Insights

Federal Contract Expansion GSI's joint venture with Parsons secured a $25M US Coast Guard program management contract, underscoring credibility with federal buyers and opening potential for further federal opportunities across maritime, infrastructure, and defense sectors through the JV or direct bids.

Indigenous Supplier Advantage As a for profit arm of a Native Hawaiian nonprofit, GSI can pursue supplier diversity programs, set asides, and subcontracting roles with larger primes, appealing to agencies and corporations seeking indigenous and community focused partners.

Geographic Expansion With offices across the Pacific and continental US and the ability to quickly assemble resources at multiple sites, GSI is positioned to win multi site projects, disaster response work, and nationwide programs for public and private clients.

Tech Driven Delivery The existing tech stack including AutoCAD, On-Screen Takeoff, Smartsheet, and other collaboration tools signals readiness for digital project delivery, BIM VDC modernization, and integrated project controls that can be packaged as value adds for clients.

Financial Velocity Strong cash flow and lines of credit enable simultaneous project execution; the Parsons JV demonstrates capacity to scale quickly; these finance and partnership traits position GSI to offer financing advisory, PMO setup, and cost control services to clients pursuing large or multi site programs.

GSI Companies Tech Stack

GSI Companies uses 8 technology products and services including AutoCAD, Jenkins, Geosoft, and more. Explore GSI Companies's tech stack below.

  • AutoCAD
    Cad & Graphics
  • Jenkins
    Continuous Integration
  • Geosoft
    Data Management
  • Microsoft Windows
    Operating Systems
  • macOS
    Operating Systems & Computing Languages
  • On-Screen Takeoff
    Operations
  • Smartsheet
    Project Management
  • FedEx
    Transportation And Fleet Management

GSI Companies's Email Address Formats

GSI Companies uses at least 1 format(s):
GSI Companies Email FormatsExamplePercentage
LFirst@gsi-companies.comDJohn@gsi-companies.com
57%
FLast@gsi-companies.comJDoe@gsi-companies.com
36%
Last@gsi-companies.comDoe@gsi-companies.com
7%

Frequently Asked Questions

Where is GSI Companies's headquarters located?

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GSI Companies's main headquarters is located at 181 South Kukui Street Honolulu, Hawaii 96813 United States. The company has employees across 2 continents, including North AmericaOceania.

What is GSI Companies's official website and social media links?

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GSI Companies's official website is gsi-companies.com and has social profiles on LinkedIn.

What is GSI Companies's NAICS code?

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GSI Companies's NAICS code is 23 - Construction.

How many employees does GSI Companies have currently?

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As of April 2026, GSI Companies has approximately 201 employees across 2 continents, including North AmericaOceania. Key team members include Owner: W. W.Vice President: D. D.Vice President: P. L.. Explore GSI Companies's employee directory with LeadIQ.

What industry does GSI Companies belong to?

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GSI Companies operates in the Construction industry.

What technology does GSI Companies use?

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GSI Companies's tech stack includes AutoCADJenkinsGeosoftMicrosoft WindowsmacOSOn-Screen TakeoffSmartsheetFedEx.

What is GSI Companies's email format?

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GSI Companies's email format typically follows the pattern of LFirst@gsi-companies.com. Find more GSI Companies email formats with LeadIQ.

When was GSI Companies founded?

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GSI Companies was founded in 2003.

GSI Companies

ConstructionHawaii, United States201-500 Employees

GSI Companies operates in the construction sector as the for-profit arm of the Native Hawaiian Community Development Corporation, a non-profit founded in 2003 to support Native Hawaiian technical education. Based in Honolulu, Hawaii, the company maintains offices across the Pacific and continental U.S. and can mobilize resources and personnel to multiple jobsites, backed by liquidity to manage concurrent projects.

Section iconCompany Overview

Headquarters
181 South Kukui Street Honolulu, Hawaii 96813 United States
NAICS Code
23 - Construction
Founded
2003
Employees
201-500

Section iconFunding & Financials

  • $10M$25M

    GSI Companies's revenue is estimated to be in the range of $10M$25M

Section iconFunding & Financials

  • $10M$25M

    GSI Companies's revenue is estimated to be in the range of $10M$25M

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