In this pv magazine article, Jeff Zwijack, Intertek CEA’s Senior Manager for Energy Storage, explains how tariffs are driving a shift to U.S. battery integration. He notes that while local assembly scales quickly, it introduces human variability requiring strict oversight.

The latest Energy Storage System (ESS) Supplier Market Intelligence Report includes concise and standardized analyses of major LIB cell suppliers and BESS integrators, focusing on global production capacities, product portfolios, and notable projects.

In this LG Energy Solution article, Daniel Finn-Foley of Intertek CEA discusses how lithium-ion batteries have rapidly reshaped the U.S. power sector, growing from about 1 GWh of installations in 2020 to more than 30 GWh by 2024. He warns that new tariffs and FEOC restrictions are straining supply chains, making early procurement crucial as compliant domestic capacity tightens.

In this pv magazine article, George Touloupas, vice president ESG and New Services at Intertek CEA, outlines the growing environmental, social, and governance (ESG) obligations facing the solar and energy storage industries as global renewable deployment accelerates.

The quarterly Energy Storage STPR provides global and regional supply chain analysis, technology trends, and policy insights. This quarter focuses on innovations in container and system layout efficiency, as well as the UK’s new cap-and-floor regime for long-duration energy storage.

The ESS Price Forecasting Report provides an in-depth five-year forecast for the price of a DC battery container, including battery cells, modules, racking, and additional balance of system needed for a containerized battery system.

Christian Roselund, Senior Policy Analyst at Intertek CEA, joins the Clean Power Hour podcast to break down the intricate web of rules, tariffs, and supply chain constraints affecting the clean energy industry.

Dan Finn-Foley, Intertek CEA’s Director of Energy Storage Market Intelligence, joins the Currents podcast to discuss the impact of tariffs, shifting supply chains and emerging technologies on the US battery storage market.

In this Energy Storage News article, Jeff Zwijack highlights how most quality issues in battery energy storage systems emerge during final integration rather than cell production, with defects like faulty fire suppression, poor thermal management, and enclosure weaknesses frequently slipping through.

In this article, originally published in MESIA's Mid-year Solar Report 2025, Jeff Zwijack, Associate Director of Energy Storage at Intertek CEA, explains that most defects in battery energy storage systems arise during system-level integration rather than cell or module production.

In this Energy Storage News webinar, Intertek CEA Market Intelligence experts Daniel Finn-Foley and Christian Roselund explore the implications of the U.S. budget reconciliation bill, H.R. 1, for the energy storage industry.

In this pv magazine Webinar, Intertek CEA’s supply chain experts—George Touloupas, Vice President of ESG & New Services, and Senior Project Managers Zhuo Chen and Nicola Licata—outline key ESG risks and share best practices for documenting and mitigating them.

In this SunCast webinar, Jeff Zwijack, Intertek CEA’s Associate Director of Energy Storage, shares key insights on common quality issues found in BESS factories and how project teams can proactively mitigate risks through smarter supplier selection, contract safeguards, and robust QA practices.

The ESS Price Forecasting Report provides an in-depth five-year forecast for the price of a DC battery container, including battery cells, modules, racking, and additional balance of system needed for a containerized battery system.

The quarterly published Energy Storage STPR covers global and regional supply chain analysis, technology trends, and regional policy analysis. This quarter the focus is on new efforts for stackable BESS technology, the potential for non-lithium-ion technology as a tariff solution, and insights from a battery fire safety expert on myths vs. reality and best practices.

The latest Energy Storage System (ESS) Supplier Market Intelligence Report includes concise and standardized analyses of major LIB cell suppliers and BESS integrators, focusing on global production capacities, product portfolios, and notable projects.

This article highlights how Intertek CEA’s audit prevented defective battery cabinets from reaching a project site and exposed the supplier’s resale of unsafe equipment. The case underscores the importance of independent quality oversight.

In kWh Analytics’ latest Solar Risk Assessment report, Intertek CEA highlights that fire suppression system issues were identified in 28% of energy storage systems during factory inspections.

This Interim Update of the Energy Storage System (ESS) Q1 2025 Price Forecasting Report highlights how newly imposed U.S. tariffs are reshaping the cost landscape for imported battery systems and components from China.

Intertek CEA conducted quality audits at 70+ battery energy storage factories worldwide. Our data shows that in 2024 the vast majority of identified quality issues were at the system level.