Company lists · Data refreshed September 2026

Top 25 Internal audit consulting firms based in Mexico

RevenueBase identified 206 company matches for internal audit consulting firms associated with Mexico as of September 2026 and tracks 1,665 professional contacts across them, including 139 with verified work emails and 9 with mobile numbers. Mexico City is the largest hub.

This list covers company matches for internal audit consulting firms associated with Mexico, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 4, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 4, 2026 How this list was built
206Companies
1,665Contacts tracked
139Verified emails
9Mobile numbers
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The 25 largest internal audit consulting firms based in Mexico

Ranked by team size
Top 25 of 206 company matches for internal audit consulting firms based in Mexico, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 4, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchMexicoHQ recorded Sep 4, 2026201-500322 contacts →

Exact match

“Bienvenidos a Kreston BSG."Knowing you" Somos una firma de consultoría multidisciplinaria que brinda soluciones integrales mediante la sinergia de un equipo de expertos en el área…”

Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
2Exact matchMexico City, MexicoHQ recorded Sep 4, 202651-20065 contacts →

Exact match

“Resa y asociados S.C.”

Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
3Exact matchQueretaro, MexicoHQ recorded Sep 4, 202611-5034 contacts →

Exact match

“Somos una firma de consultoría líder en materia fiscal, legal y de auditoría financiera, integrada por un equipo de profesionistas altamente experimentados.”

Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
4Exact matchMonterrey, MexicoHQ recorded Sep 4, 202611-5033 contacts →

Exact match

“Martínez Magallanes Consultores S.C.”

Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
5Exact matchZapopan, MexicoHQ recorded Sep 4, 202611-5030 contacts →

Exact match

“Salgado Accounting & Tax, S.C, is a consulting firm with 19 years of operation, which has merged the experience, capacity, professionalism and dynamism of its founding and…”

Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
6Exact matchMiguel Hidalgo, MexicoHQ recorded Sep 4, 202651-20028 contacts →

Exact match

“Protiviti es una firma global de consultoría de negocios y auditoría interna, integrada por profesionales especializados en servicios de riesgos de negocios, transacciones y…”

Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
7Exact matchAguascalientes, MexicoHQ recorded Sep 4, 202611-5021 contacts →

Exact match

“Somos una firma 100% Hidrocálida constituida en 2013, cuya principal fortaleza es la mezcla apropiada de experiencia y dinamismo, misma que nos permite estar a la vanguardia en la…”

Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
8Exact matchMexico City, MexicoHQ recorded Sep 4, 202611-5019 contacts →

Exact match

“Somos una firma de auditoría y consultoría establecida en 2009, con la misión de mejorar el desempeño y sustentabilidad de nuestros clientes a través del análisis y soluciones…”

Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
9Exact matchMexicoHQ recorded Sep 4, 202651-20019 contacts →

Exact match

“FIDEM Consulting IT Services S.C.(FIDEM®) es una firma constituida en 1994, especializada en servicios de consultoría de negocios, cumplimiento normativo, control interno…”

Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
10Exact matchSaltillo, MexicoHQ recorded Sep 4, 202611-5017 contacts →

Exact match

“Somos una firma de consultoría, certificada internacionalmente, que brinda servicios especializados en diversas áreas como auditorias, fiscales, financieras, nóminas…”

Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
11Exact matchMexico City, MexicoHQ recorded Sep 4, 202611-5017 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
12Exact matchMexico City, MexicoHQ recorded Sep 4, 20261-1015 contacts →

Exact match

“Innovative consulting firm founded in 2004 by top leaders in the management consulting space- Eight practice leaders; more than twenty-five multi-disciplinary consultants- Four…”

Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
13Exact matchMexicoHQ recorded Sep 4, 202611-5014 contacts →

Exact match

“Servicios profesionales en contabilidad, auditoría, impuestos y asesoría administrativa y financiera; con conceptos innovadores y métodos de control administrativo que se conectan…”

Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
14Exact matchNorte, MexicoHQ recorded Sep 4, 202651-20013 contacts →

Exact match

“Somos una firma de prestigio que desde hace más de 44 años ofrece auditorías externas e internas, y consultoría, para todo tipo de empresas.”

Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
15Exact matchMexicoHQ recorded Sep 4, 202611-5013 contacts →

Exact match

“Blinda es una firma que conjuga la experiencia de más de treinta años de profesionales multidisciplinarios.”

Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
16Exact matchMexicoHQ recorded Sep 4, 202611-5013 contacts →

Exact match

“FS Advisory Firm, SC, is a Firm that combines years of experience among its multidisciplinary professionals with the objective of providing specialized services related to…”

Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
17Exact matchTijuana, MexicoHQ recorded Sep 4, 202611-5012 contacts →

Exact match

“Integral advice for your business.”

Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
18Exact matchMexico City, MexicoHQ recorded Sep 4, 202611-5010 contacts →

Exact match

“En C&C Consulting siempre te damos más, nos enfocamos en resolver sus necesidades en las áreas fiscal, legal, consultoría, PLD, contraloría externa y auditoría; con el apoyo de…”

Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
19Exact matchMexicoHQ recorded Sep 4, 202611-508 contacts →

Exact match

“Un equipo comprometido con el éxito de su negocio" Firma multidisciplinaria de profesionales con más de 20 años de experiencia que le ayudarán a cumplir los objetivos de su…”

Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
20Exact matchPuebla, MexicoHQ recorded Sep 4, 202611-507 contacts →

Exact match

“Bajo la marca "Revidere-DFK" prestamos servicios de auditoría y consultoría a clientes del sector privado y público (Gobierno).”

Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
21Exact matchToluca De Lerdo, MexicoHQ recorded Sep 4, 202611-506 contacts →

Exact match

“Ante los constantes cambios que se suscitan en todo el mundo, los cuales inciden de manera directa en nuestro entorno, las formas tradicionales de hacer negocios no bastan.”

Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
22Exact matchMonterrey, MexicoHQ recorded Sep 4, 202611-506 contacts →

Exact match

“Somos una firma especializada en Asesoría y Consultoría en Auditoría interna, Control Interno, Fiscal, Comercio Exterior y Normatividad Contable.”

Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
23Exact matchMexicoHQ recorded Sep 4, 20261-106 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
24Exact matchGuadalajara, MexicoHQ recorded Sep 4, 20261-106 contacts →

Exact match

“En OAV Consultores, estamos comprometidos con el crecimiento sostenido de nuestros clientes, ofreciendo asesorías integrales que deriven en la optimización de sus recursos…”

Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
25Exact matchZapopan, MexicoHQ recorded Sep 4, 202611-504 contacts →

Exact match

“ISM GRC is a boutique auditing and advisory firm that enables organizations to achieve their goals consistently with GRC Solutions It offers solutions for Governance, Risk…”

Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase

Showing 25 of 206 internal audit consulting firms based in Mexico

See the full list, filter by size, metro and specialty, and access 139 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Internal audit consulting firms based in Mexico at a glance

As of Sep 4, 2026
8.3%Verified-email coverage
0.5%Mobile-number coverage
8.1Average contacts per company
11-50Median size (employees)
19.4%Largest-city concentration · Mexico City
Sep 4, 2026Page data refreshed

Companies by employee count

1-10
83
11-50
96
51-200
18
201-500
6
501-1,000
1
1,001-5,000
1

Freshness & accuracy

How recently the business emails on this list were verified

Email last verified

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with Mexico whose business descriptions match “internal audit consulting firms” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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 displayed company carries at least one verified work email. RevenueBase tracks 139 professional contacts with verified work emails across the full matched dataset. 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 4, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Internal audit consulting firms by metro

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “internal audit consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many internal audit consulting firms are there based in Mexico?

RevenueBase identified 206 company matches for internal audit consulting firms associated with Mexico as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Kreston BSG México tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most internal audit consulting firms?

Mexico City leads with 40 company records, followed by Monterrey (18) and Guadalajara (12).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 139 professional contacts with verified work emails tracked across these 206 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 4, 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 SmartSearch, 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.