US grid-scale energy storage solutions provider Energy Vault claimed its diversification into new geographies and business models “shielded” its backlog from tariff risk.

Uncertainty over trade tariffs has caused Fluence to lower its revenue and EBITDA guidance, although CEO Julian Nebreda said the company is “optimistic about the future of energy storage.”

Stem Inc. had a profitable Q1, as pivot away from battery storage hardware into energy storage and solar software and services continues. 

Tesla’s energy storage business continued to grow in Q1 2025 even as profits and vehicle sales fell, but faces greater exposure to trade tariff risks than its automotive segment.

Charlotte Gisbourne, market analyst at PV Tech Research discusses trends and movements in the Q1 2025 edition of the EnergyStorageTech Bankability Ratings report.

Zinc hybrid cathode battery and storage system maker Eos expects 2025 revenues to be roughly ten times higher than last year’s.

Stem Inc. reported a 69% year-on-year fall in annual revenues as the US energy storage pioneer pivots towards software and services.

Fluence has reported a year-on-year fall in quarterly revenues and lowered its 2025 guidance but sees ‘robust’ global demand for battery storage.  

Tesla has reported record quarterly and full-year deployment figures for its Megapack and Powerwall battery storage products in its latest financial results. 

LG Energy Solution is ‘proactively responding to market volatilities’ that have seen the South Korean battery manufacturer’s annual operating profits slide 73.4%.