As per your request here I giving you list of notable companies in the information technology sector based in India.

Names of IT software companies

Tata Consultancy Services
Mumbai

Infosys
Bangalore

Wipro
Bangalore

HCL Technologies
Noida

Tech Mahindra
Pune

Oracle Financial Services Software
Mumbai

Mindtree
Bangalore

Mphasis
Bangalore

Hexaware Technologies
Navi Mumbai

Tata Elxsi
Bangalore

3i Infotech Mumbai

Accel Frontline
Chennai

Aditi Technologies
Bangalore

Adrenalin eSystems
Chennai

Aftek
Mumbai

Algoworks
Noida

Atom Technologies
Mumbai

BirlaSoft
Noida

Blue Star Infotech
Mumbai

C-DAC
Pune

CMC Limited
New Delhi

Cognizant Teaneck,
New Jersey

Exilant Technologies
Bangalore

Experion technologies Thiruvananthapuram
Firstsource Mumbai

Flytxt Mobile Solutions Amsterdam

HSBC GLT India
Pune

IGATE
Bridgewater Township, New Jersey

Impetus Technologies Los Gatos, California

Infinite Computer Solutions Bangalore

InfoBeans Indore

Intellect Design Chennai

KPIT Technologies Pune

Larsen & Toubro Infotech
Mumbai

Mastek Mumbai

Mistral Solutions
Bangalore

Nucleus Software Exports Ltd.
Noida

NVISH
Santa Clara, California

Ocimum Bio Solutions
Hyderabad

Onward Technologies
Mumbai

Persistent Systems
Pune

Plivo
San Francisco

Polaris Financial Technology Limited Chennai

Pramati Technologies Hyderabad
Quest Global Singapore

Samsung India Software Center
Noida

Sankalp Semiconductor

Sasken
Bangalore

Sonata Software
Bangalore

SPAN Infotech (India) Pvt. Ltd.
Bangalore

SunTec Business Solutions
Thiruvananthapuram

Tata Interactive Systems
Mumbai

Tejas Networks
Bangalore

Thirdware Mumbai

Thoughtworks
Bangalore

Trigent Software
Bangalore

UST Global
Aliso Viejo, California

Walkover Web Solutions
Indore

WNS Global Services
Mumbai

ZOHO Corporation
Pleasanton, California

Zenith Computers
Mumbai