ATTIMUS GROUP

Software that automates compliance for regulated, cross-border markets.

Attimus Group turns complex financial compliance obligations into automated, reliable systems so businesses and their customers can operate across jurisdictions without friction.

01Products

Products

Rentax is Attimus’s platform for Brazilian tax compliance. It integrates directly with Brazilian government systems to automate monthly federal tax filings for non-resident property owners.

Automated filings

Generates and prepares the required Brazilian federal tax forms automatically each month.

Auditable by design

Maintains a complete, tamper-evident record of every filing for full compliance traceability.

Direct government integration

Connects straight to Brazilian federal tax systems, handling the digital certificates, authentication and session state they require.

02Company

Company

Attimus Group LLC is a Delaware limited liability company formed in 2025, registered to do business in California and headquartered in San Francisco.

Founder

Vinicius Quintanilha

Founder & CEO

  • 16 years at Banco Santander and Bank of America (Merrill Lynch)
  • Head of Strategy for Bank of America's Latin America platform
  • Stanford MSx 2025, Robert L. Joss Scholar

LinkedIn

03Contact

Contact

Location
San Francisco, California, United States