President & Managing Director

• Mar 2002 - Present

Secretary General

• Dec 2019 - Present

The "Hellenic Construction Industry Council" (HCIC), is a non-profit organisation that was founded in 2019, on the initiative of Constantinos Kalergis (Hellasco), George Vlachos (SATE) and George Syrianos (STEAT), to promote the single and unified representation of the Construction Industry in Greece. Members of the HCIC are professional associations, unions or organisations of economic operators based in Greece, with nationwide coverage and whose primary purpose is the design, study and… Show more The "Hellenic Construction Industry Council" (HCIC), is a non-profit organisation that was founded in 2019, on the initiative of Constantinos Kalergis (Hellasco), George Vlachos (SATE) and George Syrianos (STEAT), to promote the single and unified representation of the Construction Industry in Greece. Members of the HCIC are professional associations, unions or organisations of economic operators based in Greece, with nationwide coverage and whose primary purpose is the design, study and construction of infrastructural and building projects, the supply and production of construction materials, the development, research, maintenance and management of the built and natural environment. HCIC also includes as affiliated members public bodies and organisations, legal entities of public and private law, educational, research and other non-profit institutions and bodies which are directly or indirectly involved in infrastructure and construction industry. The main objectives of the HCIC are: • to promote the Greek infrastructure and construction industry and enhance its contribution to the development of the Greek economy, • to ensure the sustainable development of the Greek infrastructure and construction industry and improve its productivity, competitiveness and quality for the benefit of society and the environment, • to safeguard the fundamental principles of transparency and sound competition in the implementation of public and private works in the country, • to promote sound, responsible and quality entrepreneurship in the infrastructure and construction industry, • to safeguard and represent the interests and rights of its members, • the unified representation of its members in national and international organisations, bodies, committees and fora related to and/or affecting the infrastructure and construction industry, • to enhance cooperation among its members, • to promote and disseminate the work of its members to the community. Show less The "Hellenic Construction Industry Council" (HCIC), is a non-profit organisation that was founded in 2019, on the initiative of Constantinos Kalergis (Hellasco), George Vlachos (SATE) and George Syrianos (STEAT), to promote the single and unified representation of the Construction Industry in Greece. Members of the HCIC are professional associations, unions or organisations of economic operators based in Greece, with nationwide coverage and whose primary purpose is the design, study and… Show more The "Hellenic Construction Industry Council" (HCIC), is a non-profit organisation that was founded in 2019, on the initiative of Constantinos Kalergis (Hellasco), George Vlachos (SATE) and George Syrianos (STEAT), to promote the single and unified representation of the Construction Industry in Greece. Members of the HCIC are professional associations, unions or organisations of economic operators based in Greece, with nationwide coverage and whose primary purpose is the design, study and construction of infrastructural and building projects, the supply and production of construction materials, the development, research, maintenance and management of the built and natural environment. HCIC also includes as affiliated members public bodies and organisations, legal entities of public and private law, educational, research and other non-profit institutions and bodies which are directly or indirectly involved in infrastructure and construction industry. The main objectives of the HCIC are: • to promote the Greek infrastructure and construction industry and enhance its contribution to the development of the Greek economy, • to ensure the sustainable development of the Greek infrastructure and construction industry and improve its productivity, competitiveness and quality for the benefit of society and the environment, • to safeguard the fundamental principles of transparency and sound competition in the implementation of public and private works in the country, • to promote sound, responsible and quality entrepreneurship in the infrastructure and construction industry, • to safeguard and represent the interests and rights of its members, • the unified representation of its members in national and international organisations, bodies, committees and fora related to and/or affecting the infrastructure and construction industry, • to enhance cooperation among its members, • to promote and disseminate the work of its members to the community. Show less

Regular Member

• May 2020 - Present

Regular Member

• Apr 2020 - Present

The Registry’s Advisory Committee which has been established in accordance with the Law 4472/2017, is supervised by the Ministry of Infrastructure, Transport and Networks and comprises 11 renowned and distinguished scientists (technical and legal), representatives of Ministries, Chambers and Consultancies’ Associations. The Committee’s core responsibility is to review and certify the adequacy and experience of individuals and legal bodies in order to get registered in the National Registry… Show more The Registry’s Advisory Committee which has been established in accordance with the Law 4472/2017, is supervised by the Ministry of Infrastructure, Transport and Networks and comprises 11 renowned and distinguished scientists (technical and legal), representatives of Ministries, Chambers and Consultancies’ Associations. The Committee’s core responsibility is to review and certify the adequacy and experience of individuals and legal bodies in order to get registered in the National Registry of Consulting Firms. According to the Greek legislation, the official registration in the Registry is imperative for the commissioning of public contracts in consulting and related services. In effect, the role of the Committee is pivotal since it essentially assigns the rights for doing business to Consulting Firms. Show less The Registry’s Advisory Committee which has been established in accordance with the Law 4472/2017, is supervised by the Ministry of Infrastructure, Transport and Networks and comprises 11 renowned and distinguished scientists (technical and legal), representatives of Ministries, Chambers and Consultancies’ Associations. The Committee’s core responsibility is to review and certify the adequacy and experience of individuals and legal bodies in order to get registered in the National Registry… Show more The Registry’s Advisory Committee which has been established in accordance with the Law 4472/2017, is supervised by the Ministry of Infrastructure, Transport and Networks and comprises 11 renowned and distinguished scientists (technical and legal), representatives of Ministries, Chambers and Consultancies’ Associations. The Committee’s core responsibility is to review and certify the adequacy and experience of individuals and legal bodies in order to get registered in the National Registry of Consulting Firms. According to the Greek legislation, the official registration in the Registry is imperative for the commissioning of public contracts in consulting and related services. In effect, the role of the Committee is pivotal since it essentially assigns the rights for doing business to Consulting Firms. Show less

President - Vice President - Member of D.B.

• Dec 2011 - Dec 2019

The Hellenic Association of Consulting Firms (HELLASCO) is a non-profit organisation representing consulting firms based in Greece, which are mainly involved in the provision of consulting and support services in the design, planning and implementation of technical and developmental projects and programmes of the public and private sector in Greece and abroad. HELLASCO acts as a country representative in the International Federation of Consulting Engineers (FIDIC) and the European Federation of… Show more The Hellenic Association of Consulting Firms (HELLASCO) is a non-profit organisation representing consulting firms based in Greece, which are mainly involved in the provision of consulting and support services in the design, planning and implementation of technical and developmental projects and programmes of the public and private sector in Greece and abroad. HELLASCO acts as a country representative in the International Federation of Consulting Engineers (FIDIC) and the European Federation of Engineering Consultancy Associations (EFCA). Moreover, HELLASCO is represented and takes active part in various statutory agencies and bodies which are related to the public works’ sector (Committee of Registries, Ministerial Technical Councils and Legal bodies of public right, Commissions and Workgroups of legal and legislative matters, etc). Show less The Hellenic Association of Consulting Firms (HELLASCO) is a non-profit organisation representing consulting firms based in Greece, which are mainly involved in the provision of consulting and support services in the design, planning and implementation of technical and developmental projects and programmes of the public and private sector in Greece and abroad. HELLASCO acts as a country representative in the International Federation of Consulting Engineers (FIDIC) and the European Federation of… Show more The Hellenic Association of Consulting Firms (HELLASCO) is a non-profit organisation representing consulting firms based in Greece, which are mainly involved in the provision of consulting and support services in the design, planning and implementation of technical and developmental projects and programmes of the public and private sector in Greece and abroad. HELLASCO acts as a country representative in the International Federation of Consulting Engineers (FIDIC) and the European Federation of Engineering Consultancy Associations (EFCA). Moreover, HELLASCO is represented and takes active part in various statutory agencies and bodies which are related to the public works’ sector (Committee of Registries, Ministerial Technical Councils and Legal bodies of public right, Commissions and Workgroups of legal and legislative matters, etc). Show less

Member of the General Council (Hellasco representative)

• Dec 2015 - Nov 2019

SEV - Hellenic Federation of Enterprises has consistently fostered business development in Greece since 1907. It is the independent voice of businesses, representing a broad spectrum of the country’s economic activity, including manufacturing and services. The General Council (90 members) is elected by the General Assembly and is the main advisory body. It convenes once a month, monitoring developments of relevance to SEV and discussing and exchanging views on issues of current interest to… Show more SEV - Hellenic Federation of Enterprises has consistently fostered business development in Greece since 1907. It is the independent voice of businesses, representing a broad spectrum of the country’s economic activity, including manufacturing and services. The General Council (90 members) is elected by the General Assembly and is the main advisory body. It convenes once a month, monitoring developments of relevance to SEV and discussing and exchanging views on issues of current interest to the business sector. Show less SEV - Hellenic Federation of Enterprises has consistently fostered business development in Greece since 1907. It is the independent voice of businesses, representing a broad spectrum of the country’s economic activity, including manufacturing and services. The General Council (90 members) is elected by the General Assembly and is the main advisory body. It convenes once a month, monitoring developments of relevance to SEV and discussing and exchanging views on issues of current interest to… Show more SEV - Hellenic Federation of Enterprises has consistently fostered business development in Greece since 1907. It is the independent voice of businesses, representing a broad spectrum of the country’s economic activity, including manufacturing and services. The General Council (90 members) is elected by the General Assembly and is the main advisory body. It convenes once a month, monitoring developments of relevance to SEV and discussing and exchanging views on issues of current interest to the business sector. Show less

Regular Member

• Jan 2013 - Apr 2016

The Registry’s Advisory Committee (Greek acronym ‘GEM’) which has been established in accordance with the Law 3316/2005, is supervised by the Ministry of Infrastructure, Transport and Networks and comprises 13 renowned and distinguished scientists (technical and legal), representatives of Ministries, Chambers and Consultancies’ Associations. The Committee’s core responsibility is to review and certify the adequacy and experience of individuals and legal bodies in order to get registered in… Show more The Registry’s Advisory Committee (Greek acronym ‘GEM’) which has been established in accordance with the Law 3316/2005, is supervised by the Ministry of Infrastructure, Transport and Networks and comprises 13 renowned and distinguished scientists (technical and legal), representatives of Ministries, Chambers and Consultancies’ Associations. The Committee’s core responsibility is to review and certify the adequacy and experience of individuals and legal bodies in order to get registered in the National Registry of Consultants and Consulting Firms. According to the Greek legislation, the official registration in the Registry is imperative for the commissioning of public contracts in consulting and related services. In effect, the role of the Committee is pivotal since it essentially assigns the rights for doing business to individual Consultants and Consulting Firms. Show less The Registry’s Advisory Committee (Greek acronym ‘GEM’) which has been established in accordance with the Law 3316/2005, is supervised by the Ministry of Infrastructure, Transport and Networks and comprises 13 renowned and distinguished scientists (technical and legal), representatives of Ministries, Chambers and Consultancies’ Associations. The Committee’s core responsibility is to review and certify the adequacy and experience of individuals and legal bodies in order to get registered in… Show more The Registry’s Advisory Committee (Greek acronym ‘GEM’) which has been established in accordance with the Law 3316/2005, is supervised by the Ministry of Infrastructure, Transport and Networks and comprises 13 renowned and distinguished scientists (technical and legal), representatives of Ministries, Chambers and Consultancies’ Associations. The Committee’s core responsibility is to review and certify the adequacy and experience of individuals and legal bodies in order to get registered in the National Registry of Consultants and Consulting Firms. According to the Greek legislation, the official registration in the Registry is imperative for the commissioning of public contracts in consulting and related services. In effect, the role of the Committee is pivotal since it essentially assigns the rights for doing business to individual Consultants and Consulting Firms. Show less

Co Founder & Managing Director

• Jan 1995 - Mar 2002

Roikos Environmental Engineering Consultants Co., the predecessor of the present company ROIKOS SA, had as a main activity the provision of consulting and technical support services in hydraulic and environmental projects. In 2002, following an increase in the shareholders' capital, the company evolved to its present form (Societé Anonyme), expanding its activity to the entire spectrum of consulting and support services in technical and developmental projects and programmes. Roikos Environmental Engineering Consultants Co., the predecessor of the present company ROIKOS SA, had as a main activity the provision of consulting and technical support services in hydraulic and environmental projects. In 2002, following an increase in the shareholders' capital, the company evolved to its present form (Societé Anonyme), expanding its activity to the entire spectrum of consulting and support services in technical and developmental projects and programmes.

Research and Teaching Assistant

• 1992 - 1999

Participating in many international research projects and specialized studies and Teaching Assistant (tutorials) in the fields of Environmental & Public Health Technology and Hydraulic Works (Department of Civil Engineers and Department of Rural & Surveying Engineers). Participating in many international research projects and specialized studies and Teaching Assistant (tutorials) in the fields of Environmental & Public Health Technology and Hydraulic Works (Department of Civil Engineers and Department of Rural & Surveying Engineers).

Teaching Assistant

• Sep 1995 - Jul 1996

Assistance in the lectures' delivery (theory & practice) of the courses "Public Health Technology" and "Environmental Engineering" in the 1st and 3rd year students of the Department of Environment in the University of the Aegean. Assistance in the lectures' delivery (theory & practice) of the courses "Public Health Technology" and "Environmental Engineering" in the 1st and 3rd year students of the Department of Environment in the University of the Aegean.

Military Service

• Jan 1988 - Nov 1989

Sergeant. Person in charge of the Procurement Office in the 541 Battalion in the island of Limnos (12 months) and, after that, Person in charge of the Construction and Maintenance Office of the Hellenic Army Academy in Athens (10 months). Sergeant. Person in charge of the Procurement Office in the 541 Battalion in the island of Limnos (12 months) and, after that, Person in charge of the Construction and Maintenance Office of the Hellenic Army Academy in Athens (10 months).