GSI Companies Employee Directory

Q: What is GSI Companies known for?

GSI Companies was founded in 2003. GSI Companies operates in the Construction industry.

Q: How many employees does GSI Companies have currently?

GSI Companies has approximately 201 employees.

ConstructionHawaii, United States201-500 Employees

GSI COMPANIES
The GSI Companies (GSI) are for-profit subsidiaries of the Native Hawaiian Community Development Corporation, a non-profit Native Hawaiian Organization (NHO) founded in 2003 to support the technical education of Native Hawaiians.  With offices across the Pacific and continental U.S., GSI has the ability to quickly assemble resources and personnel at a variety of jobsites.  We have cash flow and lines of credit to perform simultaneously on several projects in multiple locations.

More information at www.gsi-companies.com

Find GSI Companies employees' phone numbers or email addresses

GSI Companies Global Highlights

North America
22

United States Of America
22

Oceania
1

Australia
1

GSI Companies's Leadership

W. W.
Owner
Mobile Phone
Email
P. L.
Vice President
Mobile Phone
Email
B. O.
Senior Environmental Scientist
Mobile Phone
Email
M. S.
Senior Graphic Designer
Mobile Phone
Email
A. H.
Human Resources Generalist
Mobile Phone
Email
B. Q.
Systems Specialist
Mobile Phone
Email
C. D.
Procurement And Subcontract Administrator
Mobile Phone
Email
D. E.
Plant Shift Representative
Mobile Phone
Email

Contact profiles from GSI Companies

Name

Title

Contact Info

Location

Last Update

W. W.
Owner
Mobile Phone
Email
Oct 22, 2024
P. L.
Vice President
Mobile Phone
Email
UNITED STATES
Oct 22, 2024
B. O.
Senior Environmental Scientist
Mobile Phone
Email
Oct 22, 2024
M. S.
Senior Graphic Designer
Mobile Phone
Email
United StatesDelaware
Nov 12, 2024
A. H.
Human Resources Generalist
Mobile Phone
Email
United StatesColorado
Mar 19, 2025
B. Q.
Systems Specialist
Mobile Phone
Email
Oct 16, 2024
C. D.
Procurement And Subcontract Administrator
Mobile Phone
Email
United StatesLouisiana
Apr 26, 2025
D. E.
Plant Shift Representative
Mobile Phone
Email
United StatesKentucky
Oct 21, 2024
G. A.
Project Engineer Intern
Mobile Phone
Email
Apr 24, 2025
R. M.
Budget Analyst
Mobile Phone
Email
Oct 18, 2024

Frequently Asked Questions

What is GSI Companies known for?

GSI Companies was founded in 2003 operates in the Construction industry. Explore GSI Companies's company overview page for more information.

What is GSI Companies's most common email format?

GSI Companies employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more GSI Companies email formats with LeadIQ.

How many employees does GSI Companies have currently?

GSI Companies has approximately 201 employees as of December 2025. These team members are located across 2 continents, including North AmericaOceania.

Who are GSI Companies's key employees and leadership?

As of December 2025, GSI Companies's key employees include:

Owner: W. W.
Vice President: P. L.
Senior Environmental Scientist: B. O.
Senior Graphic Designer: M. S.
Human Resources Generalist: A. H.

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