Mastercard sign Posted on January 8, 2023 by admin Mastercard sign Sign - Symbol - Watermark - Trademark - Company logo. The below image is of the Mastercard sign showing the sign by itself or the logo including the brand name of the relevant organization. Mastercard sign Tags: mastercard sign, mastercard sign brand, mastercard sign logo, mastercard sign logos, mastercard sign sign, mastercard sign symbol, mastercard sign trademark