Company lists · Data refreshed September 2026
Top 25 Audit firms based in Mexico
RevenueBase identified 356 audit firms headquartered in Mexico as of September 2026 and tracks 6,387 professional contacts across them, including 915 with verified work emails. Ciudad De Mexico is the largest hub.
This list covers audit firms headquartered in Mexico, 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 19, 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 audit firms based in Mexico
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,777 contacts → | ||||
Indirect evidence “En PwC México, contribuimos a generar confianza en la sociedad y a resolver problemas importantes.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 2 | 461 contacts → | ||||
Indirect evidence “We are an independent member of Baker Tilly International, one of the ten largest firms in the world.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 3 | 367 contacts → | ||||
Indirect evidence “Somos la quinta firma de contadores públicos y consultores de negocio a nivel mundial, proporcionamos los servicios profesionales de Auditoría; Impuestos y Consultoría Fiscal…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 4 | 348 contacts → | ||||
Indirect evidence “Forvis Mazars is a leading global professional services network.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 5 | 348 contacts → | ||||
Indirect evidence “Con más de 30 años en el mercado mexicano, RSM México es una firma líder en auditoría, impuestos y consultoría con profunda experiencia en diversas industrias y especializaciones…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 6 | 322 contacts → | ||||
Indirect evidence “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…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 7 | 283 contacts → | ||||
Indirect evidence “Russell Bedford México, miembros de Russell Bedford International (RBI), red mundial de Firmas independientes de Contadores Públicos y Asesores de Negocios, con la cobertura de…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 8 | 97 contacts → | ||||
Indirect evidence “Proporcionamos servicios profesionales en las áreas de Auditoría, Contabilidad, Impuestos y Consultoría.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 9 | 97 contacts → | ||||
Indirect evidence “PKF MEXICO, S.C.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 10 | 75 contacts → | ||||
Indirect evidence “We are a consolidated firm of certified public accountants, lawyers and consultants with national and international presence.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 11 | 65 contacts → | ||||
Indirect evidence “Resa y asociados S.C.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 12 | 39 contacts → | ||||
Strong evidence “At Velderrain Sáenz & Asociados, S.C, we specialize in corporate accounting, compliance, audit, and appraisal services.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 13 | 32 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 14 | 31 contacts → | ||||
Indirect evidence “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…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 15 | 28 contacts → | ||||
Indirect evidence “Protiviti es una firma global de consultoría de negocios y auditoría interna, integrada por profesionales especializados en servicios de riesgos de negocios, transacciones y…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 16 | 25 contacts → | ||||
Indirect evidence “Somos MRS Consultores, despacho contable y de consultoría empresarial con más de 47 años de experiencia en Querétaro” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 17 | 23 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 18 | 22 contacts → | ||||
Indirect evidence “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…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 19 | 21 contacts → | ||||
Indirect evidence “Somos una empresa de servicios legales, contables y financieros que canaliza sus acciones y conocimientos a la completa seguridad y tranquilidad de las necesidades de negocio de…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 20 | 19 contacts → | ||||
Indirect evidence “Paradygm es una firma de servicios legales y contables buscando romper paradigmas.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 21 | 19 contacts → | ||||
Indirect evidence “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…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 22 | 18 contacts → | ||||
Indirect evidence “Somos un despacho de contadores públicos establecido desde 1943 en la Ciudad de México.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 23 | 17 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 24 | 16 contacts → | ||||
Indirect evidence “Somos una firma de consultoría, certificada internacionalmente, que brinda servicios especializados en diversas áreas como auditorias, fiscales, financieras, nóminas…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 25 | 14 contacts → | ||||
Indirect evidence “Servicios profesionales en contabilidad, auditoría, impuestos y asesoría administrativa y financiera; con conceptos innovadores y métodos de control administrativo que se conectan…” Source: RevenueBase Database · checked Sep 19, 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: audit 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 audit firms.
- Partial evidence
- Its own public description names part of audit firms, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name audit 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.
Showing 25 of 356 audit firms based in Mexico
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Audit firms based in Mexico at a glance
As of Sep 19, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for Mexico, so it is reported there. Company counts and contact totals on this page are exact for Mexico, over 356 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 audit 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 Mexico whose own description of what they do matches “audit 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 audit 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 audit firms, and records with no verified work email. Companies headquartered outside Mexico 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, 915 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 19, 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.
Audit firms by metro
- Audit firms in Ciudad De Mexico35
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 audit 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 audit firms are there based in Mexico?
RevenueBase identified 356 audit firms headquartered in Mexico 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?
PWC México, headquartered in Miguel Hidalgo, tops this list with the largest team on record.
Which city has the most audit firms?
Ciudad De Mexico leads with 35 headquartered companies, followed by Monterrey (21) and Guadalajara (20).
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 915 verified decision-maker contacts tracked across these 356 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 19, 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.