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Core Payroll

Core Payroll

Simple Payroll Solutions

Enhanced Payroll & HR

Enhanced Payroll & HR

For those who need more

Enhanced Payroll & HR

Advanced Payroll & HR

Advanced Payroll & HR

Enterprise Solutions

Advanced Payroll & HR

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CONTACT US

Address:
20 Market Street Manchester, NH 03101

Mailing Address:
PO Box 6655
Manchester, NH 03108-6655

ABOUT US

Founded in 2003, Trivantus is a leader in payroll services, employee benefits and human resource administration. Our philosophy is based on employing relationships through excellent communication. We believe in true customer service and stand behind this commitment. Owned by the Gatsas family, Trivantus is no stranger to success. Michael Gatsas co-founded Staffing Network, a Professional Employer Organization which grew to be one of the largest employers in New England.

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