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The company was founded in 1992 with court decision № 282 from the regional court of Stara Zagora. Its legal successor is the company Petko Petkov - 24 Ltd. with court decision № 3029/2001. It starts its activity in March 1993 and specializes in repair of Boiler equipment – heating surfaces, pipelines, PF plant, rotating devices, etc.

The company has permit № 0043, dated 10.11.2003 from the Regional department of the State Technical Regulatory Body, Stara Zagora for repair, reconstruction, maintenance and service of boilers, steam re-heaters, pipelines for steam and hot water – 1st to 4th category, gas equipment and installations, lifting equipment and acetylene system. The company also has permit № 0028, dated 01.10.2002 for mounting, repair and emergency service of elevators issued by the regional department of the State Technical Regulatory Body, Stara Zagora.

The company has CERTIFICATE OF QUALITY MANAGEMENT SYSTEM - STANDART EN ISO: 9001:2008, № 114/В/05.09 of European Inspection and Certification Company S.A.- EUROCERT, CERTIFICATE OF OCCUPATIONAL HEALTH AND SAFETY MANAGEMENT SYSTEM - STANDART BS OHSAS 18001:2007, № 104/ВО/05.09 of European Inspection and Certification Company S.A.- EUROCERT, CERTIFICATE OF ENVIRONMENTAL MANAGEMENT SYSTEM - STANDART EN ISO: 14001:2004, № 115/ВР/05.09 of European Inspection and Certification Company S.A.- EUROCERT

Petko Petkov - 24 Ltd. takes big part in repair of Boilers type PK-38-4, P-62 and OP-380. The company has performed repair works on PF plants, heating surfaces, ECO 1 and 2, high and low pressure pipelines, Air re-heaters, Oil tanks, Mill fans and other equipment.

The company has on its disposal managers and experts with high professional skills and capability of taking correct decisions. Most of them have many years of practice and a lot of experience. Repair works have always been done on time and with very high quality in accordance with technical conditions and factory standards.
 
Petko Petkov - 24 Ltd. was the first company to develop a technology for replacement of Boilers P-62 and Tube coils, technology for repair of ECO in combination with repair of tube coils in factory conditions. The company also developed the technology for replacement of cubes for air heaters of Boilers PK-38 in Maritsa East 2 Thermal Power Plant as well as replacement of Basic burners for boilers P-62. The company is experienced in repair of ID fans and FD fans, ESP, PF plant, Slag removal system, Combustion chamber, Second pass duct, Air heater, replacement of sections of Air heater, repair of Mill fans impeller, slag crushers, etc.