PORTFOLIO OPERATING LAYER FOR UTILITY-SCALE BESS

Run your entire BESS portfolio from one operating environment.

See how your portfolio is performing, identify what needs attention and drill into the context behind it.

Trusted by leading battery owners and operators

Green Flexibility logo
Elli logo
Dispatch logo
terralayr logo
Iqony logo
THE CHALLENGE

What works for a few sites doesn't scale to a portfolio.

No consistent portfolio view

Data sits across different systems, making it harder to compare performance across sites.

Underperformance is hard to explain

Technical and commercial factors are often reviewed separately, making results harder to explain.

Systems and data stay disconnected

Fragmented tools and workflows create more manual work as the portfolio grows.

Issues take too long to resolve

Teams spend too much time gathering context before they can understand issues and act.

THE SOLUTION

Turn portfolio complexity into operational clarity.

Cellect gives teams one operating environment to understand performance, investigate issues and protect asset value across the portfolio.

CAPTURE MORE REVENUE

Understand what is driving commercial performance.

Connect commercial results with technical and operational context to explain performance differences.

  • Compare performance across sites
  • Identify drivers of underperformance
BUILT FOR EVERY TEAM

Different responsibilities. One shared operating environment.

Give every team the context they need, built on the same portfolio information.

COMMERCIAL ASSET MANAGEMENT

Keep commercial performance in view across the portfolio.

See the commercial outcomes and operational context relevant to the assets you manage.

What you need in view
  • Revenue and commercial KPIs
  • Performance across sites and providers
  • Operational factors affecting results

Trusted by teams operating utility-scale BESS portfolios.

Cellect's expertise provides the foundation we need

Project Amethyst marks an important milestone for Dispatch. Cellect's expertise in integrating commercial and technical data provides the foundation we need to manage a growing fleet of large-scale storage assets.

Hans VinkCTO & Co-Founder, Dispatch Grid Services

Cellect's expertise provides the foundation we need

Project Amethyst marks an important milestone for Dispatch. Cellect's expertise in integrating commercial and technical data provides the foundation we need to manage a growing fleet of large-scale storage assets.

Portrait of Hans Vink
Hans VinkCTO & Co-FounderDispatch Grid Services

Cellect brings knowledge and experience in BESS

We chose Cellect Energy's Asset Management Platform for its comprehensive approach to managing our BESS portfolio. The team's expertise and the platform's seamless integration via the Partner API were crucial to our decision.

Portrait of Hermann Schweizer
Hermann SchweizerCTOGreen Flexibility

Accelerates the overall trading workflow

Cellect has proven to be a reliable and knowledgeable partner from the first engagement until launch and beyond on a daily basis, supporting our live operations. Cellect simplifies communication and control tasks and accelerates the overall trading workflow.

Portrait of Ingo Müller
Ingo MüllerVP EnergyElli - A brand of the Volkswagen Group
Aerial view of the Immenstadt battery storage project in Bavaria
CUSTOMER STORY

How Green Flexibility brought Bavaria's largest operational battery online.

See how Green Flexibility moved from planning to commercial operation in 18 months, with the operational visibility and shared data needed for reliable day-to-day management.

Read the customer story
PROVEN IN PRACTICE

Built for utility-scale operations.

Designed for the security, reliability and operational requirements of utility-scale battery portfolios.

1,000+ MWh

Across 20+ projects expected to be live by the end of 2026.

Certifications & Awards

ISO 27001 certified information security management system
ISO 27019 certified information security controls for the energy utility industry
UX Design Awards 2025 nominee
Energy Storage Awards 2023 Highly Commended, Newcomer or Start-up of the Year

Designed to work with your existing systems

Bring your existing technologies and systems into one operating environment for your portfolio.

INSIGHTS & RESOURCES

Practical resources for operating battery portfolios.

Guides, customer stories and practical insights for teams managing battery portfolios.

Team discussing operational planning in front of a whiteboard

WHITEPAPER

The 90-Day BESS Commercial Operation Readiness Guide

A practical roadmap to prepare your data infrastructure before commercial operation.

Read more
Aerial view of the Elli PowerCenter battery energy storage project

CUSTOMER STORY

How Elli brought the PowerCenter BESS into operation

Read more
Abstract connected data network representing technical battery performance data

GUIDE

Managing Battery Performance Warranties

Read more
Explore all resources
GET IN TOUCH

How can Cellect help your portfolio?

Tell us what you're working on, and we'll discuss where Cellect can support your operations.

Tell us what you're working on

All fields are required.

Please use your work email.

By submitting this form, you agree that Cellect may use your information to respond to your enquiry. See our Privacy Policy for details.

Prefer email? info@cellectenergy.com