About GMi GMi is a 100% employee-owned, client relationship driven, turnkey drywall, framing, and acoustical commercial construction company that has been operating throughout the State of Texas since 1978 with offices in the Dallas/Fort Worth Metroplex, Austin, Houston and San Antonio. The ideal candidate combines strong leadership, financial accountability, technical expertise, and customer relationship skills to protect profitability while maintaining the highest level of quality and client satisfaction.