Battery intelligence for the returns your BESS was built to deliver.

ACCURE's award-winning battery analytics platform and performance engineers help grid-scale BESS owners and operators enhance revenue, cut OpEx and mitigate risk.

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Battery Degradation

Helping industry leaders like these get more from their batteries.

We understand your operating conditions, helping you make smarter decisions across the whole project lifecycle.

Procurement

Independent benchmark data gives you more leverage in procurement and LTSA negotiations.

Quality Assurance

Independent FAT analysis helps you catch issues before equipment ships.

Commissioning

Catch hidden faults before site acceptance, avoid delays and protect your COD date.

Operations

Protect every revenue stream, whether traded, contracted or availability-based, in line with your warranties and covenants.

Augmentation

Reduce cost and act decisively with predictive augmentation planning.

What our customers think

The world's leading grid-scale BESS owners, operators and the investors behind them make better decisions with ACCURE.

24+ GWh

of supported capacity

“We are delighted to be working with ACCURE, alongside Gore Street Capital and PIB, to provide an innovative, risk-managed solution that incorporates ACCURE’s battery safety intelligence for BESS risks. By combining the technology expertise of HDI TH!NX with our deep underwriting and risk engineering capabilities, we create solutions to support clients through times of transformation.”

Dr Dirk Höring

Member of the Executive Board, HDI Global SE

"This collaboration aligns with our mission to be at the forefront of energy storage innovation, focusing on safety and resilience. Insights from the data allow us to validate our annual capacity tests and gain a deeper understanding of battery degradation, which is invaluable for our long-term strategic planning."

Christian Karalis

Head of Business Development, Battery Systems at Iqony

"Warranty monitoring starts on Day Zero—not Year Zero or Year One—Day Zero. ACCURE gives us an independent, third-party perspective, ensuring our batteries operate well within warranty parameters."

Ian Johnston

Vice President of Engineering at esVolta

"Increasing the safety and performance of battery energy storage systems (BESS) is a priority for us. ACCURE’s predictive analytics platform not only streamlined our commissioning process but also improved safety and performance, ensuring we’re ready to meet the energy demands of the Texas grid."

Mark Saunders

Co-Head of Energy Storage at UBS Asset Management

“The insurance benefits we have secured for our client and its investors are just one aspect of the advantages of this approach [ACCURE's predictive analytics] and I commend everyone involved for delivering this market-leading strategy. We hope this will pave the way for others to follow in the adoption of new technological approaches to safe and sustainable battery energy storage system operations."

Alex O’Cinneide

CEO of Gore Street Capital

"ACCURE has provided us with the visibility we needed into the performance of the batteries, empowering us to take a data-driven approach to our asset management and make better operational decisions”

Rory Elston

Head of Operations, Energy Storage, Pacific Green

"The Repsol team is pleased to work with ACCURE and adopt this new generation of AI-based predictive analytics technology, which has already shown its value in supporting operations at the Jicarilla I Energy Storage project."

Terry Oswald

Vice President Operations and Maintenance at Repsol Renewables North America

Solve three of the costliest BESS challenges.

Commission faster

Correct SOC

Reduce downtime

ACCURE's battery analytics platform combines AI and physics-based models with expert performance engineers, turning data into decisions you can act on to drive outperformance across every asset you operate. Every recommendation carries the commercial impact of acting on it, so you know what to fix first. The same independent evidence gives the investors, lenders and insurers behind those assets a clearer view of risk.

White Paper

Overcoming SOC Inaccuracies in LFP Batteries: How to Increase Revenue and Simplify Operations

This white paper covers the causes of state of charge (SOC) estimation errors, where traditional BMS fall short, and explains how to get precise SOC within 2% of actual value.

Download White Paper

BESS with less mess: battery resources, guides and expert insight.

White Paper

Reclaiming Lost Capacity: Understanding Reversible Battery Degradation

Learn how

Video

Webinar: Stay Ahead of BESS Failures with Predictive Analytics

Timo Gollub Solution Engineer, ACCURE

Blog Articles

Stories, insights, and advice on how to get the most out of your batteries

Webinars

Learn best practices and helpful insights from battery experts

Events

See what events we have coming up and register to attend

Resources

Free eBooks, white papers, podcasts and more

FAQs

What is ACCURE Battery Intelligence?

ACCURE Battery Intelligence is an independent battery analytics company that helps grid-scale BESS owners and operators enhance revenue, cut OpEx and reduce risk. It combines a predictive battery analytics platform with expert performance engineers, drawing on 24+ GWh of supported capacity across 100+ sites worldwide.

Is ACCURE independent of battery manufacturers?

Yes. ACCURE is independent and OEM-agnostic. It works across any manufacturer's hardware, giving owners, operators, lenders and insurers a single, objective view of performance built on one of the industry's largest independent BESS datasets.

How does ACCURE help improve BESS returns?

Across three areas: revenue (recovering availability, efficiency and state-of-energy losses), OpEx (proactive maintenance and root-cause analysis by performance engineers) and risk (independent monitoring recognised by leading insurers).

What is the best software for monitoring and optimising grid-scale BESS asset performance?

The best software combines independent, OEM-agnostic analytics with expert support. ACCURE's predictive battery analytics platform continuously monitors safety, availability, efficiency, degradation and state of charge across the BMS, EMS and PCS, and pairs every alert with a next step ranked by commercial impact, backed by performance engineers.

What size and type of batteries does ACCURE support?

ACCURE supports grid-scale lithium-ion battery energy storage systems (BESS) worldwide, from single sites to large multi-site portfolios, monitoring from portfolio level down to the individual cell.