Your Level Up partner, since 2009

One team to plan, run and level up your marketing.

Ads, SEO, creative and consulting under one plan. Instead of four partners who never talk to each other, you have 20 people looking at the same numbers as you: sales and customer acquisition costs.

2009the year GIM began
1,000+businesses in Greece and abroad
20experts in 4 teams
4.8 131 reviews on Google ↗
✓ Google & Meta Partner◇ Peak Awards 2025 Gold◇ ECDM Awards 2025◇ e-volution Awards 2025BCR² Methodology

What we do

4 teams. One growth plan.

Each pillar has its own team and lead. They work to the same plan, so your ads, SEO and creative tell the same story.

All together: Holistic Marketing →

Performance

Advertising measured in sales and leads, not clicks.

  • Google Ads
  • Meta Ads
  • TikTok Ads
  • ChatGPT Ads
  • CRO
  • Email

Vasilis PapageorgiouHead of Performance · team of 8

Learn more: Performance →

SEO & GEO

Get found on Google and in AI answers, without paying for every visit.

  • Holistic SEO
  • GEO / AI Visibility
  • Site migrations
  • SEO content

Angelos TsilinganosHead of SEO · team of 4

Learn more: SEO & GEO →

Creative

Social content, video and ad creatives that stop the scroll and bring in customers.

  • Social Media
  • Video Marketing 360
  • Ad creatives
  • Content strategy

Argyro RaptiHead of Social Media · team of 4

Learn more: Creative →

Consulting

A second mind for the owner: where you stand, what to do next and in what order.

  • Marketing Audit
  • Marketing Plan
  • Monthly consulting
  • Business coaching

Karolos TsilingirianFounder & CEO

Learn more: Consulting →

Results

The numbers say more than the awards.

All case studies →

Also trusted by

Rainbow Waters
Moutakis
goLearn
Dioptra
pet4u
Kollises

How we work

For business owners tired of standing still.

We work best with owners who want more than someone to run ads: a partner who thinks alongside them.

Strategy first. Then implementation.

We start with research and a plan. We use split tests, not guesswork.

Your project is our project too.

Reports on sales and costs, not vanity metrics. You always know what works and what we are changing.

Marketing without business insight is not enough.

We look at your offer, prices and margins, as well as your channels.

Karolos Tsilingirian
Karolos TsilingirianFounder & CEO · Marketing Strategist

Our story

Bringing the science of marketing to Greek businesses since 2009.

GIM was founded by Karolos Tsilingirian and is now a team of 20. We have written marketing books, teach seminars and work with our own methodology, BCR²: Research, Bring, Convert, Retain.

The team

The people who will work for you.

Karolos TsilingirianConsulting

Karolos Tsilingirian

Founder & CEO

Vasilis PapageorgiouPerformance

Vasilis Papageorgiou

Head of Performance

Angelos TsilinganosSEO

Angelos Tsilinganos

Head of SEO

Argyro RaptiCreative

Argyro Rapti

Head of Social Media

Tasos EftychidisB. Development

Tasos Eftychidis

Business Development

Katerina GkouskouAdmin

Katerina Gkouskou

Account Manager

Rozy TsilingirianAccounting

Rozy Tsilingirian

Support & Accounting

Vicky KatsavouliaPerformance

Vicky Katsavoulia

Advertising

Vicky TiakoudiPerformance

Vicky Tiakoudi

Advertising

Vasiliki MegremiPerformance

Vasiliki Megremi

Advertising

Katerina KalliPerformance

Katerina Kalli

Advertising

Eirini KostoulaPerformance

Eirini Kostoula

Advertising

Christos KontourisPerformance

Christos Kontouris

Advertising

Apostolos PapageorgiouPerformance

Apostolos Papageorgiou

Advertising

Panagiotis MakkasSEO

Panagiotis Makkas

SEO

Ilias BriolasSEO

Ilias Briolas

SEO

Spyros DerdemezisSEO

Spyros Derdemezis

SEO Copywriter

Eleonora MatsoukaCreative

Eleonora Matsouka

Social Media

Christina PetrogianniCreative

Christina Petrogianni

Ads Designer

Giorgos KalapoutisCreative

Giorgos Kalapoutis

SM Designer

Join our team!Explore our vacancies →

The GIM ecosystem

Implementation, training and AI systems, from the same team.

You are here

GIM Agency

Our team runs your marketing: Ads, SEO, Creative, Consulting.

academy.gimagency.gr

GIM Academy

Masterclasses, workshops and programmes that teach your team to do it themselves.

Explore the programmes →
ergonya.com

Ergonya

AI applications and automation that reduce manual work in your business.

Meet Ergonya →

Let’s talk

Want to become our next case study?

Complete the form and a GIM expert will call you to discuss:

  • What you have tried and what is holding back growth.
  • Which of the four pillars your business needs.
  • What the GIM team can take on from tomorrow.
211 715 3031

Let’s get to know you

Annual investment range

GIM

Cookie preferences

Video player