Promotion for any product or service is essential in order to attract and communicate ones product to the target customers. It is because only through promotion that people would come to know about the product (Khan, 2014). Marketing communication mix, or promotion mix is considered to be a fundamental aspect of business marketing initiatives. This study focuses on the preferred marketing communication mix of millennial consumers. The purpose of this study is to find out the preferred marketing communication mix of millennial customers so that current and aspiring business owners can use this as a basis for promotion strategy. Using a quantitative descriptive research design, a survey questionnaire was made and validated. The researchers administered the validated questionnaire to 100 millennials using quota and purposive sampling. This study presented the preferred marketing communication mix used by businesses to communicate their product or service. Five out of eight marketing communication mix emerged to be “dominantly preferred” by the millennial customers namely: Sales Promotion, Word-of-Mouth, Personal Selling, Public Relations and Publicity, and Advertising. The conclusion drawn from this study states that most millennials find Sales and Promotion to be the most effective marketing communication mix that can be executed by businesses to promote their product. Followed by Word-of-Mouth, Personal Selling, Public Relations and Publicity, and Advertising. It is recommended that teachers, marketing officers, and entrepreneurs, use the information gathered in this study to plan and create strategies appropriate to attract the millennials to purchase products offered and boost their companys performance.