About Us

The GSI Family of Companies

GSI Family of CompaniesThe GSI Family of Companies is an industry leading federal contractor. In just over 10 years, GSI's exemplary past performance has made us the client's choice to perform multiple complex projects across the US mainland, Alaska and the Pacific. All the GSI companies are subsidiaries of the Native Hawaiian Community Development Corporation, a Native Hawaiian Organization, founded to support science, technology, engineering, and math education for Native Hawaiians.

Mission Statement

All the GSI companies are subsidiaries of the Native Hawaiian Community Development Corporation (NHCDC), a not‐for‐profit community service organization and Small Business Administration certified Native Hawaiian Organization (NHO), established for charitable, scientific and educational purposes, incorporated in 2003. NHCDC’s vision, objectives and purpose are as follows:

  • Promote and provide educational opportunities benefiting Hawaii’s people, including Native Hawaiians.
  • Support programs that provide educational opportunities for Native Hawaiians and Native Hawaiian descendants.
  • Support educational endeavors that facilitate higher learning, scholastic achievement, professional excellence, and scientific and technological research which advance Native Hawaiians and other Hawaiian descendants.

  • Funding to support the community service purpose and mission of NHCDC is derived through profits generated by for‐profit entities that it owns and from contributions to the organization.


    GSI's Business Line:

    Derek Sakaguchi, NHO Executive Director
    (808) 864-5050

    Michael Warminsky, Business Development
    (808) 354-3051

    GSI Office Locations

    GSI Office Locations