Home > About CL  
History of Growth
Our Policies
Certifications and Credits
Strategic Alliances
Management Team

History of Growth

Cethar Limited erstwhile Cethar Vessels Ltd was founded in the year 1981 and commenced its business operations in the year 1984.

The operations started with manufacture of Atmospheric Fluldised Bed Boilers up to 15TPH for industrial applications over a period of time it has grown to keep pace with opportunities and it is now capable of Design, Manufacture and Construct thermal power plants up to a unit size of 350MW.

Our Policies

HR Policy

Quality Policy

To deliver Products / Services conforming to applicable Regulations and National / International Standards to satisfy CUSTOMER NEEDS.

To work across the Organisation for Continual improvement of Products / Services through effective implementation of Quality Management System.

OHSE Policy

Cethar Limited, a leading manufacturer of boilers is highly committed towards improvement of OHSE by

1. Creating a Healthy & Safe Environment for its members associated with all our processes.
2. Complying with relevant Occupational Health, Safety & Environmental Legislations and Other requirements / Regulations.

3. Constantly upgrading Systems & Procedures towards Conservation of Resources, Preventing Pollution, injury and ill health.
4. Enhancing OHSE awareness amongst our employees including all interested parties by Proactive communication and training.
5. Continual improvement of OHSE performance by improving Operating practices and Reviewing OHSE Objectives & Targets.

  Certifications and Credits  

BS EN ISO 9001: 2008 (QMS)
BS EN ISO 14001- 2004 (EMS)
OHSAS 18001: 2007
ASME “S”, “U”, “PP” & NBBI- R Stamps


More than 1,250 Boilers in Operation
31 Captive power plants are in operation on EPC basis
22 Captive power plants are under different stages of execution
14 Utility units (on EPC/ BTG/ Boiler) cumulating to 3460MW are under different stages of execution.
Collective experience of Directors and Senior Executives of Cethar Limited is more than 2500 years.


First biomass (Rice Husk) fired AFBC boiler
First multi-fuel fired AFBC boiler
Most new AFBC boilers in operation
First bagasse fired AFBC boiler
First lignite fired AFBC boiler
Smallest capacity (500Kg./hr AFBC boiler
Largest capacity (175TPH) AFBC boiler in operation
First AFBC boiler to fire gaseous fuel (Biogas)
Largest capacity (140TPH) Traveling Grate boiler in operation
First 100% bagasse fired Traveling Grate boiler with highest pressure and temperature: 108 Kg/ Cm2 and 540oC
Indigenously developed CFBC technology stabilized in shortest possible time in operation
CFBC boilers designed to fire unique fuels like 100% Char, Distillery Effluent, 100% pet coal, Fly Ash from BFBC boilers for the first time
Commissioning of 150MW power plant in 21months 20 days (So far a record)
Largest size (2X150 MW) CFB based power plant at SHREE CEMENT in operation in India.
Largest size CFB boiler in India successfully burning 100% petcoke as fuel.
  Strategic Alliances
  Collaboration Agreement for Super Critical / Ultra Super Critical  
Cethar Limited has entered into a Licensing Agreement with M/s.RILEY Power Inc., USA, a group company of Babcock Power Inc., USA to offer Once - Through Supercritical / Ultra Supercritical boilers using Siemens patented Low Mass Flux Benson technology suitable for sliding pressure operations.

Licensing Agreement was signed on 19th January 2010 and is valid for 15 years till 31st December 2024.

Cethar has also signed a Direct Licensing Agreement with Siemens AG, Germany and is authorized to use their trademark for Benson boilers.
  Technical collaboration with RILEYPower Inc., USA  
On August 06, 2007 CL entered into a licensing agreement with RILEY Power Inc., USA, a group company of internationally reputed Babcock Power Inc., USA, for Pulverized Coal Fired sub-critical pressure boiler up to a capacity of 600 MW.

The collaboration agreement, valid up to July 2017, provides full fledged technology transfer in

 Thermal engineering and sizing of the components
 Detailed design
 Sub-delivery selection procedures
 Manufacturing practices
 Quality Assurance Programs
 Erection and Commissioning procedures
 Updates in the above will be available

Under the Program, technical team of CL executives have been trained at RILEY Power works in USA in various areas covering: Boiler Performance and Proposals, Circulation, Aerodynamics, Layout, Structural Engineering, Fuel Firing, Controls and Instrumentation etc.
  Technical collaboration agreement with Kraftanlagen Munchen, Germany (KAM)  

CL has signed a technical collaboration agreement with Kraftanlagen Munchen, Germany (KAM) for Engineering, Manufacturing, Supply and Erection of Power Plant Piping for both Sub-Critical and Super-Critical applications.

The agreement, valid for 10 years period starting from June, 2008, provides technology transfer for welding and heat treatment processes for advanced materials like P12, P23, P92, Super 304H etc. Also it facilitates training of CL personnel at KAM works and supervision by KAM personnel at CL works and training.

CL will lead the consortium with KAM as partner for all the projects to be executed in India and other SAARC countries. CL will also support KAM in manufacturing for other markets.

Please click here to know more about Kraftanlagen Munchen, Germany…

  Cooperation Agreement with NEM for HRSG  

NEM, Netherlands b.v., the worlds renowned HRSG Supplier, and Cethar have entered into a cooperation agreement on November 14, 2008 for Drum-type Heat Recovery Steam Generators behind Gas Turbine for capacities 42 MWe and larger.

NEM b.v., an ISO 9001 certified company established in 1929, is a leading global supplier active in the field of generating equipment. Since the 1960s, NEM has supplied custom made solutions for Heat Recovery Steam generators, Industrial and Utility Boiler for Power Generating and Industrial applications world wide.

With hundreds of HRSGs sold world wide, both natural and forced circulating type, NEM offers know-how and vast experience in the field of heat recovery in Combined Cycle and Cogeneration Power Plants.

Please click here to know more about NEM, Netherlands…

  Management Team  
K. Subburaj,

Chairman of Cethar Group, is a first generation entrepreneur, known for his radical and reformist approach. After graduating from Thiagaraja College of Engineering, Madurai, India, he pursued a career in Indian Space Research Organization (ISRO) Thumba, and later on worked for Bharat Heavy Electricals Limited (BHEL), Tiruchirappalli as a production Engineer.
The entrepreneurial skills soon made him to start his initial venture Pipelines India in Tiruchirapalli, as a sub contractor to BHEL.
His desire to grow has resulted in establishment of Cethar Group of Companies which are currently concentrating in Power equipment manufacturing and in the process of developing power plants.
He possesses multiple skill sets to head various departments such as Design, Manufacture, Quality control system and Erection and Commissioning involving Civil, Mechanical, Electrical and Controls and Instrumentation Engineering domain apart from administration of the group.
He believes in transparency and fair treatment.

N.K. Pothiraaj,

Managing Director, started his career in Pipelines India Limited in 1981. A strategist with an enviable organizational skills and contacts, he was instrumental in stabilizing and reviving Cethar group's companies by forming the required alliances in many incidences. He was responsible for all infrastructural expansions of the group and manages the business.

Managing Director
Ponnusami Gounder,

Director Technical, has over thirty years of experience in the boiler field, both in Pulverized Coal firing and Fluidized Bed Combustion. Although a hard-core technologist, he is more known for his simple and pragmatic approach from the fundamentals. He had started his career in Bharat Heavy Electricals Limited (BHEL), Tiruchirapalli, India, but has worked in many global projects through his other associations with Pyropower Corporation and Foster Wheeler Corporation in USA.
A pioneer in the development of utility scale CFB projects, he is holding more than 8 patents for his technical innovations in the CFB boilers and was nominated for Ahlstrom Corporation's International Prize for Excellence in Engineering in 1990.

Mr.Ponnusami Gounder
V.K. Gopinath

A former Executive Director of BHEL, Tiruchirapalli, he took the organization to heights that once seemed unattainable. This electrical engineer with years of experience in the power industry is a fossil boilers specialist. His contributions to the welding industry brought him the prestigious Keith Heartly Award from Indian Institute of Welding.

N. Chandrasekaran

His impressive skill set encompasses boiler, piping engineering, project management and exports. With his excellent business management skills, he has been the promoter director of companies such as Enmas Engineering, Enmas Process technologies and Fichtner Consulting Engineers.

A. Krishnamoorthy

He contributes to Cethar with his expertise acquired during his tenures at premier institutions such as Reserve Bank of India, Andhra Bank and Lakshmi Vilas Bank. As a director, he plays a critical role in translating the organizational objectives into tangible benefits in diverse domains covering profit maximization Corporate governance and financial management.

V. Kannan

He is a well-known personality in energy industry across the world. An alumnus of Madras University where he did his Bachelor’s in Mechanical Engineering before doing a 11 year stint with BHEL. He later migrated to Canada. Working in a cross cultural environment, he excelled in everything that he did and carved a niche for himself in engineering, proposal management, project management, sales and marketing. He is hailed in industry circles for his intrinsic ability to convert new technologies into commercial success. He has been working for 30 years in Canadian Power Industry before joining Cethar.
Mr.V. Kannan
K. Thambithurai

A Mechanical Engineer from Annamalai University, he obtained his Master’s in Management Engineering from Regional Engineering College, Tiruchirapalli. He then joined the service of the Tamil Nadu Government and served in various capacities in the Inspectorate of Boilers for more than 36 years. Retired as Chief Inspector of Boilers, Tamil Nadu, he immensely contributes with his sound knowledge of statutory norms and the fine rapport with Government agencies.
Mr.K. Thambithurai
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