**EXHIBIT 21.1**

 

**BPZ Resources, Inc. (1)  (Texas)  List of Subsidiaries and Branches (2)  As of December 31, 2010**

 
| **Name**                                                      | ** ** | **Jurisdiction**         |
|---------------------------------------------------------------|------------|--------------------------|
|                                                          |       |                     |
| BPZ   Resources, Inc. (2)                                |       | Texas                    |
|                                                          |       |                     |
| BPZ   Marine, Inc.                                       |       | Texas                    |
|                                                          |       |                     |
| BPZ   U.S. Holdings, LLC                                      |       | Texas                    |
|                                                          |       |                     |
| SMC   Ecuador, Inc.                                      |       | Delaware                 |
|                                                          |       |                     |
| BPZ   Energy, LLC (3)                                         |       | Texas                    |
|                                                          |       |                     |
| BPZ   Energy International Holdings, LP                       |       | British   Virgin Islands |
|                                                          |       |                     |
| International   Support, LP                                   |       | British   Virgin Islands |
|                                                          |       |                     |
| BPZ   Exploración & Producción, S.R.L. (4) |       | Perú                |
|                                                          |       |                     |
| Empresa   Electrica Nueva Esperanza, S.R.L.                   |       | Perú                |
|                                                          |       |                     |
| Soluciones   Energeticas, S.R.L.                              |       | Perú                |
|                                                          |       |                     |
| BPZ   Marine Peru, S.R.L.                                     |       | Perú                |
|                                                          |       |                     |
| BPZ   Lote Z-1 S.R.L.                                         |       | Perú                |
|                                                          |       |                     |
| BPZ   Lote XIX S.R.L.                                         |       | Perú                |
|                                                          |       |                     |
| BPZ   Lote XXII S.R.L.                                   |       | Perú                |
|                                                          |       |                     |
| BPZ   Lote XXIII S.R.L.                                  |       | Perú                |
|                                                          |       |                     |
| BPZ   Energy Ecuador, CIA. LTDA.                              |       | Ecuador                  |
|                                                          |       |                     |
| SMC   Ecuador, Inc., Sucursal Ecuador (5)                |       | Ecuador                  |
|                                                          |       |                     |
| Zenyatta   Business Corporation                               |       | Panama                   |

 

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Notes:

(1)             The Company name was changed to BPZ Resources, Inc. from BPZ Energy, Inc. on October 11, 2007.

(2)             All subsidiaries are 100% owned, directly or indirectly.

(3)             Formerly named BPZ Energy, Inc.

(4)             Formerly known as BPZ Energy, Inc. Sucursal Peru, a registered Peruvian branch office of BPZ Energy, Inc. (Texas); was converted into a limited liability business corporation registered in Peru as BPZ Exploración & Producción, S.R.L. in May 2007.

(5)             SMC Ecuador, Inc., Sucursal Ecuador is a registered Ecuadorian branch office.

 

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