1989 April
    Has Çelik ve Halat San Tic A.Ş. was established as the second company of HES Group of Companies

1989 September
     Hascelik has started the manufacturing of Galvanized Steel Strand for Aerial Telecommunication Cables

1991
     Started the production of steel wire ropes

• Qualified with ISO 9003 Quality Assurance Certificate
• Qualified with ISO 9002 Quality Assurance Certificate

1994

• Started the Export of Steel Wire Ropes
• Started the production of 1350 Grade Aluminium Wire Rod
• Started the production of Aluminium Conductors
  • All Aluminium Conductors (AAC)
  • Aluminium Conductors Steel Reinforced (ACSR)
  • All Aluminium Alloy Conductors (AAAC)
• Approved by Turkish Electricity Transmission Company as Aluminium Conductor Supplier.

2001

• Started the Export of Aluminium Conductors
• Approved by United States Department of Agriculture Rural Development RUS (Rural Utility Service) Certificate
• Qualified ISO 9001 Quality Assurance Certificate

2003
     Qualified ISO 14000 Environmental Management Certificate

2004

• Started the production of 6101, 6201, Alloy Aluminium Wire Rod
• Started the production of Insulated Aerial Bundled Cables (ABC Cables)
•  Metal Matris A. S. founded in Kayseri Industrial Zone as daughter company of Has Çelik A.Ş. to produce Steel Wire for Spring and Mattress Units for furniture industry.

2005

• (August) Eren Endüstriyel A. S. founded in Kayseri Free Zone as daughter company of Has Çelik A.Ş. to produce Aluminum Rod, Aluminum Alloy Rod, and Aluminum Conductors (AAC, AAAC, ACSR) and Low Voltage Aerial Bundled Cables.
• (September) Eren Endüstriyel A.S. started production of AAAC conductors.

2006

• (April) Eren Endustriyel A.S. started production of XHHW-2 building wire.
• (May) Eren Endüstriyel A.S. changed company name to Coreal Aluminyum Kablo A.S.

2007

• (July) Cihan Metal, a competitor’s factory is purchased and all machines transferred to new property of Has Celik in Kayseri Expansion Area of Industry, as 4th plant.
• (September) Expansion plant start manufacturing, and Has Celik reached capacity of 200 tons/day for AAC, ACSR, AACSR, AAAC and 0,6-1 kV Insulated Aerial Cables, and name of plant is defined as HASCELIK CABLES.

2008
     (May) NAYY, NA2XY Cable production started.

2009

     (June) HASCELIK beginned investment of Medium Voltage, Underground XLPE Insulated cable production plant investment with all investmenr equipments ordered from Europe.