Sempra Energy Toll Free Phone number, Office Address, Email, Official Website, Social profiles- SEMPRA ENERGY is a San Diego, the United States based company of production of Oil & Natural gas and was founded in 1998. The Sempra Energy has applied for approval from the Federal Energy Regulatory Commission to build a natural gas liquefaction terminal along the Sabine-Neches Ship Channel in Port Arthur. This Energy company has bought the Ventika Facility in Mexico. For their millions of customers they have a huge support system too. We are providing you the all possible ways to contact them.