About Power Partner

Who we are

PowerPartner is a premier solution provider for diverse energy infrastructure needs. We’re a steadily growing company with a commitment to excellence, leveraging our knowledge, expertise, and state-of-the-art equipment to set industry standards and deliver top-quality services in:

Planning, design and commissioning of MV/HV substations

Innovative solutions tailored to meet evolving energy needs.

Substation protection

Advanced technologies ensuring the security and reliability of power distribution networks.

Substation Automation systems (SCADA)

State-of-the-art automation for seamless control and monitoring of substations.

Maintenance of MV/HV Substations

Proactive upkeep to maximize equipment performance and extend operational life.


Rapid response and resolution strategies for minimizing downtime and ensuring system resilience.

Consulting on design, planning and protection issues

Expert guidance to optimize infrastructure efficiency and mitigate potential risks.


Power Partner’s unwavering commitment to quality, safety, and environmental responsibility is reflected in our ISO compliance. With ISO 9001, we uphold the highest standards for our energy infrastructure solutions. Prioritizing occupational health and safety aligns with ISO 45001, minimizing risks and promoting employee well-being. Seamlessly integrating ISO 14001 into our operations underscores our commitment to environmental responsibility. At Power Partner, we embrace these international standards, delivering innovative energy solutions with a focus on reliability, quality, safety, and sustainability.

ISO 9001:2015

ISO 14001:2015

ISO 45001:2015

Our History

A Legacy of Innovation: The Evolution of PowerPartner

Our Team

Dimitris Mantasas

General Director at Power Partner

He skillfully combines his robust technical background in electrical and computer engineering and Automation engineering with his experience in Siemens on medium and high-voltage fields. His career, enriched by roles in engineering and project commissioning, particularly in power systems. At Power Partner, Dimitris Mantasas is committed to providing solutions that are not only innovative but also reliable and human-focused, reflecting his passion for quality and integrity in the energy sector.

Nikolina Arapoglou

Commissioning & Maintenance Manager at Power Partner

She has studied Electrical Engineering with MSc in Energy Systems and Thesis in Transformer Differential Protection. She began her career as a field engineer in high demands projects in Greece as well as abroad. Her devotion, about the MV/HV substations and the strong willing of learning not only theoretically but also practically, made her Commissioning & Maintenance Manager.

As we continually strive for growth, Power Partner actively seeks to expand its team. We are always open to welcoming new members into our dynamic and forward-thinking organization. If you’re passionate about contributing to the energy sector with a team that values knowledge, safety, and innovation, Power Partner is the place for you. Join us as we pave the way for a safer and more reliable green energy landscape.