Welcome to our Alumni Chapters – the heartbeat of our extended community! These Chapters are vibrant hubs where ACG graduates from all divisions, united by shared experiences and aspirations, come together. ACG Alumni Chapters create a space for connection, collaboration, and continuous growth. As a member, you can expect exciting networking events, dynamic mentorship opportunities, and the chance to contribute to meaningful community service initiatives. Engage with a Chapter near you to expand your professional horizons, stay abreast of industry trends, and access career development resources.

Joining ACG Alumni Chapters is more than a networking opportunity; it’s a journey of personal and professional enrichment. Become a part of this dynamic network where support, camaraderie, and success stories unfold.

Your journey continues here!

Discover a Chapter Near You: Uncover the rich network of ACG’s regional Chapters and connect with local leaders. For details on specific Chapters, upcoming events, or how to get involved, reach out to the designated contact person(s) via email.

Shape Your Community: If you’re eager to establish an Alumni Chapter in your locale, drop us a line at . The ACG Advancement Office is dedicated to partnering with you, our extraordinary alums, to cultivate dynamic networks and we’re excited about your future success.

Chapter Handbook for Members: This handbook is your key to unlocking the full potential of your Alumni Chapter experience. Explore, engage, and thrive!

Alumni Chapters

The ACG Greek Alumni Chapter consists of 25 actively engaged alums and seasoned professionals and is a vibrant hub where graduates from all three ACG divisions, united by shared experiences and aspirations, come together to re-connect and engage with their alma mater through events and meet-ups.

Vania Papakonstantinou

Vania, a Pierce and Deree alumna, joined the ACG Greek Alumni Chapter in 2023. She is the Head of Wealth Management Marketing at Eurobank, focusing on marketing investments and services offered to premium individual clients of Eurobank Group in Greece, Cyprus, Luxembourg, and the UK. She has a marketing and banking work experience of more than 26 years, both in Greece and the UK, having served organizations such as the National Bank of Greece, Lambrakis Press Organization, and the Hellenic Heart Foundation. Vania holds a BA in Business Administration, major in Marketing Management from Deree, The American College of Greece and an MBA in International Business & Export Management from City University Business School.

Argini Valli

Email: arginiv@hotmail.com

Argini Valli is a Deree 2008 alumna with a BSc in Integrated Marketing Communications.

She received the President’s Award in recognition of her volunteer work and dedication while maintaining a high GPA. After eight years in the beauty sector, she recently changed fields and holds the position of EFA Group’s Marketing Manager. EFA is an internationally leading Greek group of companies in Aerospace, Security, Defense, and High Technologies.

As a third-generation alumna, The American College of Greece was and still feels like my home. Deree has provided the foundation to evolve as a person and a businesswoman. I will forever cherish the time spent on campus even after my graduation. — Argini Valli

George Dikaios

Email: giorgosdikaios@gmail.com

George Dikaios graduated from Pierce College in 2010. He studied Political Science (BA, MA, MSc, PhD) and is currently an adjunct lecturer and a postdoctoral researcher at the National and Kapodistrian University of Athens. He is also a Senior Research Fellow at the UNESCO Chair on Climate Diplomacy and a Research Fellow at the Hellenic Foundation for European and Foreign Policy (ELIAMEP).

Being a member of the ACG Greek Chapter is important to me, as I always mention that Pierce equipped me with friends for life and gave me numerous opportunities that shaped me and provided me with invaluable skills. I hope that through our actions, Pierce will continue offering this unique environment for its students! — George Dikaios

Dimos Michailidis

Email: dimos.d.michailidis@gmail.com

Dimos Michailidis is a Deree 2002 alumnus, graduating with Distinction and holding a B.S. in Accounting and Finance. He has built a successful career that includes premium global brands and technology startups in Europe and the U.S. Currently, he is the Head of Marketing and Revenue Operations at LegiStorm, a B2B SaaS company headquartered in Washington, D.C.

Deree played a pivotal role in shaping my international career, and I’m deeply grateful. It’s time to give back to the Deree alumni community. — Dimos Michailidis

Spyros Tsafaras

Email: stsafaras@gmail.com

Born in Athens, Spyros earned a degree in Management from Deree in 2008 and later a master’s in Human Resources Management from New York University.

He worked in the Greek market and held various regional and global roles in London and New York at Citibank. In 2019, he moved back to Greece to work at Piraeus Bank and holds the position of Head of Total Rewards at PwC Greece.

Deree has been pivotal to my progress, as it provided a supportive environment with a network of inspiring peers and faculty, equipped me with valuable skills, and prepared me for future challenges. — Spyros Tsafaras

Dimitris Floros

Email: dimflo@gmail.com

Dimitris is a Deree 2010 alumnus, and currently holds the position of Chief Commercial Officer at Welcome Pickups, a notable Greek scale-up and a fast-growing entity in the world of travel technology. With over ten years of international experience spanning three continents, Dimitris is a seasoned professional in sales and marketing. His academic journey began with a degree in Marketing from The American College of Greece, which transformed his entire career path, followed by an Executive MBA from INSEAD. Dimitris’s career took off in Athens and New York, where he delved into marketing consulting for multinational corporations. He then expanded his horizons to Dubai, assuming pivotal roles in e-commerce and commercial sectors with Emirates Airlines and Travelport. Before his current role, he was the Global Head of Leisure Travel at Qatar Airways in Doha, showcasing his proficiency in travel technology solutions, commercial deal modeling, expansion, complex negotiations, and digital marketing. Outside the professional sphere, Dimitris is married to Dr. Argiro Kechagia and is a devoted father to three daughters. He is passionate about supporting new ventures as an investor or advisor and maintains an active lifestyle, enjoying swimming, cycling, and running – preferably in that order.

Themis Sarantaenas

Email: Themsara@yahoo.gr

Themis Sarantaenas is Deree alumnus, 2004 & 2008, a Certified Marketing Consultant (from the Association of Management Consulting Firms of Greece) and has been actively involved in the field for 22 years. He has worked for over 10 years at L’Oreal Hellas in various positions, dealing with top-selling brands. Today, he specializes in developing small and medium-sized enterprises (SMEs) with a rich clientele from many sectors. He also trains executives and small business owners with Marketing and Business Skills (Soft Skills) Seminars. Additionally, he is a qualified Business & Personal Coach and has written six books on marketing and its application to business, with the most recent published in 2023. He was awarded “Best Marketing Consultant” at the Franchise Awards in 2019 and 2021 for his contributions to the industry and received the same award in 2022 at the Aesthetic Awards. Moreover, he curates and presents the radio show “Entrepreneurship on FM,” broadcast live weekly on Kanali 1 90.4 FM, and the television show “Marketing in Practice,” airing since 2014 on Greek television via ONE CHANNEL and eleven regional stations in Greece, America, and Canada on the Greek-speaking local television network. Finally, his marketing podcasts are hosted on the Athens Voice portal and regularly rank at the top of the national charts in the marketing category.

Lola Vogiatzi Argyropoulou

Email: lolavogiatzi@gmail.com

Lola Vogiatzi Argyropoulou graduated from Pierce and earned her BSc in Marketing Management from Deree in 2009. For the past nine years, she has served as the General Manager of Quintessentially Travel in Dubai, a global Lifestyle Travel company. Lola is also an investor and advisor to Villa Delight, a boutique villa rental company based in Athens. Additionally, she contributes her insights to several advisory boards, including Virtuoso EMEA and Hilton & Marriott Luxury Brands, where she collaborates with industry leaders to drive innovation in the luxury travel industry.

George Kapaniris

Email: gkapan@gmail.com

George, a Deree 1994 alumnus, is the Executive Director at NSS – an international Value-Added Distributor of leading-edge IT solutions, covering technology areas including information security, networking, unified communications, data storage, virtualization, and infrastructure systems. He presently serves on the Boards of Netsquare and Tyremarket. He graduated from The American College of Greece with a BSc in Marketing Management and earned his MBA from the University of La Verne.

Antonios Aldous

Antonios is a Pierce 2006 alumnus. He earned a BA in Management Science and Technology, Strategy, and Human Resources from Athens University of Economics and Business and an MS in Finance and MBA, STEM from the University of Rochester, Simon Business School. Antonios has held analytical and managerial positions in New York metropolitan area private sector companies. He has a wealth of experience in financial and operational functions and business development activities. Antonios is a member of the Athens Club and the AHEPA. In his free time, Antonios enjoys sports and traveling and is keenly interested in advocating for the rights of people with disabilities.