The parent company M/s. Gurunanak Mercantile Co. was established in the year 1948 by Sh. S.R. Ahuja. Exports were started in the year 1969 to African countries and is popular under the trade mark GMC. In the year 1989 it was renamed KASTEK INDIA and is now being looked after by Mr. S.R. Ahuja and Mr. Pankaj Ahuja .

KASTEK has won many exports awards from Govt. of India. Company has turn over of more than 1.5 crore Rupees. The fabrication of products is executed by a team of experienced craftsmen who take meticulous care right from the start to final finish of the product. Every piece despatched to the customer passes through a strict quality control at every stage of production.