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Welcome to the GSI Family of Companies

Growth through Solutions and Innovation.

The 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.