About Onyx-Energy.

Onyx Energy is an energy efficiency company specializing in the delivery of thermal energy storage solutions for cooling and heating applications.We support industrial and commercial customers by coordinating the assessment, delivery, and implementation of thermal battery projects in existing energy systems.

Onyx Energy acts as the single contractual partner for customers, ensuring coordinated execution, clear responsibility, and reliable delivery.

Onyx-Energy is responsible for the commercial and project delivery of thermal battery systems.

Our scope includes:

Our role is to ensure that projects are delivered as agreed, systems perform as expected, and customers have a single accountable partner throughout the project lifecycle.

Industrial manufacturing facility and processing plant suitable for waste-heat recovery and energy efficiency upgrades.

Thermal battery projects are delivered through a structured collaboration model:

This model combines specialized expertise with clear accountability and avoids fragmented responsibility.

The technology

manufacturer supplies the thermal battery system and provides product-level engineering and technical specifications.

Qualified installation

partners perform mechanical, electrical, and controls installation on site.

Onyx Energy

coordinates all involved parties and remains the contractual and legal interface toward the customer.

Energy-efficient industrial rooftop cooling system and HVAC unit for commercial building climate control.

Our role in the value chain

This structure ensures clear accountability, coordinated execution, and reliable project delivery.

Technology manufacturer

Development and manufacturing of the thermal battery system, including product-level engineering and technical specifications.

Installation partners

Mechanical, electrical, and controls installation on site, carried out by qualified contractors.

Onyx-Energy

Contractual partner and project coordinator, including:

How We Deliver Projects.

Onyx-Energy operates with a lean, senior team and a network of specialized partners, enabling efficient project delivery while maintaining clear accountability.
01

Tailored system solution

Each project is defined based on customer requirements, existing infrastructure, and site-specific conditions.

02

Minimum operational downtime

Integrated into existing systems with minimal disruption to operations.

03

Professional project management

Ensuring alignment between all stakeholders and successful project delivery.

04

Clear contractual structure

Defined responsibilities, interfaces, and accountability throughout the project.

05

Long-term performance focus

Designed for reliable operation and sustained system performance over time.

Onyx-Energy operates with a small senior team based in Switzerland and Spain, supporting projects across Europe and globally.