Company lists · Data refreshed September 2026
Top 22 Law firm tax services based in Ecuador
RevenueBase identified 152 law firm tax services headquartered in Ecuador as of September 2026 and tracks 1,185 professional contacts across them, including 145 with verified work emails. Quito is the largest hub.
This list covers law firm tax services headquartered in Ecuador, 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 22 largest law firm tax services based in Ecuador
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 160 contacts → | ||||
Indirect evidence “BUSTAMANTE FABARA, boasting a legal track record of more than 68 years, is renowned for setting the standard in legal services across Ecuador and Latin America.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 2 | 135 contacts → | ||||
Indirect evidence “En Census Consultores, somos un equipo de más de 100 profesionales comprometidos con la excelencia, dedicados a brindar soluciones oportunas en aspectos legales y tributarios a…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 3 | 48 contacts → | ||||
Indirect evidence “ECOVIS firma líder en Europa continental.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 4 | 41 contacts → | ||||
Indirect evidence “Somos una firma de consultores en las áreas: Legal, Tributaria y Financiera y especialistas en Precios de Transferencia y Talento Humano, comprometida a trabajar conjuntamente con…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 5 | 19 contacts → | ||||
Indirect evidence “Somos una firma consultora fundada en el año 2006, conformada por un equipo de profesionales expertos y asociados, para brindar soluciones y asesorías a la vanguardia de lo que su…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 6 | 15 contacts → | ||||
Indirect evidence “FIDESBURó es una empresa líder en consultoría legal y tributaria, que garantiza a sus clientes un servicio con los más altos estándares de excelencia y calidad.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 7 | 14 contacts → | ||||
Indirect evidence “Somos una Firma de Consultores Asociados expertos en servicios de Asesoria Tributaria local y Internacional, Legal y Financiera.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 8 | 14 contacts → | ||||
Indirect evidence “Empresa con amplia trayectoria en el sector de servicios de asesoramiento tributario-contable, conformada por un equipo de trabajo especializado en los siguientes campos…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 9 | 13 contacts → | ||||
Indirect evidence “CALERO CELLERI Corporate Advisory es una firma que integra experiencia jurídica, tributaria, financiera y contable en una sola estructura, para brindar soluciones estratégicas a…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 10 | 11 contacts → | ||||
Indirect evidence “ROMERO & ASOCIADOS CIA.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 11 | 10 contacts → | ||||
Indirect evidence “Brindamos asesoría legal empresarial de manera personalizada, eficiente y oportuna en el sector tributario, societario, mercantil y laboral.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 12 | 10 contacts → | ||||
Indirect evidence “Iceberg Actuarial | Líderes en Consultoría Actuarial, Financiera y Tributaria | Más de 35 Años de Experiencia Internacional En Iceberg Actuarial, ofrecemos soluciones integrales…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 13 | 9 contacts → | ||||
Partial evidence “SOTOMAYOR CONSULTING TAX & LEGAL se especializa en Asesoría Tributaria y Legal Corporativa.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 14 | 7 contacts → | ||||
Indirect evidence “Te ayudamos a gestionar tus obligaciones tributarias, contables y financieras para que maximices tu rentabilidad y tomes decisiones acertadas en tu negocio” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 15 | 6 contacts → | ||||
Indirect evidence “INTEGRAL ADVISORS Servicios Legales & Tributarios, con sede en la ciudad de Quito, es una Firma de abogados especializada en la consultoría y asesoría en materia tributaria…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 16 | 6 contacts → | ||||
Indirect evidence “Consejeros Empresariales” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 17 | 4 contacts → | ||||
Indirect evidence “Somos una empresa constituida por profesionales con amplía experiencia en el sector contable y tributario, asesorando a clientes nacionales e internacionales en diversos sectores.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 18 | 3 contacts → | ||||
Indirect evidence “El Estudio Jurídico Izquierdo & Castro brinda un servicio jurídico integral en todas las áreas del Derecho, con énfasis en la asesoría fiscal tanto a nivel nacional como…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 19 | 3 contacts → | ||||
Indirect evidence “Somos una empresa de profesionales expertos en Contabilidad, Auditorías e Impuestos.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 20 | 3 contacts → | ||||
Indirect evidence “Somos un despacho de servicios jurídicos profesionales.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 21 | 2 contacts → | ||||
Indirect evidence “Estudio jurídico, societario, laboral, tributario y contable, especializado en resolución asuntos legales, impuestos, constitución de compañías, contratación laboral, IESS, marcas…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 22 | 2 contacts → | ||||
Indirect evidence “Asestax cuenta con un equipo de expertos que permite ofrecer a sus clientes una sólida cartera de servicios jurídicos y de planificación tributaria, entre los cuales se destaca la…” 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: law firm tax services. 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 law firm tax services.
- Partial evidence
- Its own public description names part of law firm tax services, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name law firm tax services. 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 22 of 152 law firm tax services based in Ecuador
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Law firm tax services based in Ecuador at a glance
As of Sep 28, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for Ecuador, so it is reported there. Company counts and contact totals on this page are exact for Ecuador, over 152 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 law firm tax services, 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 Ecuador whose own description of what they do matches “law firm tax services”. 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 law firm tax services), 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 law firm tax services, and records with no verified work email. Companies headquartered outside Ecuador 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, 145 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 law firm tax services, 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 law firm tax services are there based in Ecuador?
RevenueBase identified 152 law firm tax services headquartered in Ecuador 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?
Bustamante Fabara, headquartered in Guayaquil, tops this list with the largest team on record.
Which city has the most law firm tax services?
Quito leads with 65 headquartered companies, followed by Guayaquil (47) and Cuenca (5).
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 145 verified decision-maker contacts tracked across these 152 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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