About County of San Mateo

San Mateo County, officially the County of San Mateo, is a county located in the US state of California.

Verify County of San Mateo Employees

Truework allows you to complete employee, employment and income verifications faster. The process is simple and automated, and most employees are verified within 24 hours. Verifiers love Truework because it’s never been easier and more streamlined to verify an employee, learn more here.

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number of employees

1,001-5,000

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