Company lists · Data refreshed September 2026
Top 25 IT systems integrators based in Chennai, India
RevenueBase identified 132 IT systems integrators headquartered in Chennai, India as of September 2026 and tracks 3,986 professional contacts across them, including 454 with verified work emails. Across India, Pune is the largest hub for this category (223 companies); Chennai has 132.
This list covers IT systems integrators headquartered in Chennai, India, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 28, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest IT systems integrators based in Chennai, India
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 679 contacts → | ||||
Indirect evidence “Hitachi Solutions is a leader in providing industry solutions based on Microsoft Dynamics AX and Microsoft Dynamics CRM.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 2 | 413 contacts → | ||||
Partial evidence “About Us 36+ Years of IT Infrastructure & Managed Services Expertise At Fourth Dimension Technologies (4DTech), we help organizations modernize, secure, and manage their IT…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 3 | 298 contacts → | ||||
Strong evidence “Skylark Information Technologies Private Limited Established in 1993, Skylark is one of India's leading award-winning System integrators (SI).” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 4 | 206 contacts → | ||||
Partial evidence “Krion Consulting is a Technology Integrator for Digital Transformation of Government, Transportation, Infrastructure, Manufacturing and Automotive Businesses, helping them achieve…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 5 | 175 contacts → | ||||
Strong evidence “We have evolved to become a pioneer in the IT systems integration space, earning the highest level of global partnerships with leading technology brands.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 6 | 157 contacts → | ||||
Strong evidence “With over 25 years of unrivaled experience as a leading AV System Integrator, O2K has been at the forefront of revolutionizing the way businesses connect, communicate, and…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 7 | 152 contacts → | ||||
Partial evidence “Futurenet Technologies is an IT Consulting, Integration & Support Services company.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 8 | 127 contacts → | ||||
Strong evidence “We are a trusted global technology outsourcing company and systems integrator combining deep technical expertise and industry experience to build digital transformation roadmaps…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 9 | 104 contacts → | ||||
Strong evidence “L&T Smart World: An LTTS Unit is a leading system integrator and global connected intelligence solution provider.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 10 | 69 contacts → | ||||
Strong evidence “We are a System Integrator providing end-to-end IT infrastructure solutions across multiple industry verticals.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 11 | 50 contacts → | ||||
Indirect evidence “Welcome to Centum Controls, your one-stop solution for simplifying and automating manufacturing processes!” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 12 | 48 contacts → | ||||
Strong evidence “Arrow Technologies Private Limited was established in 1996 to Provide end to end IT Solutions and has since developed in to one of the Leading System Integration and Network…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 13 | 44 contacts → | ||||
Strong evidence “MERLIN Automation Solutions is a system integrator operating from Chennai, deploys technological solutions to our customers in the areas of Robotics, Conveyors, Special Purpose…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 14 | 41 contacts → | ||||
Indirect evidence “At Haass.io, we believe great businesses are built on two things: happy customers and empowered employees.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 15 | 40 contacts → | ||||
Strong evidence “Origin Techserve is a leading AV system integrator specializing in cutting-edge audiovisual solutions and Unified Communication & Collaboration.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 16 | 39 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 17 | 37 contacts → | ||||
Partial evidence “Phalgune Infotech is a premier IT Infrastructure Solutions Company that delivers technology solutions that fit the business model of its clients in the technology areas of IT…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 18 | 36 contacts → | ||||
Partial evidence “Ardelisys (pronounced “R-Deli-sis”) operates in the space of system integration, providing turnkey solutions to customers in Safety, Security, Building automation & Energy…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 19 | 27 contacts → | ||||
Indirect evidence “With a great team of experts and engineers we offer all side support to our customers, as trusted advisor, as a product vendor and with a good pool of skilled engineers and…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 20 | 27 contacts → | ||||
Partial evidence “At Highshine IT Solutions, we help businesses maximize efficiency and scale operations with the right fit ERP solutions.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 21 | 25 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 22 | 19 contacts → | ||||
Strong evidence “At Digitraly, we are a team of experienced IT consultants with over 40 years of combined expertise in leading global IT consulting firms and system integrators.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 23 | 16 contacts → | ||||
Indirect evidence “JBK CONTROLS INDIA PRIVATE LIMITED is a company based out of O/3, NO.100, AKSHAYA HOUSE, VELACHERRY MAIN ROAD, GUINDY, CHENNAI, Tamil Nadu, India.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 24 | 15 contacts → | ||||
Strong evidence “We are South India based Systems Integrator focused on empowering organizations with its innovative IT product, solutions & services portfolio, both on-premises and cloud.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 25 | 14 contacts → | ||||
Indirect evidence “Tellestia is a pure-play enterprise integration services firm that empowers mid-market and enterprise organizations to build secure, scalable, and connected digital ecosystems.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: IT systems integrators. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names IT systems integrators.
- Partial evidence
- Its own public description names part of IT systems integrators, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name IT systems integrators. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 132 IT systems integrators based in Chennai, India
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IT systems integrators based in Chennai, India at a glance
As of Sep 28, 2026Companies by employee count
Email recency for this list is measured across the whole India list rather than for Chennai, so it is reported there. Company counts and contact totals on this page are exact for Chennai, over 132 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among IT systems integrators, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in Chennai, India whose own description of what they do matches “IT systems integrators”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names IT systems integrators), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among IT systems integrators, and records with no verified work email. Companies headquartered outside Chennai are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every listed company carries at least one verified work email, 454 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 28, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
IT systems integrators by metro in India
- IT systems integrators in Pune223
- IT systems integrators in Hyderabad214
- IT systems integrators in New Delhi207
- IT systems integrators in Mumbai205
- IT systems integrators in Bangalore195
- IT systems integrators in Noida142
- IT systems integrators in Bengaluru121
- IT systems integrators in Ahmedabad119
- IT systems integrators in Delhi97
- IT systems integrators in Kolkata62
- IT systems integrators in Gurgaon60
- IT systems integrators in Gurugram49
- IT systems integrators in Jaipur45
- IT systems integrators in Navi Mumbai27
- IT systems integrators in Thane26
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names IT systems integrators, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many IT systems integrators are there based in Chennai, India?
RevenueBase identified 132 IT systems integrators headquartered in Chennai, India as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Hitachi Solutions India PVT LTD, headquartered in Chennai, tops this list with the largest team on record.
Which city in India has the most IT systems integrators?
Pune leads India with 223 headquartered companies, followed by Hyderabad (214) and New Delhi (207). Chennai has 132.
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 454 verified decision-maker contacts tracked across these 132 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 28, 2026.
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
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