4ON
Sao Paulo, State of Sao Paulo, Brazil
11-50 employees

About 4ON

fintech, payments, crossborder payments, payment processing, financial transactions processing, reserve, and clearinghouse activities, multi-currency fx exchange, merchant onboarding, fraud management, cross border payments, local payment methods, payout solutions, foreign exchange, international transactions, transaction settlement, fraud prevention, cash agents network, risk assessment, aml compliance

Decision Makers at 4ON

2 contacts

Vinicius Freitas

Chief Technology Officer

v***@gmail.com Sign up to view

Cristiano Alkaim

CEO & Founder

c***@4on.me Sign up to view

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14 technologies detected · 2 decision makers · Emails available

Sales Outreach Angle

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4ON's Position in the StackWho Database

  • 4ON is 1 of 21,667 financial services companies tracked in StackWho.
  • 21,586 financial services companies in our database have verified decision-maker emails (100% of the cohort).
  • 6,958 companies in State of Sao Paulo are in the StackWho database.
  • 7,667 financial services companies are in the 11-50 employee range (same size as 4ON).

Technology detection from public web signals. Decision-maker contacts compiled from LinkedIn public profiles, company filings, and verified outbound testing. Methodology & sources · Updated July 2026.

Frequently Asked Questions

What technology does 4ON use?

4ON uses Route 53, Gmail, Google Apps, DigitalOcean, Amazon SES, MailJet, and 8 more technologies. This data is sourced from StackWho's technology detection engine.

How do I contact the decision makers at 4ON?

StackWho has verified email addresses for 2 decision makers at 4ON. Pro members can access direct emails for the CEO, CTO, VP of Engineering, and other key contacts. Use StackWho to reach 4ON directly for sales, recruiting, or partnerships.

What industry is 4ON in?

4ON operates in the financial services industry, headquartered in Sao Paulo, State of Sao Paulo, Brazil. StackWho tracks technology stacks and decision maker contacts for companies across all industries.

Can I export 4ON's contact data?

Yes. StackWho Pro members can export decision maker contact data for 4ON and similar companies to CSV. Use the export feature to build targeted prospect lists segmented by technology stack, industry, or location.