GSTC Staff

Roi Ariel

General Manager
Contact Roi at [email protected] Connect with Roi on LinkedIn

Dr. Mihee Kang

Assurance Program Director
Contact Mihee at [email protected] Connect with Mihee on LinkedIn

Dr. Jisun Kim

Training Program Manager
Contact Jisun at [email protected] Connect with Jisun on LinkedIn


Estefanía del Azar

Communications Manager
Contact Stef at [email protected] Connect with Stef on LinkedIn

Maria Liontaki

Accreditation Manager, Lead Assessor
Contact Maria at [email protected] Connect with Emi on LinkedIn

Ayako Ezaki

Online Training Manager
Contact Ayako at [email protected] Connect with Ayako on LinkedIn

Rita Kuan

Market Development Manager
Contact Rita at [email protected]  Connect with Rita on LinkedIn

Emi Kaiwa

Asia Pacific Manager
Contact Emi at [email protected] Connect with Emi on LinkedIn

Julieta Battilana

Market Access & Events Coordinator
Contact Julieta at [email protected]  Connect with Julieta on LinkedIn

Adriana Pizzi

Membership Coordinator
Contact Adriana at [email protected] Connect with Adriana on LinkedIn

Tatiana Agudelo Monguí

Membership Coordinator
Contact Tatiana at [email protected] Connect with Tatiana on LinkedIn

Tiffany Chan

Destinations Coordinator
Contact Tiffany at [email protected] Connect with Tiffany on LinkedIn

CB Ramkumar

Program Director – South Asia
Contact Ram at [email protected] Connect with Ram on LinkedIn

Dr. Ioannis Pappas

Program Director – Mediterranean Region
Contact Ioannis at [email protected] Connect with Ioannis on LinkedIn

Jorge Moller

Program Director – Latin America
Contact Jorge at [email protected] Connect with Jorge on LinkedIn

Kathleen Pittman

Program Director – Caribbean, and Special Projects
Contact Kathleen at [email protected] Connect with Kathleen on LinkedIn

Mustafa Söğüt

Mustafa Söğüt

Accreditation Coordinator, Lead Assessor
Contact Mustafa at [email protected] Connect with Mustafa on LinkedIn

Natalia Sanin

Measurement & Reporting Analyst
Contact Natalia at [email protected] Connect with Natalia on LinkedIn

Herdi Andrarilachi

Audit Process Analyst, Lead Assessor
Contact Herdi at [email protected] Connect with Herdi on LinkedIn

Öykü Öztürk

Öykü Öztürk

Assurance Analyst
Contact Öykü at [email protected] Connect with Öykü on LinkedIn

Joonsik Son

Joonsik Son

Assurance Planning Coordinator
Contact Joonsik at [email protected] Connect with Joonsik on LinkedIn

So Young Lee

Dr. So Young Lee

Project Manager
Contact So Young at [email protected] Connect with So Young on LinkedIn