Friederike Stein

Friederike (Rike) Stein has nearly 20 years of experience in Human Resources across a variety of markets & industries, primarily focussing on Consumer products and Professional Services.

Prior to joining Signium – Stein & Partner, Rike co-founded her own business “Culture@Heart” in Germany. Before setting up her latest venture, she spent more than 12 years in HR leadership positions in large global organizations, as well as heading up the People & Culture function in a global start-up.

Rike is on a mission to build impactful and energizing company cultures. She has passion, expertise and a proven track record in developing others, New Work, and leadership development.

Rike is the Partner within the DACH & CEE region, leading the Leadership Consulting practice and acts as advisor within the Consumer and Professional service practice and Clevel and HR Management functions

Sami Hamid

Sami Hamid looks back on more than 30 years in the international Executive Search industry as Managing Partner, CEO, and Board Member of large multinational search organisations.

Prior to joining Signium, Sami has been CEO and Managing Partner of two of the largest European Executive Search companies, heading 30 offices throughout Europe, Asia, and the Americas.

He has hands-on experience in the Private Equity and Venture Capital business, and he has successfully managed more than 500 assignments for clients in Western Europe, CEE, the Middle East and Asia and has acquired a broad functional experience, ranging from Executive Board assignments to all other C-Level functions and Supervisory Board positions. At Signiumhe focuses on multi-country executive search and leadership advisory.

Aside from his search work, Sami Hamid is President of Minopolis, a new kids edutainment concept with operations in Russia, Turkey, Saudi Arabia, the GCC and Kazakhstan. Sami holds a PhD in Law from the University in Vienna and is based in Vienna.

Raluca Modoran

Raluca is a Senior Executive with more than 19 years of experience as HR professional. She has been exposed to dynamic, fast-paced, multi-cultural environments, in both local and global companies, where she provided expertise on HR Strategy, Organizational Design, Cultural Change, and Performance Management and has been involved in Start-ups & Transformation projects. Throughout the years, she has partnered with businesses from diverse industries (Telecommunication, IT&C, Business Services, Pharmaceuticals, Retail, B2B).

Currently, Raluca is leading Human Capital advisory projects, with a focus on Organizational Design, Talent Review & Succession Planning, and Leadership Assessment & Development.

Raluca is also a Certified Coach and “Insights Discovery” practitioner, passionate about people and organizations’ development. She has a Bachelor’s and a Master’s degree in Psychology and is fluent in English.

Raluca Diaconescu

Holding a BA in Psychology and a master’s degree in Human Resources Psychology, Raluca has experience as Business Analyst in a multinational and multicultural environment and as Recruiter of senior roles within a financial and accounting BPO.

She first joined Stein & Partner in 2017 as part of the Research Team, supporting the placement process for various middle and top management positions and re-joined in 2021. Today she is as Operations Manager, in charge of coordinating the research team and internal operations as well in analytics, supporting the regional Business Development. Raluca is fluent Romanian and English.

Valentin Bicu

With more than 20 years of experience in business development, networking and M&A projects, Valentin’s expertise covers the Internationalization & Business Development Consulting of various companies especially in the DACH area and Eastern Europe.

Possessing a strong track record in building business relationships, as well as in advising small and medium companies, he is focused on spotting business opportunities for his customers and partners on an international level.

His positive attitude and good listener skills make him an authentic business partner and top facilitator.


His motto is “We learn nothing by talking, only by listening”.

Dr. Michael Schroeder

Michael studied economics in Germany at the University of Münster and completed an MBA at the well-known business school ESCP in Paris, furthering his studies with a Ph.D in international media strategies at the University of Saarbrücken. Throughout the years, he has acquired extensive international experience in operational management.

Since 2010, Michael has been active in personnel consulting and coaching. He is member of the ICF, the International Coach Federation with over 2500 coaching hours, and a certified Coach of the international Center of Transformational Presence from Alan Seale. His book on self-mastery for managers was published in Germany in 2016.

Michael is of German origin and speaks English and French perfectly. Living in Bucharest since 2013, he also has good knowledge of Romanian.

Ana Theodora Sopronyi

Ana studied Translation and Interpretation Techniques in all applied science fields at the Technical University of Bucharest. Afterwards, spending almost four years in the Business Support department of a leading Romanian law firm, she acquired experience working in the legal services industry, skilled in Legal Administration, Research, Translations.

She decided to make a turn in her career by changing the field of activity and joined the recruitment department of a reputed multinational computer technology corporation. Ana is now a promising member of our company since 2019, currently acting as a Consultant. Her main objective is supporting Executive Search projects for middle and top management positions in various industries. Ana speaks fluently Romanian and English.

Cristina Popa

Cristina joined Stein & Partner in 2016, as the company’s Office Manager and soon became involved as well in the development of the projects, as a Researcher. She has a demonstrated history working in the energy industry, with a focus on the administrative development of renewable green field projects.

Cristina is at present a strong Consultant. She holds a a Master’s degree in Maritime & Harbour Law from the University Ovidius Constanta and is fluent in English.

Stela Ciupercea

Having a Masters Degree in Foreign Languages with the University of Bucharest, Stela joined Stein & Partner in 2011 for a Summer Internship Programme. She gradually grew within the company and became Senior Researcher and later on Head of the Research department.

She is currently a Consultant and has gathered experience in Executive Search activities throughout the years, being involved in search projects for various industries and functions for international and local clients.

Stela successfully managed projects for companies acting in FMCG, Agriculture & Chemicals, Automotive, Energy & Telecommunications, Healthcare & Pharma. She is fluent in English, Russian, and German.

Cristina Popa-Bochis

With over 17 years of experience in Executive Search, Cristina is one of the most experienced Consultants within the Industrial sector in Romania and Southeastern Eurioe. She has experience in managing searches for different roles, both operational and support function for clients in Industrial and Manufacturing, Automotive, Renewables and others.

Cristina studied International Relations at the University of the West Timisoara. She furthered her studies graduating from the Human Resources Masters’ program within the same University and is also CIPD graduate and Hogan certified.

Cristina is fluent in English and Romanian.