About The Shamrock Companies
The Shamrock Companies, Inc. is a full-service integrated marketing solutions provider founded in 1982. With offices across the United States, the company offers a diverse range of services designed to meet the marketing needs of businesses. In 2025, Shamrock transitioned to an employee-owned structure through an Employee Stock Ownership Plan (ESOP), enhancing its commitment to delivering value to clients.
Min project size
50,000+
Hourly rate
50 / hr
Employees
150
Locations
United States
Year founded
Founded 1978
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