The Mill Farm Battery Energy Storage System is a 7,200kW energy storage project located in Grantham, Lincolnshire, England, UK.

The electro-chemical battery energy storage project uses lithium-ion as its storage technology. The project was announced in 2017 and was commissioned in 2018.


The Mill Farm Battery Energy Storage System was developed by Anesco. The project is owned by Electricity Supply Board (100%).

The key applications of the project are frequency regulation, peak shaving and demand response.

Contractors involved

Anesco, BYD and Electricity Supply Board have delivered the battery energy storage project.

Additional information

Electricity Supply Board has acquired a battery storage site from Anesco Limited. The Mill Farm batteries will be monitored by Anesco’s specialist O&M service AnescoMeter.

About Anesco

Anesco Ltd (Anesco) is an alternative energy company that offers renewable energy products and services. The company offers products such as ground mount solar panels, rooftop solar panels, subsidy free solar products, energy storage equipment, commercial and utility scale energy storage equipment, LED lighting, biomass, and airsource heat pumps. It also provides ground source heat pumps, combined heat and power pumps, among others. Anesco offers services such as operations and maintenance, power purchase agreements, energy company obligation, minimum energy efficiency, standard energy audits, and residential renewable energy services, among others. The company has operations in Reading and London, the UK. Anesco is headquartered in Reading, the UK.


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.