Exhibit 21.1



|Name of Subsidiary                   |  | Description                                                                                                                                                              
|------------------------------------ |  | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------
|                                     |  |                                                                                                                                                                          
|Alcoy Group Worldwide S.A.           |  | A sociedad anómina, organized under the laws of Panama, which is a wholly owned subsidiary of Tecno Corporation and is one of five direct shareholders of Tecnoglass S.A.
|                                     |  |                                                                                                                                                                          
|Archena Continental Corp.            |  | A sociedad anómina, organized under the laws of Panama, which is a wholly owned subsidiary of Tecno Corporation and is one of five direct shareholders of Tecnoglass S.A.
|                                     |  |                                                                                                                                                                          
|Belagua Consultants Inc.             |  | A sociedad anómina, organized under the laws of Panama, which is a wholly owned subsidiary of Tecno Corporation and is one of five direct shareholders of Tecnoglass S.A.
|                                     |  |                                                                                                                                                                          
|C.I. Energía Solar S.A. E.S. Windows |  | A sociedad anómina, organized under the laws of Colombia, which is owned directly by five wholly-owned subsidiaries of Tecno Corporation.                                
|                                     |  |                                                                                                                                                                          
|Hollental Investors S.A.             |  | A sociedad anómina, organized under the laws of Panama, which is a wholly owned subsidiary of Tecno Corporation and is one of five direct shareholders of ES.            
|                                     |  |                                                                                                                                                                          
|Isarco Investments Inc.              |  | A sociedad anómina, organized under the laws of Panama, which is a wholly owned subsidiary of Tecno Corporation and is one of five direct shareholders of ES.            
|                                     |  |                                                                                                                                                                          
|Kodori Holdings S.A.                 |  | A sociedad anómina, organized under the laws of Panama, which is a wholly owned subsidiary of Tecno Corporation and is one of five direct shareholders of ES.            
|                                     |  |                                                                                                                                                                          
|Luena Commercial Corp.               |  | A sociedad anómina, organized under the laws of Panama, which is a wholly owned subsidiary of Tecno Corporation and is one of five direct shareholders of Tecnoglass S.A.
|                                     |  |                                                                                                                                                                          
|Mosela Ventures Corp.                |  | A sociedad anómina, organized under the laws of Panama, which is a wholly owned subsidiary of Tecno Corporation and is one of five direct shareholders of ES.            
|                                     |  |                                                                                                                                                                          
|Ordesa Valley Inc.                   |  | A sociedad anómina, organized under the laws of Panama, which is a wholly owned subsidiary of Tecno Corporation and is one of five direct shareholders of Tecnoglass S.A.
|                                     |  |                                                                                                                                                                          
|Pineta Services Inc.                 |  | A sociedad anómina, organized under the laws of Panama, which is a wholly owned subsidiary of Tecno Corporation and is one of five direct shareholders of ES.            











|Name of Subsidiary |  | Description                                                                                                                              
|------------------ |  | -----------------------------------------------------------------------------------------------------------------------------------------
|                   |  |                                                                                                                                          
|Tecno Corporation  |  | An exempted company organized under the laws of the Cayman Islands, which is a wholly owned subsidiary of Tecnoglass Inc.                
|                   |  |                                                                                                                                          
|Tecnoglass S.A.    |  | A sociedad anómina, organized under the laws of Colombia, which is owned directly by five wholly-owned subsidiaries of Tecno Corporation.