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Ontax

Ontax is a law firm specializing in business law.

Legal Services
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Headquarters
Vigo, Pontevedra, SpainSource: RevenueBaseRetrieved October 13, 2026
Employee range
11 to 50Source: RevenueBaseRetrieved October 13, 2026
Founded
2016Source: RevenueBaseRetrieved October 13, 2026
Published list appearances
76 supported appearances ↗Source: RevenueBase lists
The company at a glance

What does Ontax do?

The firm lists commercial, corporate, financial and capital markets law, insolvency, and restructuring among its areas of specialization. The firm has offices in Vigo and Coruña, Spain.

Based on the company’s public LinkedIn information, supplied through RevenueBase.

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Company lists.

Supported appearances on published RevenueBase lists, including available memberships beyond displayed rankings.

Positions describe ordering within each source list. See how lists are built ↗

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BADGE PREVIEWOntax listed #1 on Big 4 law firms, September 22, 2026Open the published source list.
Ontax

#1 Big 4 law firms

Snapshot: September 22, 2026

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Company information

Sources & data notes.

RevenueBase prepared this profile from the company’s public LinkedIn information and RevenueBase company data. These source records were retrieved on October 13, 2026. AI helped summarize these sources, with a separate automated check against the source text completed on November 3, 2026. Directory positions use company-contact counts from separate saved list snapshots dated August 30, 2026, September 1, 2026, September 4, 2026, September 5, 2026, September 7, 2026, September 18, 2026, September 19, 2026, September 20, 2026, September 22, 2026, September 23, 2026, September 26, 2026, September 27, 2026, September 28, 2026 and September 29, 2026. How the company lists are built.

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