Company lists · Data refreshed September 2026
Top 25 Iso 9001 consulting firms based in India
RevenueBase identified 822 iso 9001 consulting firms headquartered in India as of September 2026 and tracks 6,701 professional contacts across them, including 566 with verified work emails. New Delhi is the largest hub.
This list covers iso 9001 consulting firms headquartered in 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 iso 9001 consulting firms based in India
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 410 contacts → | ||||
Indirect evidence “VCS Quality Services Pvt.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 2 | 204 contacts → | ||||
Strong evidence “Netsoft Consulting Services culture " An ISO 9001: 2008 Company" is a fast-paced, evolving and possesses a keen entrepreneurial spirit.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 3 | 150 contacts → | ||||
Strong evidence “Certvalue is a global leader in consulting, training and certification as a one stop solution for ISO, CE marking, HACCP, GMP, RoHS and many more delivering high quality service…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 4 | 103 contacts → | ||||
Strong evidence “ASMACS Group is an ISO 9001-2008 Accredited Organization, came into existence in 1984 and since then, it has grown exponentially.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 5 | 97 contacts → | ||||
Strong evidence “SDIL - ISO: 9001:2015 Certified company.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 6 | 89 contacts → | ||||
Indirect evidence “We are trusted providers of quality solutions for leading Indian & MNC brands.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 7 | 78 contacts → | ||||
Partial evidence “We,(Maven Profcon Services LLP) are a consulting organization, specializing in Medical Devices.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 8 | 77 contacts → | ||||
Partial evidence “SkkAto was founded in 2016 with the goal of offering the best engineering, consulting, and quality assurance services available.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 9 | 74 contacts → | ||||
Indirect evidence “company website” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 10 | 73 contacts → | ||||
Indirect evidence “Nathan & Nathan Consultants Pvt.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 11 | 72 contacts → | ||||
Partial evidence “4C Consulting provides an extensive range of strategic consulting and advisory services that leads to sustainable business excellence.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 12 | 66 contacts → | ||||
Strong evidence “Aleph INDIA a BIS : ISO 9001 certified consulting organization specializing in regulatory compliance, product certifications and testing under various Domestic & international…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 13 | 65 contacts → | ||||
Indirect evidence “SLOG SOLUTIONS PVT.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 14 | 63 contacts → | ||||
Strong evidence “UNICON is an ISO 9001 - 2015 organization and promoted by technocrats having very rich experience with the vision of providing world-class service in technology and Human…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 15 | 55 contacts → | ||||
Partial evidence “Advance Innovation Group encompasses expertise of over several years in Business Consulting and Training.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 16 | 53 contacts → | ||||
Indirect evidence “Simple Solutions is a Management System Consultancy Company, which has since its inception given seed to innovate concepts in developing integrated management system development…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 17 | 51 contacts → | ||||
Strong evidence “We provide multiple model/multi location solutions including CMMI ML2, ML3, ML4 and ML5 coupled with Six Sigma practices-Certification body of ISO 27001, ISO 9001, & ISO CERT-In…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 18 | 51 contacts → | ||||
Indirect evidence “Operon Strategist is working towards catalyzing and ensuring the strategic development of the clients in the areas of Regulatory approvals, Quality Assurance, Quality Control…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 19 | 47 contacts → | ||||
Partial evidence “We are Allied Boston - A leading consulting & training organization worldwide.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 20 | 43 contacts → | ||||
Indirect evidence “Our advisors include renowned quality experts who have more than 15 years of experience, who are members of ISQua ( Internatioal Society for Quality in Healthcare), some of whom…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 21 | 38 contacts → | ||||
Indirect evidence “Our organization is an accredited Certification body for Management System Certification and Exemplar Global (RABQSA) certified training provider for Lead Auditor Training/…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 22 | 37 contacts → | ||||
Strong evidence “We are today, one of the reputed training and consulting organizations engaged in: •Preparing organizations for certification of various international standards (such as ISO)…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 23 | 36 contacts → | ||||
Indirect evidence “Leading HR Consultants with 30 yrs of incrdible history.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 24 | 36 contacts → | ||||
Indirect evidence “Kamtech Associates Pvt.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 25 | 33 contacts → | ||||
Partial evidence “CUNIX Quality and Management ( Formerly: CUNIX Infotech ) is a globally renowned and recognized Elite CMMI Institute Partner (ISACA) and Management Consulting Organization.” 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: iso 9001 consulting firms. 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 iso 9001 consulting firms.
- Partial evidence
- Its own public description names part of iso 9001 consulting firms, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name iso 9001 consulting firms. 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.
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Iso 9001 consulting firms based in India at a glance
As of Sep 28, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for India, so it is reported there. Company counts and contact totals on this page are exact for India, over 822 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 iso 9001 consulting firms, 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 India whose own description of what they do matches “iso 9001 consulting firms”. 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 iso 9001 consulting firms), 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 iso 9001 consulting firms, and records with no verified work email. Companies headquartered outside India 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, 566 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.
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 iso 9001 consulting firms, 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 iso 9001 consulting firms are there based in India?
RevenueBase identified 822 iso 9001 consulting firms headquartered in 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?
VCS Quality Services Pvt. LTD, headquartered in Mulund West, tops this list with the largest team on record.
Which city has the most iso 9001 consulting firms?
New Delhi leads with 56 headquartered companies, followed by Pune (56) and Chennai (47).
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 566 verified decision-maker contacts tracked across these 822 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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