Hellenic Gas Transmission System Operator S.A.
210 5551666
  • ΕΛ
  • EN
Εmergency Call
Εmergency Call
8001122222(+30) 2105551666
  • THE COMPANY
  • CORPORATE SOCIAL RESPONSIBILITY
  • PRESS CENTER
  • CAREERS
  • CONTACT
  • ΕΛ
  • EN
search
  • NATIONAL NATURAL GAS SYSTEM
    • National Natural Gas Transmission System
    • LNG Facility
    • Development of the NNGS
      • NNGS Development Study
      • NNGS Development Plan
      • European union list of projects of common interest
    • NNGS Operation Reports
    • Security of Supply
      • Emergency Plan
      • Registry of Interruptible Natural Gas Consumers
      • Supply Security Levy
  • REGULATORY FRAMEWORK / COMPLIANCE
    • Union Regulatory Framework
    • Greek Regulatory Framework
      • Laws and Presidential Decrees
      • Ministerial Decisions
      • Decisions of RAE
    • Compliance
      • Code of Conduct
      • GDPR
  • PROJECTS
    • New projects under constructions
    • New Connections
    • Facilities
    • Incremental Capacity
    • Technical Job Specification List
      • Pipelines
        • Piping – Welding- Vessels
        • Civil
        • Piping
        • Electrical – Cathodic & Lightning Protection
        • Instrumentation
        • Insulation
        • Miscellaneous
      • LNG Installation
  • REGULATED SERVICES
    • Transmission Services
      • NNGTS Access Guide
      • Transmission Users Information
        • Relevant Points and Capacities (Technical/Booked/Available)
          • Methodology of Capacities
          • Files of Capacities
        • Additional Transportation Capacity for Delivery
        • Historical Data of Transmission System Operation
          • Historical Data of Natural Gas Quality
          • Hourly Quality Data of Interconnection Points
          • Historical Data of Gross Calorific Value
          • Historical Data of Natural Gas Deliveries / Off – Takes
          • Secondary Market of Natural Gas Transmission System
          • Historical Data of Natural Gas Pressure in Entry Points
          • Historical Data of N.G. Nominations
        • Linepack Calculation
        • NNGTS Maintenance/Calibration Program
        • Natural Gas Quality Specification
        • NG Market Data
          • Virtual Trading Point
          • Market Shares Data
          • Yearly Operational Data
      • Capacity Auctions
      • Standard Agreement & Other Documents
      • Transmission Tariffs
        • Charges Calculator
      • NNGTS Operational Gas
        • NNGTS Operational Gas Injection
        • Operational Gas Unit Charge
        • Operational Gas Offsetting Cost
      • Annex I of Regulation 715/2009
      • Commission Regulation (EU) 2017/460
    • LNG Services
      • LNG Users Information
        • LNG Re – gasification Capacity
        • LNG Cargoes Unloading Program
        • Additional LNG Storage Space
        • Historical Data of LNG Operation
        • Total LNG Stock
        • LNG Quality Specifications
        • LNG Facilities Maintenance Program
      • Standard Agreement & Other Documents
      • LNG Tariffs
        • Calculator of LNG Charges
      • LNG Facility Losses
      • LNG Terminal Technical Data
      • LNG Transparency Template
    • Balancing Services
      • Annual Planning of Gas Balancing
      • Balancing Costs
      • Unaccounted For Gas(UFG)
      • Daily Inbalance Settlement Prices
    • Access to EIS
    • Transparency
      • REMIT Reporting
      • UMM
        • Active Messages
        • Archive
  • NON REGULATED SERVICES
    • Supplementary Transmission Services
    • Οther Non Regulated Services
      • Network Operation & Maintenance
      • Technical Support
      • Metrology
      • Pipeline Protection
      • LNG
      • CNG
      • Odorization
      • Welder Certification
      • Carbon Footprint
      • EU ETS Management
      • Seminars
      • Our Clients
      • Our e-brochure
  • SAFETY / ENVIRONMENT / QUALITY
    • Safety
      • Campaigns
      • Trainings - Collaborations
    • Environment
      • Carbon Footprint
    • Quality
  • ANNOUNCEMENTS
    • NNGS Users Information
    • Public Consultations
    • Procurement Procedures
  • THE COMPANY
    • Our Vision
    • Historical Background
    • Shareholders
    • Subsidiaries
    • Company Organization / Organizational Structure
      • Management Team
    • Procurement framework
      • Regulations for the Procurement of Supplies, Services and Works (2016)
      • Procurement Procedures (2020)
    • Financial Reports
    • Membership in International Institutions
  • CORPORATE SOCIAL RESPONSIBILITY
  • PRESS CENTER
    • Press Releases
    • COVID-19
    • Corporate Brochures
    • Multimedia
    • Press Kit
  • CAREERS
  • CONTACT
ANNOUNCEMENTS
  • ΗΟΜΕ
  • ANNOUNCEMENTS
  • PROCUREMENT PROCEDURES
A-AA+
  • NNGS Users Information
  • Public Consultations
  • Procurement Procedures

Procurement Procedures

Procurements per:

Current Procurements

INTERNATIONAL OPEN TENDER DESFA No 913/20

22 Feb 2021

PROCUREMENT OF TWO 12 INCH LNG LOADING ARMS (2X12’’) AND ONE 12 INCH BOG RETURN ARM (1X12’’) FOR THE PROJECT "NEW QUAYWALL FOR SSLNG CARRIERS AT REVITHOUSSA LNG TERMINAL"

OPEN TENDER DESFA No 923/21

04 Feb 2021

MAINTENANCE OF LNG SYSTEM AND ITS FACILITIES AT REVITHOUSSA ISLAND – Υ21

OPEN TENDER DESFA No 919/20 - BID DUE DATE EXTENSION

04 Jan 2021

MAINTENANCE OF NATIONAL NATURAL GAS TRANSMISSION SYSTEM AND ITS FACILITIES –Υ21

OPEN TENDER DESFA No 919/20

01 Dec 2020

MAINTENANCE OF NATIONAL NATURAL GAS TRANSMISSION SYSTEM AND ITS FACILITIES –Υ21

INTERNATIONAL OPEN TENDER DESFA No 890/19 - BID DUE DATE EXTENSION

26 Nov 2020

DETAILED ENGINEERING, PROCUREMENT AND CONSTRUCTION OF BOG COMPRESSION STATION AT REVITHOUSSA LNG TERMINAL

INTERNATIONAL OPEN TENDER DESFA No 910/20 - BID DUE DATE EXTENSION - AMENDMENT

20 Nov 2020

DETAILED ENGINEERING, PROCUREMENT AND CONSTRUCTION OF A NEW QUAYWALL FOR SMALL SCALE LNG CARRIERS AT REVITHOUSSA LNG TERMINAL

INTERNATIONAL OPEN TENDER DESFA No 890/19 - BID DUE DATE EXTENSION

16 Nov 2020

DETAILED ENGINEERING, PROCUREMENT AND CONSTRUCTION OF BOG COMPRESSION STATION AT REVITHOUSSA LNG TERMINAL

INTERNATIONAL OPEN TENDER DESFA No 915/20 - BID DUE DATE EXTENSION

06 Nov 2020

Replacement of Metering and Supervision/Control Systems at NNGTS M and M/R Stations

INTERNATIONAL OPEN TENDER DESFA No 890/19 - BID DUE DATE EXTENSION

30 Oct 2020

DETAILED ENGINEERING, PROCUREMENT AND CONSTRUCTION OF BOG COMPRESSION STATION AT REVITHOUSSA LNG TERMINAL

INTERNATIONAL OPEN TENDER DESFA No 910/20

22 Oct 2020

DETAILED ENGINEERING, PROCUREMENT AND CONSTRUCTION OF A NEW QUAYWALL FOR SMALL SCALE LNG CARRIERS AT REVITHOUSSA LNG TERMINAL

Application Due Date Extension Inq.917/20

14 Oct 2020

Supply of LNG Quantity for Balancing Services of the Hellenic Natural Gas Transmission System for the period 01.01.2021 07:00 – 01.01.2022 07:00

INTERNATIONAL OPEN TENDER DESFA No 915/20

09 Oct 2020

Replacement of Metering and Supervision/Control Systems at NNGTS M and M/R Stations

INTERNATIONAL OPEN TENDER DESFA No 890/19

05 Oct 2020

DETAILED ENGINEERING, PROCUREMENT AND CONSTRUCTION OF BOG COMPRESSION STATION AT REVITHOUSSA LNG TERMINAL

INTERNATIONAL OPEN TENDER DESFA NO. 917/20

10 Sep 2020

Supply of LNG Quantity for Balancing Services of the Hellenic Natural Gas Transmission System for the period 01.01.2021 07:00 – 01.01.2022 07:00

INTERNATIONAL OPEN TENDER DESFA Νο.916/20

10 Sep 2020

Supply of LNG Quantity for Operating Gas Offsetting of the LNG Terminal for the period 01.01.2021 07:00 – 01.01.2022 07:00

INTERNATIONAL OPEN TENDER DESFA No 896/20 - BID DUE DATE EXTENSION

18 Jun 2020

UPGRADE OF PHYSICAL SECURITY OF DESFA FACILITIES/ PHYSICAL SECURITY CONTROL CENTER

INTERNATIONAL OPEN TENDER DESFA No 896/20

15 May 2020

UPGRADE OF PHYSICAL SECURITY OF DESFA FACILITIES/ PHYSICAL SECURITY CONTROL CENTER

INTERNATIONAL OPEN TENDER DESFA No 830/18

11 May 2020

FIELD & OFF-SITE FABRICATION INSPECTION SERVICES FOR THE: “DETAILED ENGINEERING, PROCUREMENT AND CONSTRUCTION OF A LNG TRUCK LOADING STATION AT REVITHOUSSA TERMINAL”

INTERNATIONAL OPEN TENDER DESFA No 807/18

11 May 2020

REVIEW OF DETAILED ENGINEERING AND CONSTRUCTION SUPERVISION SERVICES FOR THE: “DETAILED ENGINEERING, PROCUREMENT AND CONSTRUCTION OF A LNG TRUCK LOADING STATION AT REVITHOUSSA TERMINAL”

INTERNATIONAL OPEN TENDER DESFA No 901/20 - BID DUE DATE EXTENSION

11 May 2020

DETAILED ENGINEERING, PROCUREMENT AND CONSTRUCTION OF THE NEA MESSIMVRIA COMPRESSOR STATION UPGRADE and FIVE YEARS MAINTENANCE AND ADVISORY SERVICES

OPEN TENDER DESFA No 885/19 - BID DUE DATE EXTENSION

16 Apr 2020

CONSTRUCTION OF THE TECHNICAL TRAINING CENTRE IN NEA MESSIMVRIA OF THESSALONIKI

INTERNATIONAL OPEN TENDER DESFA No 901/20

04 Apr 2020

DETAILED ENGINEERING, PROCUREMENT AND CONSTRUCTION OF THE NEA MESSIMVRIA CΟMPRESSOR STATION UPGRADE and FIVE YEARS MAINTENANCE AND ADVISORY SERVICES

OPEN TENDER DESFA No 885/19

13 Mar 2020

CONSTRUCTION OF THE TECHNICAL TRAINING CENTRE IN NEA MESSIMVRIA OF THESSALONIKI

INTERNATIONAL OPEN TENDER No. 898/20 - BID DUE DATE EXTENSION

26 Feb 2020

SUPPLY OF NATURAL GAS QUANTITY REQUIRED FOR THE OPERATIONAL GAS OFFSETTING IN THE HELLENIC NATURAL GAS TRANSMISSION SYSTEM DURING THE PERIOD 01.04.2020 07:00 – 01.01.2022 07:00

INTERNATIONAL OPEN TENDER DESFA No. 897/20 APPLICATION - DUE DATE EXTENSION

26 Feb 2020

Supply of LNG Quantity for Balancing Services of the Hellenic Natural Gas Transmission System for the period 01.04.2020 07:00 – 01.01.2021 07:00

International Open Tender No 897/20

19 Feb 2020

Supply of LNG Quantity for Balancing Services of the Hellenic Natural Gas Transmission System for the period 01.04.2020 07:00 – 01.01.2021 07:00

International Open Tender No 898/20

19 Feb 2020

Supply Of Natural Gas Quantity Required for The Operational Gas Offsetting in the Hellenic Natural Gas Transmission System During

INTERNATIONAL OPEN TENDER DESFA No 871/19 - BID DUE DATE EXTENSION

11 Dec 2019

DETAILED ENGINEERING, PROCUREMENT AND CONSTRUCTION OF THE NEA MESSIMVRIA COMPRESSOR STATION UPGRADE

OPEN TENDER DESFA No 755/17

25 Nov 2019

SUPPLY OF 31 TURBINE METERS FOR MEASURING ACCURACY IMPROVEMENT AT N.N.G.T.S. M/R STATIONS

INTERNATIONAL OPEN TENDER DESFA No 871/19

18 Nov 2019

DETAILED ENGINEERING, PROCUREMENT AND CONSTRUCTION OF THE NEA MESSIMVRIA COMPRESSOR STATION UPGRADE

OPEN TENDER DESFA No 879/19

13 Nov 2019

MAINTENANCE OF NATURAL GAS TRANSMISSION SYSTEM OF TAP AG AND ITS FACILITIES LOCATED IN GREEK TERRITORY

OPEN TENDER DESFA No 753/17 - BID DUE DATE EXTENSION

07 Oct 2019

OFFSHORE PIPELINE INSPECTION AND CATHODIC PROTECTION SYSTEM SURVEY WITH ROV

OPEN TENDER DESFA No 753/17

11 Sep 2019

OFFSHORE PIPELINE INSPECTION AND CATHODIC PROTECTION SYSTEM SURVEY WITH ROV

INTERNATIONAL OPEN TENDER DESFA No 867/19

29 Jul 2019

BASIC ENGINEERING PACKAGE AND ASSOCIATED STUDIES FOR THE INSTALLATION OF AMPELIA COMPRESSOR STATION

OPEN TENDER DESFA No 824/18

01 Jul 2019

CONSTRUCTION SUPERVISION SERVICES FOR THE: “DETAILED ENGINEERING, PROCUREMENT AND CONSTRUCTION FOR THE INTERCONNECTION BETWEEN TAP AND ΝNGTS PIPELINES AT THE AREA OF NEA MESSIMVRIA – THESSALONIKI”

INTERNATIONAL OPEN TENDER DESFA No 826/18 - BID DUE DATE EXTENSION

10 May 2019

BASIC AND DETAILED ENGINEERING DESIGN FOR SMALL SCALE LNG INFRASTRUCTURE AT THE PORTS OF PATRA, IGOUMENITSA AND IRAKLEIO - GREECE

INTERNATIONAL OPEN TENDER DESFA No 826/18

11 Apr 2019

BASIC AND DETAILED ENGINEERING DESIGN FOR SMALL SCALE LNG INFRASTRUCTURE AT THE PORTS OF PATRA, IGOUMENITSA AND IRAKLEIO - GREECE

INTERNATIONAL OPEN TENDER DESFA No. 787/18/DDP- BID DUE DATE EXTENSION

26 Oct 2018

INTELLIGENT PIG INSPECTION PROJECT OF NATIONAL NATURAL GAS TRANSMISSION SYSTEM (NNGTS)

INTERNATIONAL OPEN TENDER DESFA No. 810/18/DDP- APPLICATION DUE DATE EXTENSION

06 Oct 2018

SUPPLY OF LNG QUANTITY FOR BALANCING SERVICES OF THE HELLENIC NATURAL GAS TRANSMISSION SYSTEM DURING THE YEARS 2019 AND 2020

INTERNATIONAL OPEN TENDER DESFA 809/18/DDP – BID DUE DATE EXTENSION

06 Oct 2018

SUPPLY OF NATURAL GAS QUANTITY REQUIRED FOR THE OPERATIONAL GAS OFFSETTING IN THE HELLENIC NATURAL GAS TRANSMISSION SYSTEM DURING THE YEARS 2019 AND 2020

INTERNATIONAL OPEN TENDER DESFA No. 787/18/DDP

04 Oct 2018

INTELLIGENT PIG INSPECTION PROJECT OF NATIONAL NATURAL GAS TRANSMISSION SYSTEM (NNGTS)

International Open Tender DESFA No.810/18/DDP

25 Sep 2018

Supply of LNG Quantity for Balancing Services of the Hellenic Natural Gas Transmission System during the Years 2019 and 2020

INTERNATIONAL OPEN TENDER DESFA 809/18/DDP

26 Sep 2018

SUPPLY OF NATURAL GAS QUANTITY REQUIRED FOR THE OPERATIONAL GAS OFFSETTING IN THE HELLENIC NATURAL GAS TRANSMISSION SYSTEM DURING THE YEARS 2019 AND 2020

International Open Tender DESFA No 689/17 - Bid Due Date Extension

17 Sep 2018

REPLACEMENT OF SCADA SYSTEM

International Open Tender DESFA No 674/16 - Bid Due Date Extension

17 Sep 2018

DETAILED ENGINEERING, PROCUREMENT AND CONSTRUCTION OF A LNG TRUCK LOADING STATION AT REVITHOUSSA TERMINAL

International Open Tender DESFA No 788/18 - Bid Due Date Extension

17 Sep 2018

DETAILED ENGINEERING, PROCUREMENT AND CONSTRUCTION FOR THE INTERCONNECTION BETWEEN TAP AND ΝNGTS PIPELINES AT THE AREA OF NEA MESSIMVRIA - THESSALONIKI

International Open Tender DESFA No 689/17 - Bid Due Date Extension

05 Sep 2018

REPLACEMENT OF SCADA SYSTEM

International Open Tender DESFA No 674/16 - Bid Due Date Extension

05 Sep 2018

DETAILED ENGINEERING, PROCUREMENT AND CONSTRUCTION OF A LNG TRUCK LOADING STATION AT REVITHOUSSA TERMINAL

Open Tender DESFA No 748/17 - Bid Due Date Extension

05 Sep 2018

BASIC ENGINEERING DESIGN AND RELATED STUDIES FOR THE INSTALLATION OF A NEW SEND-OUT BOG COMPRESSOR UNIT AT REVITHOUSSA LNG TERMINAL

International Open Tender DESFA No 788/18 - Bid Due Date Extension

05 Sep 2018

DETAILED ENGINEERING, PROCUREMENT AND CONSTRUCTION FOR THE INTERCONNECTION BETWEEN TAP AND ΝNGTS PIPELINES AT THE AREA OF NEA MESSIMVRIA - THESSALONIKI

International Open Tender DESFA No 689/17 - Bid Due Date Extension

18 Jul 2018

REPLACEMENT OF SCADA SYSTEM

International Open Tender DESFA No 674/16 - Bid Due Date Extension

18 Jul 2018

DETAILED ENGINEERING, PROCUREMENT AND CONSTRUCTION OF A LNG TRUCK LOADING STATION AT REVITHOUSSA TERMINAL

Open Tender DESFA No 748/17 - Bid Due Date Extension

18 Jul 2018

BASIC ENGINEERING DESIGN AND RELATED STUDIES FOR THE INSTALLATION OF A NEW SEND-OUT BOG COMPRESSOR UNIT AT REVITHOUSSA LNG TERMINAL

International Open Tender DESFA No 788/18 - Bid Due Date Extension

18 Jul 2018

DETAILED ENGINEERING, PROCUREMENT AND CONSTRUCTION FOR THE INTERCONNECTION BETWEEN TAP AND ΝNGTS PIPELINES AT THE AREA OF NEA MESSIMVRIA - THESSALONIKI

International Open Tender DESFA No 689/17 - Bid Due Date Extension

26 Jun 2018

REPLACEMENT OF SCADA SYSTEM

International Open Tender DESFA No 674/16 - Bid Due Date Extension

26 Jun 2018

DETAILED ENGINEERING, PROCUREMENT AND CONSTRUCTION OF A LNG TRUCK LOADING STATION AT REVITHOUSSA TERMINAL

Open Tender DESFA No 748/17 - Bid Due Date Extension

26 Jun 2018

BASIC ENGINEERING DESIGN AND RELATED STUDIES FOR THE INSTALLATION OF A NEW SEND-OUT BOG COMPRESSOR UNIT AT REVITHOUSSA LNG TERMINAL

International Open Tender DESFA No 788/18 - Bid Due Date Extension

26 Jun 2018

DETAILED ENGINEERING, PROCUREMENT AND CONSTRUCTION FOR THE INTERCONNECTION BETWEEN TAP AND ΝNGTS PIPELINES AT THE AREA OF NEA MESSIMVRIA - THESSALONIKI

International Open Tender DESFA No 788/18 - Modification to the Initial Contact Notice

15 Jun 2018

DETAILED ENGINEERING, PROCUREMENT AND CONSTRUCTION FOR THE INTERCONNECTION BETWEEN TAP AND ΝNGTS PIPELINES AT THE AREA OF NEA MESSIMVRIA - THESSALONIKI

International Open Tender DESFA No 689/17 - Bid Due Date Extension & Contract Notice Modification

14 Jun 2018

REPLACEMENT OF SCADA SYSTEM

Open Tender DESFA No 748/17 - Bid Due Date Extension

14 Jun 2018

BASIC ENGINEERING DESIGN AND RELATED STUDIES FOR THE INSTALLATION OF A NEW SEND-OUT BOG COMPRESSOR UNIT AT REVITHOUSSA LNG TERMINAL

International Open Tender DESFA No 788/18 - Bid Due Date Extension

07 Jun 2018

DETAILED ENGINEERING, PROCUREMENT AND CONSTRUCTION FOR THE INTERCONNECTION BETWEEN TAP AND ΝNGTS PIPELINES AT THE AREA OF NEA MESSIMVRIA - THESSALONIKI

International Open Tender DESFA No 674/16 - Bid Due Date Extension

07 Jun 2018

DETAILED ENGINEERING, PROCUREMENT AND CONSTRUCTION OF A LNG TRUCK LOADING STATION AT REVITHOUSSA TERMINAL

Open Tender DESFA No 748/17 - Bid Due Date Extension

29 May 2018

BASIC ENGINEERING DESIGN AND RELATED STUDIES FOR THE INSTALLATION OF A NEW SEND-OUT BOG COMPRESSOR UNIT AT REVITHOUSSA LNG TERMINAL

International Open Tender DESFA No 689/17

25 May 2018

REPLACEMENT OF SCADA SYSTEM

International Open Tender DESFA No 788/18

23 May 2018

DETAILED ENGINEERING, PROCUREMENT AND CONSTRUCTION FOR THE INTERCONNECTION BETWEEN TAP AND ΝNGTS PIPELINES AT THE AREA OF NEA MESSIMVRIA - THESSALONIKI

International Open Tender DESFA No 674/16

09 May 2018

DETAILED ENGINEERING, PROCUREMENT AND CONSTRUCTION OF A LNG TRUCK LOADING STATION AT REVITHOUSSA TERMINAL

Open Tender DESFA No 748/17 - Bid Due Date Extension

07 May 2018

BASIC ENGINEERING DESIGN AND RELATED STUDIES FOR THE INSTALLATION OF A NEW SEND-OUT BOG COMPRESSOR UNIT AT REVITHOUSSA LNG TERMINAL

Open Tender DESFA No 748/17

27 Mar 2018

BASIC ENGINEERING DESIGN AND RELATED STUDIES FOR THE INSTALLATION OF A NEW SEND-OUT BOG COMPRESSOR UNIT AT REVITHOUSSA LNG TERMINAL

Application Due Date Extension International Open Inquiry No 764/17/DDP

18 Jan 2018

SUPPLY OF NATURAL GAS QUANTITY FOR THE BALANCING OF ΤHE HELLENIC NATURAL GAS TRANSMISSION SYSTEM FOR THE PERIOD 26.03.2018 07:00 – 11.06.2018 07:00

SUPPLY OF NATURAL GAS QUANTITY FOR THE BALANCING OF ΤHE HELLENIC NATURAL GAS TRANSMISSION SYSTEM FOR THE PERIOD 26.03.2018 07:00 – 11.06.2018 07:00

18 Jan 2018

Application Due Date Extension International Open Inquiry No 764/17/DDP

Completed Procurements

SUPPLY OF NATURAL GAS QUANTITY REQUIRED FOR THE OPERATIONAL GAS OFFSETTING IN THE HELLENIC NATURAL GAS TRANSMISSION SYSTEM FOR THE YEAR 2018

28 Jul 2017

Application Due Date Extension International Open Inquiry No 728/17/DDP

/userfiles/procurement/728_17-Application-Due-Date-Extension.doc

Supply of LNG Quantity for the Balancing of the Hellenic Natural Gas Transmission System During the Year 2018

27 Jul 2017

Application Due Date Extension International Open Inquiry No 722/17/DDP

/userfiles/procurement/722_17-Application-Due-Date-Extension-.pdf

REALIZATION OF THE INTEGRATED INFORMATION SYSTEM (IIS) OF THE GREEK NATIONAL NATURAL GAS SYSTEM (NNGS)

06 Apr 2015

International Open Tender No 368/13-Bid Due Date Extension

/userfiles/procurement/1_0-368_13-paratasi.pdf
Displaying: 3 - 1 of 1
Hellenic Gas Transmission System Operator S.A.
Site Map
  • NATIONAL NATURAL GAS SYSTEM
    • REGULATORY FRAMEWORK / COMPLIANCE
      • PROJECTS
        • REGULATED SERVICES
          • NON REGULATED SERVICES
            • SAFETY / ENVIRONMENT / QUALITY
              • ANNOUNCEMENTS

                ACCESS
                • Electronic Informatin System ESFA and Online Trading System N.G.
                Contact
                • DESFA Head Office
                • 357 -359 Mesogeion Av.
                • 152 31 Chalandri
                • Tel: +30 213 0884000
                • Fax: +30 210 6749504
                • Email: desfa@desfa.gr
                Εmergency Call
                Εmergency Call
                8001122222 (+30) 2105551666
                Links
                • Ministry Of Environment & Energy
                • RAE (Regulating Authority for Energy) in Greece
                • EDA Attica
                • EDATHESS Gas Distribution Company Thessaloniki - Thessalia SA
                • DEDA
                • ADMIE
                • LAGIE
                • ENTSOG
                • Gas Naturally
                • GIE
                • IGU
                Social Media

                © copyright DESFA 2018

                Top