GMAT

The computer adaptive format on the GMAT chooses each question based on your performance on the previous question(s), meaning you must answer each question in order, and you cannot skip.....

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GRE

The GRE is a section-adaptive exam: your second sections of Verbal and Math adapt (become harder or easier) depending on your overall performance in your first section of Verbal and Math, respectively......

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IELTS

Exclusive and fully-tested techniques and methodologies covering all IELTS concepts
Assignments during the in-class training phase, and corrective actions Custom homework to ensure......

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TOEFL

The Internet-based Test (iBT) has progressively replaced both the computer-based tests (CBT) and paper-based tests (PBT) and is the only one offered in Greece. All candidates must complete four sections – Reading, Listening, Speaking, and Writing

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SAT

Course Fees: dependent on choice of tutorials (one-to-one tutorials or small group instruction) Exclusive and fully-tested techniques and methodologies Extensive course materials and homework........

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Professional Services

Every candidate has unique academic goals and professional ambitions, which should be emphasized by a personalized approach that takes them into account

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  • Myrto Oikonomou  (MPhil Economics Oxford University, TOEFL 118, GRE 169/163)

    Studying for the GRE and TOEFL examinations can prove to be a very stressful and demanding experience.more....

  • Λένα Καρκαντζού-Διοσκουρίδου 

    Ίσως είναι παράξενο ανάμεσα στα σχόλια μαθητώνmore....

  • George Stratigis   (MBA, INSEAD)

    While preparing for my MBA, I was fortunate enough to have Mrs Gerontoudi and Mr Kalandranis as my tutors.more....

  • George Panagopoulos  (MSc in Financial Engineering - NYU)

    "Dia Gerontoudi Prep Center contributed to achieve my goalmore....

  • Hara Andriakopoulou  (NTUA: Diploma in Applied Mathematics; Delft University of Technology: MSc in Biomedical Engineering)

    "Θα ήθελα να ευχαριστήσω μέσα από την καρδιά μου την κυρία Γεροντούδηmore....

  • Vasilis Karkantzos  (McKinsey&Company, Business Analyst, TOEFL 117, GRE 170/161)

    "During my preparation for a MSc in the USA, I worked closely with both Dia Gerontoudi more....

  • Panagiotis Papadiamantis  (MSc in Management Science and Engineering,Stanford University, GRE 163/158)

    Throughout my efforts to get into the graduate school of my choicemore....

  • Stamatis Paterakis  (MSc in Operations Research,Columbia University, GRE 167/156)

    Attending the GRE courses at Dia Gerontoudi Prep Center more....

  • Prokopis Antonellis   (MSc in Prosthodontics, Baylor University, TX, TOEFL 118, GRE 163/158)

    "Dia Gerontoudi's Prep Center is THE place to go and prepare for the various examinationsmore....

  • George Zeritis   (MSc in Management, LBS/London Business School)

    " (At Dia Gerontoudi Prep Center, they) showedmore....

  • Avra Diamanti  (Master in Management- London Business School)

    "Dia Gerontoudi was my tutor for the GMAT and TOEFL test.more....

  • Markos Kladeftiras   (MSc in Transportation, MIT)

    "My GRE preparation went excellentmore....

  • Apostolos Pantelis   (MSc in General Management-Rotterdam School of Management, Erasmus University)

    "Η κυρία Ντία είναι ένας εκπληκτικός άνθρωπος και επαγγελματίας. more....

  • Andreas Mastorakos  (GMAT 700 / HEC Paris, Msc in Management – Grande Ecole)

    "Pursuing your dreams is an ongoing adventure full of obstacles.more....

  • George Shaheen   (GMAT 720 / MSc in Management - London Business School)

    "Dia Gerontoudi was my private tutor for my GMAT preparation. more....

  • Mariza Bakogianni   (Senior Management Consultant at Accenture - MSc in International Employment Relations and Human Resource Management, LSE.)

    "I would highly recommend Dia’s professional, result oriented, highly structured more....

  • Dimitris Kofitsas  (MBA student at London Business School, The Vodafone Group Foundation-Sir Christopher Gent Award)

    "Dia Gerontoudi played a determining role in my being admitted into the MBA programme at London Business Schoolmore....

  • Stelios Kostalas   (MC/MPA Harvard University)

    "Dia Gerontoudi played a crucial role in my successful preparation for Harvard University"more....

  • Thomas Anastasellos  (GMAT 690 / HEC MBA)

    “Studying for the GMAT with Mrs. Dia Gerontoudi turned out to be a rather amazing experience.more....

  • Pantelis Lemos  (MSc in Shipping, Cass Business School)

    “Studying under Mrs. Dia Gerontoudi, I was impressed by her extremely organized more....

  • Marina Katsampani  (Graduate student at ETH Zurich, Switzerland)

    “Dia’s contribution in helping me prepare my CV and personal statement was very important.more....

  • Vasilis Douzenis  (MSc LSE, MPhil Cambridge, GMAT 730)

    “Dia really took the time to get to know me and identified my strong suits and comparative advantagesmore....

  • Dimitris Drougkas  (Master student in International Economic Policy, Sciences Po Paris)

    “H Ντία Γεροντούδη με τον επαγγελματισμό, την γνώση, την αφοσίωση στον μαθητήmore....

  • Dimitris Deventzis  (GMAT 710, MSc in Banking & Finance, St. Gallen, Switzerland)

    “Η κ. Γεροντούδη καλύπτει απόλυτα τις ανάγκες του υποψηφίου σε όλο την διαδικασίαmore....

  • Agis Petrovits  (MSc in Construction Economics and Management, University College London – Bartlett School of Graduate Studies, IMD MBA in Lausanne)

    Dia’s input was key while I was looking to apply a systematic approach to the GMATmore....

  • George Eleftheriou  (MSc in Management Science & Engineering, Columbia University)

    "Γνώριζω την Ντία Γεροντούδη από το 2009, όταν μου έκανε μαθήματα για το verbalmore....

  • Charis Karakatsanis  (PhD student in Mineral and Energy Economics Colorado School of Mines)

    Dia’s long experience in the field allowed her to create a really simplemore....

  • Valia Fragkou  (MSc in Arts Administration, Boston University, MBA in Entrepreneurship, Babson College)

    In my private tutorials for the GMAT examination with Dia, I was able to amelioratemore....

  • Ioanna Dretta  (Mid-Career Master in Public Administration, Harvard University Kennedy School of Government, and Kokkalis fellow)

    “Dia Gerontoudi was my tutor during my preparation for the GMAT and TOEFL examinationsmore....

  • Ioanna Dretta  (Mid-Career Master in Public Administration, Harvard University Kennedy School of Government, and Kokkalis fellow)

    “When it came to my application for acceptance, Dia Gerontoudi played a crucialmore....


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