Therme Group and RCI Holding Merge their Energy Management Solutions Practices
Therme Group and RCI Holding announce the merger of their energy management solutions practices, combining EVOLVE Energy Management Solutions and VoltLink into a single, integrated platform for energy efficiency, flexibility, and market participation: Apex Response Technologies.
As the power sector becomes increasingly decentralized and renewable-driven, energy management has evolved from a cost-control function into a strategic value lever. Organizations now require advanced forecasting, real-time optimization, and direct access to energy and balancing markets to remain competitive.
By uniting VoltLink’s technology stack with EVOLVE’s market intelligence and operational expertise, the merged platform acts as both an aggregator and an asset commercial operator, enabling customers to monetize flexibility at scale.
What This Means for Customers
• End-to-end solution: from onsite efficiency and flexibility to participation in energy and balancing markets
• Single platform for C&I customers, renewable producers, and battery owners
• Faster monetization of distributed energy resources
• Improved resilience and measurable contribution to the energy transition
“By bringing technology and market intelligence together under one platform, we unlock real value from efficiency, flexibility, and distributed assets. This merger advances our mission to bridge innovation with real market needs.” — Dan Stratan, CEO, RCI Holding
“Through this partnership, Therme Group and RCI Holding are shaping the next generation of energy systems, where advanced response technologies enable real-time efficiency, operational flexibility, and long-term sustainability at scale.” – Robert Hanea, CEO, Therme Group
“This merger gives customers a single, end-to-end pathway—from onsite efficiency to full participation in balancing markets. By combining VoltLink’s technology with EVOLVE’s market expertise, we’re turning flexibility into predictable, bankable value.” — Raul Toma, Managing Partner, EVOLVE Energy Management Solutions
“As a global operator of large, energy-intensive wellbeing destinations, energy efficiency and flexibility are not optional for us—they are strategic. By integrating digital optimization with direct market participation, we can actively manage energy as a value driver across our portfolio. This partnership strengthens our ability to scale sustainable operations while remaining resilient in increasingly dynamic energy markets.” — Beltechi Viorel-Madalin, VP of Energy and Engineering, Therme Group
About RCI Holding
Founded in 2000, RCI Holding is a multinational group headquartered in Bucharest, and operations across more than 20 countries. The group includes 21 companies active in critical infrastructure, energy markets, advisory, technology, and digital services, managing over €25 billion in CAPEX, delivering 3,000+ projects, and generating €75 million in annual turnover.
EVOLVE Energy Management Solutions S.A., part of RCI Holding, was founded in 2023 to address the challenges of the energy transition, delivering services across the full electricity value chain—from generation and supply to consumption and flexibility.
About Therme Group
Therme Group is a global developer, owner, and operator of wellbeing infrastructure, serving 5.3 million visitors annually across five locations worldwide, with a sixth destination under development in Manchester, UK. Supported by A-HEAT Group and leading global capital partners, Therme Group delivers complex, technology-driven, asset-intensive platforms at global scale, integrating advanced engineering, digital systems, and operational excellence.
About VoltLink
VoltLink is an advanced energy management and flexibility platform developed by Therme Group, enabling real-time orchestration of distributed energy assets—including generation, storage, and consumption. Through automation, forecasting, and AI-enabled optimization, VoltLink transforms passive assets into active market participants, supporting aggregation, balancing services, and scalable flexibility monetization.
As part of Apex Response Technologies, VoltLink provides the core digital and operational layer — including SCADA, real-time data acquisition and control — that connects physical assets to wholesale and balancing markets.
The platform enables real-time dispatch, portfolio optimization, and revenue stacking across multiple market layers, supporting bankable and scalable flexibility strategies for C&I customers, renewable producers, and battery owners.