


Welcome to Callisto Grand
Callisto Grand is the only organization dedicated to Credit Management (C2C, I2C, O2C) across a wide geography.
Trade Receivables is almost every company’s largest, most complex Current Asset and the business-critical component of Working Capital.
Working in this area makes you the guardians of this asset, responsible for protecting the profit margin and impacting business growth.
All the roles in C2C, I2C, O2C, AR, Risk, Collections, Cash Application, Disputes, Billing, Database and Reporting all originate because your company offers
Credit terms to your customers.
Irrespective of job title or experience, your role is essential and Callisto Grand promotes Credit Management as a respected profession – a very dynamic, varied, exciting and rewarding one at that.
Our team and advisory network comprise highly respected and dedicated professionals with global experience.
Our Academy training, qualifications, analytics, coaching, and consultancy are designed to meet the complexities in today’s business environment supporting all generations from newcomers to directors.
Welcome to Callisto Grand,
Mark Harrison

Mark Harrison
Founder & CEO Mark@creditcee.eu

Tom Olavi Bangemann
Senior Advisor

Eszter Gábriel
Events & Partnerships Manager eszter@creditcee.eu

Pavlína Marková
Academy Coordinator pavlina@creditcee.eu

Diana Vrejoiu, PMP®
Romania & Spain Country Manager at Callisto Grand

Juan Szeremeta
Creative Brand Designer