planner. At BETC, CLM and Wunderman, he worked with clients such as LVMH, Mars, Danone or Pernod on their various strategical challenges, from branding to communication all the way to product innovation.


And because eating and reading are his two main passions, he dedicates his free-time to coining the perfect French translation of the word “food”.


A cyclist on weekdays and week-ends, it’s on the roads of the region that he keeps the wheels turning.


Vadim Poulet
Senior Strategic Planner

A Celsa graduate, Joséphine spends 6 months in Seoul, before joining blackandgold as a Junior strategic planner


Passionate about K-Pop culture and Korean soft power, Joséphine is half English, and brings her writing skills and sharp analytic eye to the international projects at the agency.


Joséphine Gray
Junior Strategic Planner

After graduating in Sociology at University Paris Descartes, Clara starts her carrier in the Consumer Insight team at L’Oréal Garnier DMI. She then joins Colorado Group research firm. She works as research executive then research manager for 4 years, and gorws her skills in both qualitative and quantitative research, for clients of BtoC and BtoB industries, including retail, banking and cosmetics.


Elle joins blackbox in 2019 as Research Manager.


Passionate about DIY, she uses her skills and sense of method to tackle the agency challenges.


Clara Firminhac
Research Manager