John Tsakatanis - Email & Phone Number

Director of Finance at Hack The Box

John Tsakatanis is based out of Greece and works at Hack The Box as Director of Finance.

John Tsakatanis's Contact Information

Latest update

October 11, 2025

Location

Greece

John's current employer

Hack The Box

Description

Where hackers level up! An online cybersecurity training platform allowing IT professionals to advance their ethical hacking skills and b...

Website

hackthebox.eu

HQ Location

Folkestone, Kent, United Kingdom

Number of employees

51-200

Industry

Computer And Network Security

Latest update

April 30, 2024

Read about Hack The Box

Frequent questions about John Tsakatanis

What company is John Tsakatanis working for?

John Tsakatanis works for Hack The Box.

What is John Tsakatanis's function at Hack The Box?

John Tsakatanis is Director of Finance at Hack The Box.

Where is John Tsakatanis based?

John Tsakatanis is based out of Greece.

Who are John Tsakatanis's co-workers?

John Tsakatanis's colleagues are Haris Pylarinos, Sofia Manika, Seth Tossie, Nikos Fountas, Nick Flude, George Salemie, Tom Fernandez, Aris Zikopoulos, Gerasimos Marketos, Ben Rollin, Aristidis Angelopoulos, Shelby Heard, Igor Bobryk, Panos Kapsokolis, Andreas Panteloglou, Leon Hassid, Alexander Reid, Emmanouil Gavriil, Marshall Livingston, Daphne Deiktaki, Ian Austin, Dimitrios Bougioukas, Suresh Narvaneni, Tassos Ballas, Elena Filippakopoulou, Ryan Gordon, Valentin Dobrykov, Tom Barter, Allison Jones, Yan Guerif, Sofia Vourlaki, Georgios Limnaios, Davis Nguyen, Janit Dhanwani, Dan Magnotta.

John's co-workers

Haris Pylarinos

Chief Executive Officer

Sofia Manika

Workplace Experience Coordinator

Seth Tossie

Vice President of Global Channel Sales

Nikos Fountas

SVP Global Operations & Strategy / Company Director

Chief Commercial Officer (CCO)

Gerasimos Marketos

VP, Product

Ben Rollin

Head of Training Development

Aristidis Angelopoulos

Content Tech Lead

Shelby Heard

Director of Sales - Europe

Igor Bobryk

Talent Acquisition Lead

Panos Kapsokolis

Head of People Operations

Andreas Panteloglou

Analytics Lead

Leon Hassid

Head of Sales Enablement

Alexander Reid

Head of Software Engineering

Emmanouil Gavriil

Head of Content

Marshall Livingston

Head of Sales Engineering

Director, IT Security Training Services

Suresh Narvaneni

Content Tech Lead

Tassos Ballas

Lead Software Engineer

Elena Filippakopoulou

HR Operations Lead

Ryan Gordon

Enterprise - Technical Support Lead

Valentin Dobrykov

Training Development Lead

Tom Barter

Head of Enterprise Growth Marketing

Allison Jones

Federal Account Executive - EMEA

Yan Guerif

Senior Account Executive - Finance Sector - Europe

Sofia Vourlaki

Marketing Communications Manager

Georgios Limnaios

Marketing Intern

Davis Nguyen

AI Security Researcher

Janit Dhanwani

GURU

Dan Magnotta

Federal Business Development Manager

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