Advancing Energy & Infrastructure
Energy Infrastructure
Reliable energy infrastructure is the foundation of economic growth, industrial development and the transition to a more electrified future.
GREEN delivers integrated engineering solutions that strengthen transmission and distribution networks, modernize electrical infrastructure and enhance the resilience of critical energy systems.
From new installations to infrastructure upgrades, we support utilities, transmission operators and industrial clients in developing reliable, efficient and future-ready power networks.
Energy systems are evolving faster than ever.
Growing electricity demand, renewable energy integration, grid modernization and increasing network complexity require infrastructure that is more resilient, flexible and capable of supporting tomorrow's energy landscape.
Meeting these challenges demands engineering expertise, technical precision and a long-term approach to infrastructure development.
GREEN provides multidisciplinary engineering capabilities covering every stage of electrical infrastructure development and modernization.
Our approach combines technical excellence, operational reliability and disciplined project execution to deliver infrastructure that performs safely, efficiently and sustainably.
Whether developing new assets or upgrading existing networks, we deliver solutions tailored to the operational requirements of every project.
Every energy infrastructure project is delivered through a structured approach that combines engineering expertise with disciplined execution.
Our integrated methodology ensures technical excellence, operational reliability and long-term infrastructure performance throughout every phase of project delivery.
OUR CAPABILITIES
High & Ultra High Voltage Infrastructure
Engineering and construction of high-voltage and ultra-high-voltage infrastructure supporting secure and reliable electricity transmission.
Transmission Networks
Development and modernization of transmission systems that strengthen grid reliability and enable long-term network expansion.
Distribution Networks
Engineering solutions supporting the expansion, modernization and operational performance of electricity distribution systems.
Electrical Substations
Design, construction and upgrading of substations that enhance system reliability, operational efficiency and network resilience.
Grid Modernization
Supporting the transformation of electrical infrastructure through modern engineering practices, digital technologies and resilient network solutions.
Why Green
Engineering Confidence for Critical Infrastructure
Clients choose GREEN because we combine:
Engineering Expertise
Highly specialized technical knowledge across complex electrical infrastructure.
COOKIES POLICY
Effective Date: 14 July 2025
What Are Cookies
Cookies are small text files placed on your computer or mobile device when you visit a website. They are used to make websites work more efficiently, as well as to provide information to the site owners.
How We Use Cookies
We use cookies to:
- Ensure the website operates securely and as intended.
- Remember your preferences and settings.
- Analyze how you interact with the website to improve performance.
- Support functionality such as language selection and embedded media.
Types of Cookies We Use
| Type | Purpose |
| Strictly Necessary Cookies | Enable core functionality such as security, network management, and accessibility. |
| Performance & Analytics Cookies | Collect data on how visitors use our website. All data is anonymized. |
| Functionality Cookies | Remember your preferences (e.g. language) to enhance your experience. |
Managing Cookies
You can manage or disable cookies at any time through your browser settings. Please note that disabling some cookies may affect the functionality of our website.
For more information, please visit: www.aboutcookies.org
PRIVACY POLICY
Effective Date: 14 July 2025
Greek Environmental & Energy Network Single Member S.A. respects your privacy and is committed to protecting your personal data in accordance with the General Data Protection Regulation (EU) 2016/679 (GDPR).
Who We Are
Greek Environmental & Energy Network Single Member S.A.
Piraeus Tower, Floor 22
2 Akti Posidonos Street
185 31 Piraeus, Greece
Email: [email protected]
What Personal Data We Collect
- Contact details (e.g. name, email, phone)
- IP address and browser data
- Website usage data via cookies
- Any data you provide through our contact forms
How We Use Your Data
- To respond to your inquiries
- To provide and improve our services
- To comply with legal obligations
- To analyze website usage for performance improvement
Legal Bases for Processing
- Your consent
- Contractual necessity
- Compliance with legal obligations
- Legitimate interests
Data Sharing
We do not sell or rent your personal data. Your data may be shared with trusted service providers or legal authorities when required.
Your Rights
Under the GDPR, you have the right to:
- Access your data
- Rectify inaccurate data
- Erase your data (“right to be forgotten”)
- Restrict or object to processing
- Data portability
- Lodge a complaint with the Hellenic Data Protection Authority
How to Exercise Your Rights
Email us at [email protected] with your request. We will respond within one month.
TERMS & CONDITIONS
Effective Date: 14 July 2025
Introduction
Welcome to green.com.gr/ (the “Website”), owned and operated by Greek Environmental & Energy Network Single Member S.A. By accessing or using this Website, you agree to be bound by the following Terms and Conditions.
Intellectual Property
All content on this Website, including text, images, logos, and graphics, is the property of Greek Environmental & Energy Network Single Member S.A. unless otherwise stated and is protected by applicable intellectual property laws.
Use of Website
You may use this Website only for lawful purposes. You may not:
- Engage in unauthorized data scraping or reverse engineering
- Transmit harmful or disruptive content
- Use the site in a way that violates any applicable local, national, or international law
Disclaimer
All content is provided “as is” and for informational purposes only. Greek Environmental & Energy Network Single Member S.A. does not guarantee the accuracy, completeness, or timeliness of the information provided.
Limitation of Liability
Greek Environmental & Energy Network Single Member S.A. shall not be liable for any direct or indirect damages resulting from the use or inability to use this Website.
Governing Law
These Terms shall be governed by the laws of Greece. Disputes arising shall be subject to the exclusive jurisdiction of the courts of Piraeus, Greece.
POLICIES & CODES
Code of Conduct.
The Present Code of Conduct of GREEK ENVIRONMENTAL & ENERGY NETWORK SINGLE MEMBER S.A (Green S.A) applies to all employees of the company. Compliance with its terms is mandatory and applies to all employees regardless of position in the Company.
Basic Principles
Basic Principles of Green S.A. are:
- Operation with integrity, impartiality, reliability and transparency in all forms of business action
- Achieving results that meet the expectations of the involved concerned
- The fixation of a stable, healthy and safe working environment
- Equal treatment and respect for human rights
- Respect for existing national and international legislation and any other commitment that the company has accepted
- The protection of the natural environment and sustainable development
Business ethics
Green S.A. is committed to condemning and avoiding practices and instruments that distort fair competition and hinder economic and social development.
Consistent with the above:
- Acts in accordance with the applicable competition rules and does not exploit its position on the market in any way
- Does not offer or accept unfair payments, sponsorships, gifts, donations intended for actions contrary to the specified tasks.
- It does not enter into agreements with competitors for market sharing and price fixing.
- Does not allow money laundering
Management-employee relations
The working conditions guaranteed to staff are in full compliance with the requirements of the relevant national legislation. The Company:
- Does not use forced, compulsory work or correctional work and does not allow practices that restrict the free movement of its employees
- Does not employ personnel under 18 years of age in techniques, hazardous and heavy work and under 15 years in administrative work. In the case of employment of young employees subject to compulsory schooling, they will be employed outside school hours, and the total maximum time for school, transport and work must not exceed 10 hours. The employment of young employees must not exceed 8 hours per day and shall not include night work.
- It does not bind deposits or personal early documents of employees, while on the contrary it takes care of the legalization of foreign employees
- Provides equal opportunities for employees and does not discriminate during recruitment, compensation, access to training, promotions, retirements or retirements on the basis of race, national or local origin, religion, disability, gender, sexual orientation, participation in trade unions, political ideology or age
- No harassment of any kind is permitted.
- Complies with the legislation on working hours, overtime and ensures that employees do not work more than 40 hours a week
- It takes care of new, expectant and nursing mothers employed by the company
- The remuneration of employees meets at least the national minimum levels. The company shall ensure that such employees are not subject to discrimination, harassment, intimidation, pay reduction or other retaliation.
Accordingly, employees are expected to:
- Act with integrity, honesty and in accordance with applicable laws and regulations
- They take responsibility for their actions and strive for the best consistent outcome
- They apply correctional actions in the event of an error
- Avoid conflicts of their personal interest with that of the Company as well as activities that could lead to illegal practices
- To preserve the confidential information of the Company
- To be properly taken care of in their work and to keep the working hours
- To responsibly manage the Assets of the Company and protect them from loss, damage, theft, incorrect or unauthorized use
- To perform willingly and without objection the work assigned to them
- To respect and cooperate with their superiors
- Apply Health and Safety Rules to their work activities, participate in safety and hygiene training programs organized by the company To contribute to the prevention of accidents and to report any situation that poses risks to the health and safety of employees, visitors and machinery
- To use the provided Personal Protection Instruments
Management-subcontractor/supplier relations
The Company undertakes work with subcontractors and suppliers that share its views on policy, principles and objectives and ensure that all its partners are aware and comply with the requirements arising from the systems it implements, with the help of the evaluation process. The Company conducts inspections on quality, hygiene, safety, environment and social responsibility issues to suppliers / subcontractors.
In case of employment of home employees, the company ensures that they enjoy levels of protection similar to that received by directly employed personnel according to the requirements of the standard.
Commence working for new staff
Any new employee (either completely young or seasonal) should be prepared to perform their duties at the Company. Specifically, the following steps are followed:
- The employee to be in possession of all the required permits required by law
- Have all the qualifications
- Before taking up a job you will need to work with a Job Doctor
- He/she must receive all the means of personal protection which he/she is obliged to use to protect himself/herself.
Employee training
It is a basic principle of the Company that all employees before taking up work in any position are trained and have sufficient knowledge to perform the work assigned to them. The training of each employee is a prerequisite for taking up a job. The training can be done by the head of the department or by the older colleagues who should have similar experience or finally, if necessary, there is the possibility to use an external instructor. The duration of the training depends on the type and nature as well as the risk of the job. However, it must always meet all the needs of the employee for full knowledge of the work in question.
- Before taking a job on his own, the employee will have to work with an older colleague for a certain period of time not only to gain experience at work but also to form an opinion on the spaces as well as the prevailing conditions.
- Finally, the Head of the Department is the only one responsible for deciding whether the employee is ready and able to take responsibility for himself and the operation of a particular job.
For the training of existing staff, the Training Programme is drawn up on an annual basis after the staff training needs have been recognized by the Managers. Experienced Company executives or external partners are used to carry out the planned trainings.
Working Hours
Everyone works 8 hours a day and takes two days off a week except those who are in shifts and work according to the work schedule filed with the Labor Inspectorate every week. All employees must be in their jobs at the time provided by the Company. The Company applies a system of attendance and overtime recorders, which are compensated in accordance with the provisions of the applicable legislation. The Company is committed to its employees for:
- Compliance with the law and in any case ensure that employees do not work more than 48 hours a week, having less than one day off every seven days
- Overtime payment, but which will not exceed 12 hours per week on a frequent basis
- Overwork may be compulsory if provided in the collective agreement
At the same time:
- No overtime work will be performed without the approval of the Head of the Department
- Each overtime will be accompanied by the corresponding form which will describe the purpose of the overtime in question and will be signed by the Factory Manager
- Those who work overtime during the night or holiday shall be remunerated with the appropriate surcharges
Staff fees
The Company is committed to its employees for:
- Payment of wages based on laws, collective bargaining and market data that achieve the satisfaction of the basic needs of employees and their families. The Company believes in work-life balance
- Avoiding disciplinary sanctions on wage
The monthly earnings of employees are deposited in the payroll accounts created by the Company in a bank with which it cooperates at the beginning of each month. In case any of the above dates coincides with a holiday then the payroll takes place on the exact previous working day. Under no circumstances is the payment of employees’ wages made by coupons, bonds or debit notes.
Health and safety
The Company’s objective is to promote and ensure health and safety at work as well as to prevent and avoid any potential risk. Considering its human resources as a primary factor in its evolutionary course and business success, the Company is committed to the following:
- Providing a safe and healthy working environment
- Providing the required Personal Protection Instruments and checking their proper use
- Take measures to prevent accidents, minimize the likelihood of health and safety-related risks at work and avoid injuries Carrying out frequent health and safety trainings
- Providing first aid in the event of an accident until receiving the required occupational medical assistance
- Compliance with applicable national and European legislation and other regulatory requirements
All employees must comply with the Company’s safety measures, work in a manner that does not compromise their physical integrity or that of their colleagues, and convey to their superiors all their health and safety concerns.
Disciplinary Measures
In the event that an employee of the Company does not follow the rules of discipline laid down by its operating procedures, the head of the department or the director above him makes an oral recommendation informing him that if he continues to be undisciplined, reference will be made to the administration. In the event of a repetition of the same or similar conduct, the person responsible shall inform the management which in turn makes a recommendation to the employee. If the conduct continues, however, a written recommendation is made to the employee, who is informed that if he does not comply, he will leave the Company. Dismissal is the last step taken by the Management of the Company and only in cases where indiscipline is not justified (e.g. for reasons of avoiding an accident). Under no circumstances are the Company’s rules and procedures imposed in any way other than dialogue, oral and written recommendations and information.
In the event that the employee of the company considers that one of the rules of discipline violates his rights or considers that he accepts unjustified recommendations, he shall have the right to declare it in writing or orally, branded or anonymously indicative and not restrictively to his manager, to the management representative, to the employee representative or to the Person responsible for the Social Responsibility System.
The steps of the procedure are not followed, and the dismissal of the employee is done immediately after the established violation in the cases that prove that:
- The employee intentionally violates the law
- The employee intentionally poses a serious risk to the hygiene and safety of other employees, customers, associates or members of the local community with or without consequences
Environmental Management
Protecting the environment, improving the environmental performance of its activities and promoting environmental awareness and responsibility in its culture are key goals and commitments of the company.
Management and monitoring of the code of ethics
Managers are responsible for complying with the code of ethics in their area of responsibility and must ensure that employees and subcontractors / suppliers are aware of this code.
The code of ethics is monitored and in case of violation of the rules by the employees as well as the subcontractors and suppliers of Green S.A, the required corrective actions will be planned and implemented.