Graduated from India School of Mines in 1962. Joined the then NCDC (National Coal Development Corporation). Thereafter continued working in coal sector itself and finally superannuated from South Eastern Coalfields as its Chairman cum Managing Director in 1997 after 35 years of service with coal industry. During this innings in coal industry worked as Director (Tech.) of newly formed Mahanadi Coalfields Ltd. during its formative years. While in (MCL) looked after its operations and planning and was also responsible for its personnel functions. Rest of the senior level stint was in NCL again managing developing projects from their inception to completion and then had a posting in NEC (North Eastern Coalfields) Assam during most troublesome period in the state 1991-93. After retirement has been working as Consultant Mining Engineer, first in association with International mining consultants on a World Bank aided project, Strategic options for Singreni Coal Collieries Ltd. (SCCL) and then with Tata Energy Research Institute to study Legal & Regulatory Framework of Coal Industry. Concurrently was also a consultant to M/s. Videocon International which was to develop a coal block in Orissa. For last 17 ½ years was working with Global Coal & Mining Pvt. Ltd. as a Consultant/ Director and then as its Managing Director for six years before superannuating in March, 2016. Thereafter Continued my stint with the Group as its Advisor till 9 th October 2017. Joined Vayunandana Power Limited on 9 th October 2017 to take over as its Managing Director from 1 st November 2017.
Membership of Professional Bodies
Institution of Engineers (India): MIE (Mining)
Mining, Geological & Metallurgical Institute of India (MGMI)
Life Membership in India Energy Forum (IEF)
Member of Coal Preparation Society of India (CPSI).
He completed AISM (Mining) from the prestigious Indian School of Mines, Dhanbad in 1958, along with B.Sc (Hons) (Mining Engineering) from Bihar University standing 1st Class 1st and was recipient of Pickering Medal. He obtained 1st Class Colliery Manager Certificate of Competency in 1961. Then he joined National Coal Development Corporation (NCDC) as Apprentice Mining in 1958 and worked at various levels right from General Manager of Wardha Area to Chairman-cum-Managing Director of South Eastern Coalfields Limited and then with Bharat Coking Coal Limited. He was instrumental in very fast development of different coalfields. Talcher Coalfields and Ib-Valley Coalfields (now with Mahanadi Coalfields Limited) were his special area of accelerated development. As CMD of South Eastern Coalfields Limited he was opening atleast one project every two months. The expansion / growth was +20% every year from 1988-1991 under his leadership.
He joined Bharat Coking Coal Limited as Chairman cum Managing Director in 1991. At that time the company was under severe cash crunch and the production figures of preceding years were going downwards. His efforts bring back the company into life and within a short span of 3-years BCCL become cash rich and the production figures increased manifold. He superannuated in March 1995. The turnover doubled from 1480 Crores to 2950 Crores during 1991-1995. After his retirement he joined with Nippon Denpro Ispat Limited as their President and worked with them till 1997. To utilize his experience in the coalfields, during the year 1997, he become Promoter – Managing Director of M/s ACB (India) Limited [Formerly M/s Aryan Coal Benefications Pvt. Ltd.] M/s ACBIL is engaged in the business of Coal Washeries, Thermal Power, Wind Power, Equipments etc.
He started this company in 1997 with an initial capital of Rs. 1.5 Crores. Today the net worth of this company is more than Rs. 4000 Crores. ACBIL is the biggest private coal washery operator in India owning more than 50% of the market share, having more than 54 Million Tonnes Per Annum Capacity. It is also operating a 30 MW & 2x135 (270 MW) Reject based Thermal Power Plants in Korba District of Chattisgarh and constructing 950 MW plant at present. Another project 2x1200 MW (2400 MW) is also in pipeline.
Mr. Mrig’s expertise has been utilized by the Department of Trade & Industry, Government of UK to conduct a study on technical and economic feasibility of producing low ash coal for power stations in India. M/s ACBIL represented by Mr. Mrig was the Indian Partner, while M/s Dargo Associates Limited, UK was the British counterpart.
He is also:
Gold Medalist for 1st Class 1st in AISM (Mining Engineering) during the year 1958
Prestigious Dewan Bahadur DD Thacker Coal Mining (Gold) Medal for 2006-2007 – through MGMI Kolkata
Recipient of Prestigious Life Time Achievement Award from Indian Mine Managers Association
Distinguished Alumni Award from Indian School of Mines, Dhanbad.
Mr. Mrig is one of the Recognized Qualified Person (RQP) for the Mining Plans by the Ministry of Coal, Government of India.
Currently he is the Vice President of India Energy Forum and President of Indian School of Mines Alumni Association, Delhi Chapter.