SIGMA I.T. SUPERSTORE PVT. LTD. We wish to introduce ourselves one of the leading dealer of HP, ACER, DELL & HCL brands Laptop, Desktop, Printer & Accessories in Lucknow. And we wish to empanel our company for the supply of Computer, Peripherals & consumables with you. . SIGMA I.T. Superstore Pvt. Ltd. is a private limited company started and run by a group of young, motivated and well-qualified people. Our SIGMA was established in 1995. Since our beginning, we have been one of the biggest wholesalers in Uttar Pradesh. We have made supplies and implemented big projects in Government and other well-known institutions and we have consistently lived up to the expectations of our prestigious clientele in terms of service and quality.