Meet our team.

STELIOS ZONTOS

Stelios works in communications since 1994 and he has extensive experience in corporate communication, political relations, quality assessment surveys of public opinion and crisis management.

In 2000, he was director of the office of Minister of Labour, Tassos Giannitsis. From 2001 to 2004 he was director of the political office of the Deputy Foreign Minister, T. Giannitsis.In 2003, during the Greek Presidency of the European Union, he oversaw the communication of the Ministry of Foreign Affairs.

From 2004 to 2011 he worked in the group of Leo Burnett for clients as Johnnie Walker, OTE, Municipality of Athens, Delta Ice Cream, Nikas SA, OPAP, National Bank of Greece, IKEA, WIND and more. In 2011, he became the Chairman of the Board of The Newtons Laboratory SA.

STELIOS ZONTOS

CHRISTOS VALTADOROS

A political scientist by training, Christos includes among his less obvious professional identities those of a music collector, a culinary explorer and an enthusiast photographer.

He has worked in the field of defensive armaments, flown around the world observing electoral procedures in countries with unstable political environment and negotiated international agreements. He is specialist in political communication and political marketing, and a former communication advisor to the prime minister's office.

As of 2009 he is working in the field of strategic corporate communication, focusing on social media, CSR and in particular crisis management. He occasionally deviates from his professional monophony by organizing musical events and counseling restaurateurs. Among his favorite customers are: Piraeus Bank, Aegean, Lidl, IKEA, Wind.

CHRISTOS VALTADOROS

KERRY GOUSIDOU

Kerry is a senior public relations and brand communications professional with 13 years expertise in developing and implementing PR communication strategies including brand and digital PR, awareness and CSR campaigns, sponsorships and celebrity endorsements for leading international brands in the FMCGs, Beauty (L'OREAL, UNILEVER, Sarantis Group), Food (Uncle Ben's, Panas Group, YiannisLucacos), Luxury, Fashion, Telecommunications and Pharmaceutical sector.

She has worked for a number of Corporate and brand coms clients and projects in companies like Ogilvy, LARCO GMMSA, Antenna Group, 1000 heads, NHS Imperial College.

KERRY GOUSIDOU

ELENA RALLI

She started working in 2009 as an Editor in women's media of major publishing groups (DOL, Liberis Publications, Alpha Editions). In 2013, she worked as a Marketing Coordinator in a womenswear & accessories company, while she was an external partner in MR.CO, an event planning company.
In 2015, she entered the communication and public relations sector in V+O Communication for brands in the F&B, Beauty, Fashion, Consumer Electronics and Pharmaceutical sectors. In 2016, she joined Gravity The Newtons.

She holds a BA in Business Administration & Marketing from the Athens University of Economics and Business and a MA in Public Relations & Strategic Communication from the American College of Greece, Deree.

ELENA RALLI

MIRSINI MAROULI

Mirsini is a seasoned public relations and corporate communications professional with a 10 years’ experience in developing and implementing PR communication strategies for leading international brands in the Health, Finance, Telecommunications, Beauty and Retail sectors. She has a wide experience in brand and corporate PR, CSR and Awareness Campaigns, Events Management, Media Relations, Digital PR, Crisis Management and Internal PR.
She holds a Bachelor’s Degree in Communications with specialization in Public Relations from the Americal College of Greece, the Deree College. She speaks English.

MIRSINI MAROULI

LINA KOROMANTZOU

Lina started her career in 2014 while she entered the communication and public relations sector in V+O Communication for clients, such as Public, Dodoni dairy company, Leaseplan, GERMANOS and Grivalia Properties. In 2018 she joined ATCOM as Marketing and Communications Manager.

She holds α bachelor degree in Political Science, a mαster degree in Corporate Communication from Universita Cattolica and an MBA from Athens University of Economics and Business.

She joined Gravity The Newtons in April 2019.

 

LINA KOROMANTZOU

ARETI PARASKEVAKOU

Areti is a Public Relations & Communication professional with 11 years of expertise. While one of her strengths is developing and implementing communication strategies for marketing & pr communication she is also successful in implementing brand marketing, pr/digital campaigns, sponsorships, celebrity endorsements, event planning & management. She has worked with a number of acclaimed international & domestic brands and has leaded projects in various sectors such as fashion, beauty, cinema, food, automobiles, insurance, airlines & electronics.

ARETI PARASKEVAKOU

ANNA MARIA BERITSI

Anna Maria is highly skilled in Corporate Communications, PR & Event Management, Strategic Partnerships, Sponsorships and Media Relations.  In the past, she has launched high-caliber international media brands such as CNN Greece, The Huffington Post Greece, NBA Greece & Euroleague Greece, as well as a variety of local media brands.

She started her career as an Event & Congress Organizer, she was a member of the NBC Olympics 2004 Production team and has worked as a consultant for the Marketing & Advertising Dept of the Hellenic Broadcasting Corporation, ERT. During the past 7 years, she has headed the Communications, PR and Marketing teams of ATCOM, DPG Digital Media and 24MEDIA.

She holds a BA in Communication & Media from the National & Kapodistrian University of Athens, with a specialization in Marketing Communication Psychology and Media Planning. Additionally, she holds an MA in Communication Policy Studies from the City University of London. She speaks 4 languages: English, German, Italian and Greek.

ANNA MARIA BERITSI

STELA KARACHRISTOU

In 2012 she started her career as a full-time lawyer. During this period she was addressing mainly civil, administrative and bank law cases.

In 2015, she stepped into Tax Law, working as a Tax Advisor for EY Luxembourg for 2,5 years. In 2018 having already gained experience in technical Tax Law matters, she became a business developer for the Tax Department of EY Luxembourg. During this 1,5 years except for her coordinating role in sales, she was also involved in external and internal Communication activities and in the organization and coordination of the EY Tax Club Event. In addition, since 2017 she was working as a contractor for an event planning company in Luxembourg.

She holds a bachelor in Law from Democritus University of Thrace and an LL.M in European and International Tax Law from University of Luxembourg. She has attended many seminars on Marketing and Advertising. She speaks English and French.

 

STELA KARACHRISTOU