Voltamp Transformers Ltd. was initially incorporated as Private Limited Company and established in year 1967 in Vadodara. Further, by a special resolution passed by the shareholders under section 31 and 44 of the Companies Act, 1956, the Company has been converted from Private Limited to Public Limited Company w. e. f. 22.02.2006.

The Company has installed facility to manufacture Oil filled Power and Distribution Transformers up to 160MVA, 220kV Class, Resin Impregnated Dry type Transformers up to 5 MVA, 11KV Class (In Technical collaboration with MORA, GERMANY) and Cast Resin Dry type Transformers up to 12.5 MVA, 33 KV Class (In Technical collaboration with HTT, GERMANY). There are total four Sheds one each for Oil filled Power Transformers, Oil filled Distribution Transformers, Resin Impregnated Dry type Transformers and Cast Resin Dry type Transformers . The factory is spread over 6 acres of land and has a built up area of 11,800 sq. mtr. The total installed capacity is around 11000 MVA per annum.

VOLTAMP delivers its strength from its customers. Over the years of sincere service and dedication to its customers has earned the company, distinguished customers which includes leaders in Government and Semi-Government projects, Refineries, Fertilizer Plants, Power sector, Pharma, Paper, Steel, Cement sectors etc and various other Industries and State Electricity Boards.

The turnover of the COMPANY for the year ended 31.03.2009 was Rs. 643 Crores.

80% of the present annual sales is from Project Business. In most of the Projects, Transformer orders are through leading consultants of International repute like – ENGINEERS INDIA LTD., KAVERNER, TATA CONSULTING ENGINEERS, MN DASTUR, AVANT GARDE, TOYO ENGINEERING, JACOBS HG, UHDE, CHEMTEX ENGG., DALAL CONSULTANTS LTD., BECHTEL, MECON, DEVELOPMENT CONSULTANTS, FICHTNER CONSULTING ENGINEERS - to name a few. All the turnkey Contractors like ABB, SIEMENS, L & T etc. are regularly sourcing their Transformer requirements for their Industrial and Switchyard package projects.

VOLTAMP was initially incorporated as a Private Limited Company in the year 1967, in the State of Gujarat by converting the erstwhile Partnership Firm “VOLTAMP CORPORATION” which was established in the year 1963 by Mr. Lalitkumar H Patel, B. Sc. (Engg.), London, A.C.G.I., M.I.E. From 1959 to 1961, worked with SIEMENS, Germany at their Nurenberg Transformer Division where he had gained experience in all the aspects of Transformer manufacturing. On his return, he joined Bharat Bijlee Ltd. / Siemens India, then a Licensee of Siemens from 1961 to 1963.