Who we are

A leading Power Plant Engineering Consultant and O & M Service Provider

DESEIN PRIVATE LIMITED, an ISO-9001:2015 certified company with its headquarters in New Delhi, India, is a leading engineering consultancy organization with over 38,000 MW of experience in setting up coal/lignite fired power plants as well as gas based simple & combined cycle power plants with unit sizes ranging upto 800 MW which is the largest size single unit of supercritical technology currently under implementation in India. It has been rendering such specialized engineering and also contracting services covering all disciplines of engineering, viz. civil, structural, architectural, mechanical, electrical,electronics, instrumentation & controls and environmental for various power utilities, industrial projects in India and abroad since inception in 1965. Today, the core competency of the company applies not only to power plants but also to multi-disciplinary infrastructural projects of any nature.

DESEIN is also a service provider for operation & maintenance of power plants in India & abroad since 1980. DESEIN has provided such services for many power plants in the past and at present we are executing O&M contracts at 15 power plants in India and abroad.

Broadly, the services we provide for coal / lignite fired power plants as well as gas based combined cycle power plants include:

  • Feasibility studies & selection of site
  • Preparation of detailed project report
  • Environment impact assessment studies
  • Project development activities such as technical assistance for obtaining clearances, soil investigation, site survey, review of PPA & FSA, etc.
  • Complete design & detailed engineering including procurement assistance
  • Project / construction management
  • Inspection & expediting, quality assurance
  • Supervision of construction, erection, testing & commissioning
  • Operation & maintenance services
  • Renovation & modernization of existing power plants

Protection of environment has always been a major concern and way back in 1987 DESEIN set up a separate division to provide environmental engineering solutions to mitigate pollution arising out of new projects. Since then, a group of specialists in this field has undertaken field studies to determine the impact and suggest remedial measures for setting up of more than 80 large power projects with a cumulative capacity of around 62,000 MW of power in India. The contribution made by this group has been of immense value for the preservation of environmental balance for the well being of the present andfuture generations.

Today, DESEIN is a brand name in the Indian Engineering Industry which reflects the confidence and satisfaction that its valued clients have reposed in the services that DESEIN provided over the years for a large number of projects all over the country and abroad.


Our modern engineering office, located in New Delhi, is fully equipped with the latest engineering design / draughting facilities, state-of-the-art hardware and software.

For instant & reliable digital communication and data transmission, DESEINs network is linked by a high speed dedicated bandwidth of 30 Mbps & video conferencing system over IP. This facility has proved to be an effective tool for instant communication with our clients and associates.


The total manpower available with the Group is around 2,000 comprising specialists, engineers, designers, CAD technicians and other supporting staff. The engineering team as a whole carries 20 million man-hours of experience in every aspect of thermal power plants

DESEIN has a team of over 500 qualified and experienced engineers representing all engineering disciplines, i.e. civil, structural, architectural, mechanical, electrical, control & instrumentation, chemical and environmental to carry out engineering, procurement, project management, construction / erection & commissioning as well as operation & maintenance of power plants. DESEIN also has an experienced team representing all engineering disciplines for developing 3D models for detailed engineering. They are assisted by designers, CAD technicians and other supporting staff.

With over five decades of experience, DESEIN has built a vast reservoir of skills not only to engineer but also to construct, operate and maintain power plants to international standards.

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