The Future Of Flexible Energy
Auxilium develops, invests in, and operates batteries, power-to-heat systems, and flexible loads — enabling site owners, asset owners, and investors to unlock returns from existing and new energy assets and grid connections.
Trusted by site owners, asset operators, and partners including
Trusted by site owners, asset operators, and partners including
One partner from site to market — and capital to operation
One partner from site to market — and capital to operation
We act as a single counterparty across engineering, control, markets, and financing — removing coordination risk for site owners, asset owners, and investors.
We act as a single counterparty across engineering, control, markets, and financing — removing coordination risk for site owners, asset owners, and investors.
What We Do
One operator. One commercial interface. Full accountability.

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Advice & Custom Solutions
Every site is different. We define the right technical and commercial solution before capital is committed — reducing execution and return risk.

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Advice & Custom Solutions
Every site is different. We define the right technical and commercial solution before capital is committed — reducing execution and return risk.

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Advice & Custom Solutions
Every site is different. We define the right technical and commercial solution before capital is committed — reducing execution and return risk.

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Sell & Co-Invest in Assets
We structure and deploy flexible assets, such as batteries, with the right risk-return profile. We sell and co-invest to create aligned commercial setups.

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Sell & Co-Invest in Assets
We structure and deploy flexible assets, such as batteries, with the right risk-return profile. We sell and co-invest to create aligned commercial setups.

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Sell & Co-Invest in Assets
We structure and deploy flexible assets, such as batteries, with the right risk-return profile. We sell and co-invest to create aligned commercial setups.

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Asset Grid Connection
From idea to market, we deliver turnkey solutions — securing approvals and coordinating with all key authorities.

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Asset Grid Connection
From idea to market, we deliver turnkey solutions — securing approvals and coordinating with all key authorities.

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Asset Grid Connection
From idea to market, we deliver turnkey solutions — securing approvals and coordinating with all key authorities.

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Operate & Optimize Assets
We operate assets, sites and portfolios through our AI-driven Virtual Power Plant, optimizing across markets. Full transparency through dashboards and reporting.

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Operate & Optimize Assets
We operate assets, sites and portfolios through our AI-driven Virtual Power Plant, optimizing across markets. Full transparency through dashboards and reporting.

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Operate & Optimize Assets
We operate assets, sites and portfolios through our AI-driven Virtual Power Plant, optimizing across markets. Full transparency through dashboards and reporting.

Investment Opportunities
We structure projects for investors interested in long-term BESS investments through dedicated SPVs and secure appropriate capital structures, including Auxilium co-investment, senior and junior debt, third-party equity, and joint ventures.
Latest projects
Project Size
9 MW / 60 MWh

East Jutland Harbour BESS Facility
Arbitrage
•
Ancillary Services
•
Congestion Relief
Project Size
1 MW / 5 MWh

Albertslund BESS Installation
Peak Shaving
•
Ancillary Services
•
local Optimization
Project Size
10 MW / 50 MWh

Green-field BESS installation
Grid Services
•
Flexibility Markets
•
Resilience Optimization
Project Size
0.3 MW

Industrial & Production Facilities
Flexible Operation of Existing Machinery
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Power-to-heat
Technology at the Core
— applied across the entire energy value chain
Technology-Driven Operations
Engineering, development, and asset operations are powered by data, automation, and real-time optimization tools built in-house.
Technology-Driven Operations
Engineering, development, and asset operations are powered by data, automation, and real-time optimization tools built in-house.
Proprietary AI & Automation Platform
Our in-house software layer automates system design, optimizes market participation, and enables predictive asset performance across the portfolio.
Proprietary AI & Automation Platform
Our in-house software layer automates system design, optimizes market participation, and enables predictive asset performance across the portfolio.
Integrated Industrial & Investor Model
We align technology, capital, and operations into structured partnerships designed for scalable infrastructure deployment.
Integrated Industrial & Investor Model
We align technology, capital, and operations into structured partnerships designed for scalable infrastructure deployment.
Industrial & investor partnerships Expertise
Operational Expertise
AI-Driven
Energy Intelligence
Platform
Infrastrcuture-Grade
by Design
Infrastrcuture-Grade
by Design
Auxilium operates in Europe within established grid, market, and regulatory frameworks. We prioritize conservative engineering, bankable structures, and long-term operation over speed or hype.
Auxilium operates in Europe within established grid, market, and regulatory frameworks. We prioritize conservative engineering, bankable structures, and long-term operation over speed or hype.
Latest News & Insights
Project updates, market perspectives, and company announcements
Let’s evaluate the opportunity
Whether you bring a site, an existing asset, or capital — we’ll assess feasibility, structure, and value creation potential.







