GNSA is a Payroll, Human Resource, and Benefits Administration firm specializing in serving the small to middle market. Started in 1997, GNSA has steadily grown from year-to year as more and more companies have identified GNSA as the premier outsourced service provider. At GNSA the company believes that the strength of the United States economy res... ides in the small to mid-market, therefore GNSA has focused its efforts towards better serving this segment. Great Northern Staff Administrators is a professional outsource service provider committed to proactively assisting the company's clients in becoming more successful. The company's values and integrity drive the company to provide the highest level of customer service and to continuously improve the company's services to fit the company's clients needs. GNSA is headquartered in Portland, Oregon. Read More

Gnsa Employee Directory

Q: Who are Gnsa key employees?

Some of Gnsa key employees are Christopher Marquette , Katharina Fink

Gnsa corporate office is located in 6915 S Macadam Ave Ste 350, Portland, Oregon, 97219, United States and has 11-50 employees.

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Employees by Department

Departments

Number of employees

Finance

Operations

C-Suite

Sales

Human Resources

Key Employees of Gnsa

Christopher Ma...
Chief Operating Officer
PhoneEmail
Katharina Fink
President
PhoneEmail
PhoneEmail
PhoneEmail
PhoneEmail
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Gnsa Global Presence

Location	People at location
North America	11-50
Asia	1-10
South America	1-10
Europe	1-10

Index of contact profiles from Gnsa

Hundreds of professionals searching for Gnsa have connected with key decision-makers. Join them?

Contact Name

Contact Info

Job Title

HQ Location

KS
Kannan Subramanian
Email Direct
Team Leader
United States , Oregon , Portland

BG
Brett Graupmann
Email Direct
Payroll Specialist
United States , Oregon , Portland

VD
Vanessa Dickey
Email Direct
Controller
United States , Oregon , Portland

MG
Maegan Gerhards
Email Direct
Business Advisor & Insurance Broker
United States , Oregon , Portland

Christopher Marquette
Email Direct
Chief Operating Officer
United States , Oregon , Portland

Katharina Fink
Email Direct
President
United States , Oregon , Portland

Scott Herson-Hord
Email Direct
Chief Executive Officer
United States , Oregon , Portland

MM
Marco Marin
Email Direct
Empleado
United States , Oregon , Portland

LL
Lidiya Litvinenko
Email Direct
Staff Accountant
United States , Oregon , Portland

TS
Tracy Schofield
Email Direct
Payroll Tax Specialist
United States , Oregon , Portland

RN
Robert Nicholl
Email Direct
Senior Business Advisor
United States , Oregon , Portland

AM
Andrea Mabbott
Email Direct
Benefits Specialist
United States , Oregon , Portland

VC
Vivian Carroll
Email Direct
Client Services Account Representative
United States , Oregon , Portland

AM
Anie Mclain
Email Direct
Payroll Specialist II
United States , Oregon , Portland

CC
Cheyenne Croteau
Email Direct
Marketing Coordinator
United States , Oregon , Portland

KA
Karen Atkins
Email Direct
Accounting Specialist
United States , Oregon , Portland

CJ
Crystal Johnson
Email Direct
Payroll Specialist
United States , Oregon , Portland

MT
Melissa Temple
Email Direct
Client Services Relationship Manager
United States , Oregon , Portland

AP
Alex Pilalas
Email Direct
Business Advisor
United States , Oregon , Portland

PJ
Pandurang Jawale
Email Direct
Scanning
United States , Oregon , Portland

Former Employees at Gnsa

Explore people who held key positions, contributed to Gnsa's success, and advanced their careers.

Julia Tremaine

Payroll Specialist at Epicor

Worked as Payroll Analyst

at Gnsa (2018-2020)

Direct

Kristy Lyon

Accounts Payable and B... at Consolidated Business ...

Worked as Payroll Tax Accountant

at Gnsa (2024-2025)

Direct

Josh Willner

Major Markets Account ... at Paylocity

Worked as Senior Business Advisor

at Gnsa (2019-2019)

Direct

Mask Content

Manager, Payroll at Erickson Incorporated

Worked as Payroll Tax Specialist

at Gnsa (2010-2020)

Direct

Mask Content

Regional Sales Manager at Fullpath

Worked as Business Advisor

at Gnsa (2016-2018)

Direct

Mask Content

Employment Adjudicator at Oregon Employment Depa...

Worked as Payroll Specialist

at Gnsa (2019-2020)

Direct

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Frequently Asked Questions Regarding Gnsa Employees

How many employees does Gnsa have?

Gnsa has 11-50 employees

Who are Gnsa key employees?

Some of Gnsa key employees are Christopher Marquette, Katharina Fink

Where is Gnsa located?

Gnsa’s headquarters are located at 6915 S Macadam Ave Ste 350, Portland, Oregon, 97219, United States

How do I contact Gnsa?

Gnsa Contact Info: Phone number: (503) 972-0999 Website: www.gnsadmin.com

What does Gnsa do?

GNSA is a Payroll, Human Resource, and Benefits Administration firm specializing in serving the small to middle market. Started in 1997, GNSA has steadily grown from year-to year as more and more companies have identified GNSA as the premier outsourced service provider. At GNSA the company believes that the strength of the United States economy res... Read More

Is Gnsa a public company?

Gnsa is private company therefore does not currently have an official ticker symbol

See more information about Gnsa Employees