Oneopen Finance

OneOpen Finance connects with the financial market.

Financial Services

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Headquarters: São Paulo, BrazilSource: RevenueBaseRetrieved October 13, 2026
Employee range: 11 to 50Source: RevenueBaseRetrieved October 13, 2026
Founded: 2020Source: RevenueBaseRetrieved October 13, 2026
Published list appearances: 5 supported appearances ↗Source: RevenueBase lists

The company at a glance

What does Oneopen Finance do?

The company creates a one-stop-shop marketplace for financial market solutions through APIs from insurers, banks, brokerages and other institutions. The company independently connects its partners to the market and provides intelligence and technology to support their product offerings within each client's personalized planning.

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

What the business offers

Services & capabilities.

Financial intelligence and technology

The company provides intelligence and technology to help partners offer products within each client's personalized planning.

Source: LinkedIn company description · Retrieved October 13, 2026

Explore the business in context

Snapshot: August 31, 2026

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Oneopen Finance

#18 Api integration specialists fintech companies

Snapshot: September 26, 2026

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<a href="https://revenuebase.ai/companies/api-integration-specialists-fintech-companies/brazil" target="_blank" rel="nofollow noopener">
  <img src="https://revenuebase.ai/companies/profiles/oneopen/recognition-companies-api-integration-specialists-fintech-companies-brazil-20260927-35545b4d567547ca1c74ec1e3713770adc6ef4c760ec63c1088626eb70ac0793.svg" alt="Oneopen Finance listed #18 on Api integration specialists fintech companies, September 26, 2026" width="220" height="319" style="max-width:100%;height:auto;" />
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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 4, 2026. Directory positions use company-contact counts from separate saved list snapshots dated August 31, 2026, September 1, 2026, September 26, 2026 and September 27, 2026. How the company lists are built.

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