Last Accounting Company

YC S26 · Active · AI-native accounting firm.

Competitors

Companies closest to Last Accounting Company
Company	Category	Status	Program
BalanceShared: accounting firm, full stack, smbsActiveAI	AI	Active	YCW26
SorabanShared: accounting firm, native, taxActiveAI	AI	Active	YCW21
CifratoShared: accounting firm, tax filing, accountantActiveAI	AI	Active	YCW25
RationalShared: accounting firm, finance, filingActiveAI	AI	Active	YCS26
FinlensShared: accounting firm, finance, accountantActiveAI	AI	Active	YCW20
Rilletnot in a program hereShared: general ledger, accounting, nativeElsewhereOther	Other	Elsewhere

Adjacent

Companies next to Last Accounting Company
Company	Category	Status	Program
Billow AI LabsShared: accounting firm, finance, nativeActiveAI	AI	Active	YCS26
CombinelyShared: accounting, accountant, taxActiveAI	AI	Active	YCX25
CampfireShared: legacy accounting, general ledger, nativeActiveAI	AI	Active	YCS23
ModernbancShared: finance, accountingActiveAI	AI	Active	YCW20
Luca IQShared: accounting firm, filing, taxActiveAI, Devtools	AI, Devtools	Active	YCS26

Also from S26 in AI

All of S26

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AudunAI-native debt collection companyActiveAI	AI	Active
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ArbitalThe social trading app for stocks, memes, and perpsActiveAI	AI	Active
ComputableDerivatives Exchange for ComputeActiveAI, Devtools	AI, Devtools	Active
DentaDental InsuranceActiveAI	AI	Active

Founders

Sami LaakkonenFounder
Riki KarjalainenFounder
Veikko PereFounder
Pietari VirkkunenFounder

About Last Accounting Company

Last Accounting Company (LAC) is a full-stack AI accounting firm. We sell the same service (bookkeeping, tax filings, etc.) as a traditional accounting firm, but underneath agents handle everything and a certified accountant signs off. Our service is faster, cheaper, and fully integrated, allowing our clients to focus on what matters, not accounting admin. LAC replaces both outsourced accountants and legacy accounting software for startups and SMBs. Our system is fully proprietary, from the general ledger to the accounting agents. This allows us to create powerful self-reinforcing loops and ultimately provide a state-of-the-art accounting service.

YC batch: S26 · Summer 2026
Status, per YC: Active
Category: AI
Team size: 4
Location: Helsinki, Finland
Founded: 2026
Checked: 1h ago

YC tags: Artificial Intelligence, Fintech, Finance

Last Accounting Company in S26: 231 companies, 88% AI

Last Accounting Company: questions

Which YC batch was Last Accounting Company in?

Last Accounting Company was in Y Combinator's Summer 2026 batch (S26).

Is Last Accounting Company still active?

Y Combinator lists Last Accounting Company as active.

Who founded Last Accounting Company?

Last Accounting Company's founders, as listed on its YC page: Sami Laakkonen (Founder), Riki Karjalainen (Founder), Veikko Pere (Founder), Pietari Virkkunen (Founder).

Where is Last Accounting Company based?

Last Accounting Company lists Helsinki, Finland as its location on YC's directory.

Sources: each program's public company list, read twice a week. Not affiliated with Y Combinator or any other program. Logos via logo.dev; trademarks belong to their owners.