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Having values, we offer strictly professional services and through the recognition and reputation of the A CERT, our associated companies and structures and strategic collaborators, we add value to the products, services, institutes and organizations giving them a competitive advantage and making them capable of achieving a dominant position in national and international level.

Stefanos T. Billas
President, A CERT

Certification for Energy Installations


This framework outlines a system for certifying compliance with established energy efficiency and performance standards.






Certification Bodies:

  • a Cert assess entities (buildings, organizations, products) against the standards.
  • a Cert employs qualified auditors to evaluate energy consumption data, systems, and implementation plans.

Certification Process:

  • Application: Entities seeking certification submit an application to a certification body.
  • Documentation Review: Assessors review energy policies, management plans, and efficiency measures.
  • Data Analysis: Energy consumption data and efficiency calculations are scrutinized.
  • Site Audits: Auditors conduct on-site inspections for verification (applicable for buildings/facilities).
  • Corrective Actions: Identified non-conformances require corrective actions with verification.
  • Certification Granting: Upon successful completion, a certificate is issued, valid for a specified period.


International Standards:

  • ISO 50001: Energy Management System – Provides a framework for establishing, implementing, and improving energy performance.
  • Regional and National Standards

Additional Considerations:

Building Energy Codes:

Mandatory building codes set minimum energy efficiency requirements for new constructions.

Renewable Energy Standards:
Certification programs may promote the use of renewable energy sources.

Benefits of a Cert energy certification:

  • Reduced Energy Consumption: Certification encourages implementation of energy-saving measures.
  • Cost Savings: Lower energy bills for organizations and building owners.
  • Environmental Protection: Reduced greenhouse gas emissions and contribution to sustainability goals.
  • Market Recognition: Certification demonstrates commitment to energy efficiency, enhancing brand image.
  • Policy Compliance: Fulfills mandatory building energy code requirements.


An energy certification system plays a vital role in promoting energy efficiency and tackling climate change. By adhering to established standards and obtaining relevant certifications, organizations and individuals can contribute to a sustainable future, achieve cost savings, and gain recognition for their efforts.

Energy certification services