GNSA Email Format

Human Resources ServicesOregon, United States51-200 Employees

GNSA is a payroll, human resources, and benefits administration firm that serves small to middle-market companies. Based in Portland, Oregon, the company positions itself as an outsourced service provider focused on client needs, aiming to support clients in achieving greater organizational effectiveness through its HR and payroll offerings. Founded in 1997, GNSA emphasizes working with mid-market businesses as a core focus, underlining its commitment to this segment of the economy.

 The firm operates within the human resources services industry and provides services designed to streamline HR, payroll, and benefits administration for its clients. Its client base appears to be organizations seeking outsourced solutions to manage personnel processes, with the company highlighting continued growth and service improvements for its customers over time. A recent leadership update at the start of 2026 indicates ongoing internal development within its client services team.

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