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GIM Agency
Our mission is to lead your business to the top through Digital Marketing and Consulting guidance!
- If you are seeking a proper, integrated solution for your business growth
- If you want to avoid unnecessary experimentation and guesswork (while still believing in the value of data-driven split testing)
- If you look for competence, knowledge, honesty, care, strategic thinking, and a comprehensive business understanding in a Partner
- If you believe that a complete solution includes Research, Consulting support, and flawless Implementation
then we are delighted you are here. We would be even happier to discuss your needs and goals in person.

Services
Sectors we have helped
Our Partners
Our network of reliable partners contributes to achieving our common goals, ensuring we provide the highest quality products and services to our clients.




Your Level Up Partner!
GIM is the Agency of choice for businesses seeking a reliable, capable Partner for growth. We combine Marketing, Business Know-How, and Consulting guidance to offer a truly integrated solution.
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We cater to the entrepreneur who is tired of stagnation and failed experiments. Someone who needs a Partner to turn their growth vision into reality. You need experts you can rely on for effective Marketing and continuous consulting support.
GIM Agency clients benefit from increased sales and a total Business Level Up, thanks to a Mindset upgrade, knowledge enrichment, and GIM’s structured, effective methodology.
You gain more than just a reliable partner. You gain a team of experienced specialists who deliver measurable results with security, offering guidance and advice while treating your project as their own.
Why Clients Trust Us: Clients trust us because, since 2009, GIM has built a strong track record of success across multiple B2C & B2B sectors, both in Greece and abroad. Over 100 businesses rely on us, benefiting from stronger Brands and increased sales.
The GIM team has authored numerous Marketing books and produced Videos and Seminars that have opened new pathways for Marketing in Greece.
Notably, GIM has won multiple Performance Awards and holds the dual distinction of being a Google Partner and Meta Preferred Partner. We boast an organized team of 20 professionals capable of leading you to your Level Up.
The founder of GIM Agency is the renowned Marketing Strategist Karolos Tsilingirian, who decided in 2009 to introduce the art and science of Digital Marketing to the Greek market. In this context, he authored the book “Website Promotion Methods,” which he offers for free via GIM’s corporate website, as well as his second book, “Secrets of Successful E-shops.”
Do you want to become the next successful Case Study? Book an appointment
Real People Creating Real Successes
Meet Our Team
Consulting

Karolos Tsilingirian
Founder & CEO

Accounting
Rozy Tsilingirian
Support & Accounting

B. Development
Tasos Eftychidis
Business Development

Admin
Katerina Gkouskou
Account Manager

Performance
Vasilis Papageorgiou
Head of Performance

Performance
Vicky Katsavoulia
Advertising

Performance
Vicky Tiakoudi
Advertising

Performance
Vasiliki Megremi
Advertising

Performance
Katerina Kalli
Advertising

Performance
Eirini Kostoula
Advertising

Creative
Christina Petrogianni
Ads Designer

Christos Kontouris
Advertising

SEO
Angelos Tsilinganos
Head of SEO

SEO
Panagiotis Makkas
SEO

SEO
Ilias Briolas
SEO

SEO
Spyros Derdemezis
SEO Copywriter

Creative
Eleonora Matsouka
Social Media

Creative
Argyro Rapti
Social Media

Creative
Manos Tzezairis
Video Editor
