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Giannis Kantartzis Email & Phone Number

Account Manager at Relevance Digital Agency at Relevance Digital Agency
Location: Netherlands 11 work roles 3 schools
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✓ Verified August 2026 3 data sources Profile completeness 86%

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Current company
Role
Account Manager at Relevance Digital Agency
Location
Netherlands
Company size

Who is Giannis Kantartzis? Overview

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Quick answer

Giannis Kantartzis is listed as Account Manager at Relevance Digital Agency at Relevance Digital Agency, a with 34 employees, based in Netherlands. AeroLeads shows a matched LinkedIn profile for Giannis Kantartzis.

Giannis Kantartzis previously worked as Account Manager at Relevance Digital Agency and Account Executive at Relevance Digital Agency. Giannis Kantartzis holds Master Of Science - Msc, Business Administration (Mba): Digital Marketing, 7,7 from University Of Amsterdam - Amsterdam Business School.

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Relevance Digital Agency

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Profile bio

About Giannis Kantartzis

I thrive in dynamic and fast-paced environments, leveraging a strategic mindset to drive market analysis and customer engagement. My ability to adapt quickly allows me to consistently exceed expectations while collaborating with cross-functional teams to execute cohesive marketing efforts. With a strong foundation in customer service and a goal-oriented approach, I work closely with my team to develop and implement marketing campaigns that align with business objectives, build brand equity, and drive product adoption. Committed to delivering excellence in every task, I prioritize building strong, collaborative relationships with clients and colleagues to achieve long-term success.

Current workplace

Giannis Kantartzis's current company

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Relevance Digital Agency
Relevance Digital Agency
Account Manager at Relevance Digital Agency
athens, attiki, greece
Employees
34
AeroLeads page
11 roles

Giannis Kantartzis work experience

A career timeline built from the work history available for this profile.

Account Manager

Current

Athens, Attiki, Greece

• Managing 15 diverse B2C and B2B eCommerce and lead generation accounts across retail, cosmetics, HR, SaaS, logistics, and supermarket industries, driving tailored performance marketing strategies.• Collaborating cross-functionally with Performance Marketing (Google, Meta, TikTok), SEO, Content, Design, and BI teams to optimize campaign effectiveness and client outcomes.• Analyzing and monitoring account performance using BI tools (Looker Studio) and GA4, identifying actionable… Show more • Managing 15 diverse B2C and B2B eCommerce and lead generation accounts across retail, cosmetics, HR, SaaS, logistics, and supermarket industries, driving tailored performance marketing strategies.• Collaborating cross-functionally with Performance Marketing (Google, Meta, TikTok), SEO, Content, Design, and BI teams to optimize campaign effectiveness and client outcomes.• Analyzing and monitoring account performance using BI tools (Looker Studio) and GA4, identifying actionable insights to achieve monthly, quarterly, and annual goals.• Providing growth and business consulting, leveraging industry-specific knowledge to drive client success in highly competitive eCommerce markets.• Expanding revenue streams by selling new services to existing clients and successfully pitching new business, contributing to overall agency growth.• Demonstrating exceptional time and project management skills, adapting quickly to emerging trends and client demands in a fast-paced, dynamic environment. Show less

Jun 2024 - Present

Project Manager And Content Coordinator

Athens, Attiki, Greece

• Planned, organized and managed project requests by various client stakeholders.• Actively took part in the QA plan, ensuring that the highest standards and deliverables are met.• Supervised, monitored, and evaluated the performance of the developers to ensure that work is completed on time and that any necessary corrective actions are taken.• Assured that projects are completed on time, within scope, and budget.Projects worked on:- Metro/My market- Choice &… Show more • Planned, organized and managed project requests by various client stakeholders.• Actively took part in the QA plan, ensuring that the highest standards and deliverables are met.• Supervised, monitored, and evaluated the performance of the developers to ensure that work is completed on time and that any necessary corrective actions are taken.• Assured that projects are completed on time, within scope, and budget.Projects worked on:- Metro/My market- Choice & Attitude- Zeus & Dione- Philip Morris International - Etem- Anna Maria Mazaraki- Rolex Distributors (Kessaris, Serkos, Tsilimigras)- Benaki museum Show less

Jul 2022 - Jun 2023

E-Commerce And Digital Intern

Voorschoten, South Holland, Netherlands

• Implemented the CMS configuration for campaigns based on the promotional calendar by setting up the landing page across languages• Organized the day-to-day building and quality assurance of content on the website by ensuring the content is visible, accurate, and fits for its purpose.• Wrote content briefs for copy and visuals by considering SEO and content creation.• Edited and enhanced copy adjustments to fit the purpose of the website’s content.• Performed a technical SEO… Show more • Implemented the CMS configuration for campaigns based on the promotional calendar by setting up the landing page across languages• Organized the day-to-day building and quality assurance of content on the website by ensuring the content is visible, accurate, and fits for its purpose.• Wrote content briefs for copy and visuals by considering SEO and content creation.• Edited and enhanced copy adjustments to fit the purpose of the website’s content.• Performed a technical SEO audit, and implemented keyword research for the website’s optimization.• Helped optimizing website’s content by observing customers’ interactions, heatmaps and creating feedback polls.• Closely worked with content, production, SEO, and CRO teams.Being member of:• Digital content & localization team• CRM team• CRO & optimization team Show less

Feb 2022 - Jun 2022

Night Ambassador

Amsterdam Area, Netherlands

• Night audit management• Hotel safety management check• Preparations of meeting rooms and events• Manager on duty tasks• Good knowledge of Amadeus system

May 2019 - Oct 2020

Telesales Agent

Greece

• Answered inbound telephone calls from interested customers to discuss offerings• Processed internet orders, payments and logistics via ERP system.• Managed over 150 orders per day via Internet.• Opened new accounts and documented personal, demographic and payment information in system.

Aug 2018 - Feb 2019

Manager On Duty

44 Coffee Shop And Bar

Greece

• Responsible for selecting and recruiting of both permanent and temporary staff.• Trained new employees.• In charge for orders and FIFO.

May 2017 - Oct 2017

Head Waiter

44 Coffee Shop And Bar

Greece

Oct 2015 - Apr 2017

Travel Agent Intern

Voyagers 24

Greece

• Provided tourists with travel information.• Conferred with customers by telephone, writing, or in-person to answer questions regarding services and determine travel preferences.• Prepared routine office correspondence, reports, claims, bills, or orders.• Monitored the booking system.

Jun 2017 - Aug 2017

Opap Agent

Greece

OPAP agent

Jun 2015 - Feb 2016
Team & coworkers

Colleagues at Relevance Digital Agency

Other employees you can reach at relevancedigital.com. View company contacts for 34 employees →

3 education records

Giannis Kantartzis education

Master Of Science - Msc, Business Administration (Mba): Digital Marketing, 7,7

Projects: Digital Marketing Analytics -Customer insights on insurance policies per platform (Data analysis with Excel & SPSS). -Crafting.

Pre Msc In Marketing, Faculty Of Economics And Business, 7.8

Projects: Digital Marketing Analytics - Impact of Search Engine Machine - Banner advertising and synergy

FAQ

Frequently asked questions about Giannis Kantartzis

Quick answers generated from the profile data available on this page.

What company does Giannis Kantartzis work for?

Giannis Kantartzis works for Relevance Digital Agency.

What is Giannis Kantartzis's role at Relevance Digital Agency?

Giannis Kantartzis is listed as Account Manager at Relevance Digital Agency at Relevance Digital Agency.

Where is Giannis Kantartzis based?

Giannis Kantartzis is based in Netherlands while working with Relevance Digital Agency.

What companies has Giannis Kantartzis worked for?

Giannis Kantartzis has worked for Relevance Digital Agency, Rocket Path P.C., Citizenm Hotels, Dixons South East Europe, and 44 Coffee Shop And Bar.

Who are Giannis Kantartzis's colleagues at Relevance Digital Agency?

Giannis Kantartzis's colleagues at Relevance Digital Agency include Stelios Kosmidis, Nafsika Bourma, Stathis Ioannou, Rafail Michailidis, and Angelos Nikolas.

How can I contact Giannis Kantartzis?

You can use AeroLeads to view verified contact signals for Giannis Kantartzis at Relevance Digital Agency, including work email, phone, and LinkedIn data when available.

What schools did Giannis Kantartzis attend?

Giannis Kantartzis holds Master Of Science - Msc, Business Administration (Mba): Digital Marketing, 7,7 from University Of Amsterdam - Amsterdam Business School.

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