Claudine Adamo

Executive Vice President, Merchandising Costco

Last Reviewed: October 1, 2026

Executive Summary

Claudine Adamo leads merchandising at Costco as Executive Vice President. She took it in 2022 after nine years running Costco’s non-foods business, first as Vice President and then as Senior Vice President. The 10-K notes that most Costco officers have more than 25 years with the company. Costco ranked No. 13 on the 2026 Fortune 500.

Career Highlights

• Executive Vice President, Merchandising of Costco since 2022.
• Senior Vice President, Non-Foods, 2018 to February 2022.
• Vice President, Non-Foods, 2013 to 2018.
• With Costco since 1992, starting in an hourly position at the Kirkland, Washington warehouse.

Professional Journey

Adamo earned a bachelor’s degree from Western Washington University and joined Costco in 1992 in an hourly position at its Kirkland, Washington warehouse, in the membership and security department. She spent most of her career in Costco’s buying organization, and was Vice President of Non-Foods from 2013 and Senior Vice President of Non-Foods from 2018.

In 2022 she became Executive Vice President of Merchandising and an executive officer of the company.

Education

Western Washington University

Bachelor’s degree