The SDG&E/Hecate Energy Bancroft – BESS (San Diego) is a 20,000kW energy storage project located in San Diego, California, US.

The electro-chemical battery energy storage project uses lithium-ion as its storage technology. The project was announced in 2016.


The SDG&E/Hecate Energy Bancroft – BESS (San Diego) is owned by Hecate Energy (100%).

The key applications of the project are electric energy time shift, renewable capacity firming and renewable energy time shift.

Contractors involved

How well do you really know your competitors?

Access the most comprehensive Company Profiles on the market, powered by GlobalData. Save hours of research. Gain competitive edge.

Company Profile – free sample

Thank you!

Your download email will arrive shortly

Not ready to buy yet? Download a free sample

We are confident about the unique quality of our Company Profiles. However, we want you to make the most beneficial decision for your business, so we offer a free sample that you can download by submitting the below form

By GlobalData

Hecate Energy is the owner of SDG&E/Hecate Energy Bancroft – BESS (San Diego).

Additional information

The 20 MW battery project will be owned by Hecate and will supply energy under a 20-year power purchase agreement to SDG&E. The facility is expected to be completed by 2019. The energy efficiency projects will be delivered by Willdan, and the contract will result in energy and capacity savings totaling 18.5 MW by the end of the six-year term, in 2024.


All publicly-announced energy storage projects included in this analysis are drawn from GlobalData’s Power IC. The information regarding the projects are sourced through secondary information sources such as country specific power players, company news and reports, statistical organisations, regulatory body, government planning reports and their publications and is further validated through primary from various stakeholders such as power utility companies, consultants, energy associations of respective countries, government bodies and professionals from leading players in the power sector.