Born on 29th October 1945 at Taruchirapalli in Tamil Nadu. Sh. G. Madhavan was educated in St. Joseph’s college, Triuchirappli. He competed Post Graduation in Mathematics in April, 1966 but had to wait an year and a half to compete in the Civil Services examinations as he was below the prescribed age. After successfully clearing the examinations held in 1967 he joined the IAS in July 1968. Allotted to the IAS Cadre of Haryana Shri Madhavan has served the State with distinction in various important assignments, He has successfully handled big Government undertakings like the Haryana Urban Development Authority, Agricultural Marketing Board, Haryana Cooperative Marketing Federation, apart from Departments like Health, Transport, Labour and Employment, Food & Supplies, Sports & Youth Welfare, Industries, Forests, Revenue, Development & Panchayats etc. He served as Secretary under four Governors namely Shri B.N.Chakravarthy, Shri Jaishukhlal Hathi, Shri Harcharan Singh Brar and Shri R.S.Narula. He was the Member Secretary of the Fist State Finance Commission set up in the year 1994 to make recommendations for devolution of the funds to Panchayati Raj Institutions & Urban Local Bodies. He retired as the Chief Secretary to Govt. of Haryana on 31st October 2005 and was sworn in as the Chief Information Commissioner on the 1st November 2005.