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Costco Email Format
Retail
・
10,001+ employees
・
Seattle, WA, USA
Costco is a global retail corporation operating membership-based warehouse clubs across 14 countries, offering bulk merchandise at competitive prices to consumers and businesses.
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VERIFIED BY CLAY
firstinitiallast@costco.com
Company Overview
Industry
Retail
Founded
1983
Headquarters
Seattle, WA, USA
Revenue
$250B-$500B
FUNDING Stage
Public
Website
Key Executives
Ron Vachris (President and CEO), Gary Millerchip (Executive Vice President and Chief Financial Officer), Torsten Lubach (Chief Technology Officer)
Tech Stack
Key Executives
4.9/5 on G2
40K+ GTM professionals
SOC 2 Type II certified
Frequently Asked Questions
What is the email format of Costco?
Costco uses the firstinitiallast format, so Jane Smith would be jsmith@costco.com.
What is Costco's Kirkland Signature brand and how big is it?
Kirkland Signature is Costco's private label brand, covering everything from groceries and household essentials to clothing and luggage. In 2026 it accounts for roughly 28% of Costco's total sales and has reached approximately $90 billion in annual revenue.
How many countries does Costco operate warehouses in?
As of 2026, Costco operates 924 warehouses across 14 countries, with about 85% of those locations in North America. If you need to reach a specific contact at one of those locations, Clay can help you find and verify the right email.
Who is the President and CEO of Costco?
Ron Vachris is the President and CEO of Costco. He took on the role in January 2024 after spending over four decades with the company, starting as a forklift driver and working his way up through warehouse and executive roles.
What membership tiers does Costco offer to shoppers and businesses?
Costco offers three membership tiers in 2026: Gold Star at $65 per year for individuals and families, Business at $65 per year for business owners who want resale access, and Executive at $130 per year, which adds a 2% annual reward on eligible purchases.
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