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Last Accounting Company

AI-native accounting services for business financial operations.

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Company model
AI-native service
Category
Accounting, tax & audit
Team size
4 (YC listing)
Last Accounting Company website homepage screenshot

Last Accounting Company combines an accounting practice and its own software in one service. Its Björn agent handles recurring administration while accountants review and sign off the result.

What Last Accounting Company does

The service covers the manual work around bookkeeping, bank reconciliation, invoices, VAT returns, payroll and the close. Its model is designed to keep that administration from running through the business owner’s team.

Björn gathers and processes the recurring information, while accountants provide the professional review. The company presents the ledger and the accounting service as one operating system rather than separate products that require the customer to coordinate every handoff.

Last Accounting Company’s public site includes Finnish-language accounting workflows, and Y Combinator lists the business as an active company. Its offering is a managed accounting relationship, with automation supporting the practice rather than replacing sign-off responsibility.

  • AI-native accounting
  • Björn agent
  • Bookkeeping
  • Bank reconciliation
  • Invoice handling
  • VAT returns
  • Payroll
  • Monthly close
  • Financial statements
  • Accountant sign-off
  • General ledger

Differentiation

Compared with bookkeeping software

The service includes accountants who review the result, not only tools that the owner must use to maintain the books.

Compared with separate firm and software relationships

The company combines its own ledger and accounting operation, allowing automation and professional review to work from the same records.

Company details

Investors & backers

  • Y Combinator

Explore Last Accounting Company

The service covers the manual work around bookkeeping, bank reconciliation, invoices, VAT returns, payroll and the close. Its published model is designed to keep that administration from running through the business owner’s team.

Sources & profile notes

This profile brings together published information about Last Accounting Company, including its offering, company details and supporting sources. Review the original material for the full context.

Last reviewed October 21, 2026. Prices and availability may change; inclusion is not an endorsement.