Question 1

What company does Yunsok Chang work for?

Accepted Answer

Yunsok Chang works for Mastercard

Question 2

What is Yunsok Chang's role at Mastercard?

Accepted Answer

Yunsok Chang's role at Mastercard is Representative Director and Division President-Japan.

Question 3

What is Yunsok Chang's email address?

Accepted Answer

Yunsok Chang's email address is yun*********@mastercard.com.

Question 4

What is Yunsok Chang's business email address

Accepted Answer

Yunsok Chang's'business email address is yun*********@mastercard.com.

Question 5

What is Yunsok Chang's HQ phone number?

Accepted Answer

Yunsok Chang's HQ phone number is +1 914-249-2000.

Question 6

What industry does Yunsok Chang's work in?

Accepted Answer

Yunsok Chang works in Software & Internet industry

Question 7

Who are Yunsok Chang's colleagues?

Accepted Answer

Yunsok Chang's colleagues are Mauricio Schwartzmann, Carmen Divney, Sonia Neffati, Jim Anderson

Yunsok Chang

Representative Director and Division President-Japan at Mastercard