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Competitors and similar companies

Companies most like Sigma

The 5 nearest companies on the records held here, side by side with Sigma.

Back to the full Sigma record.

Compare these too: Billow AI Labs · Definite · Last Accounting Company · Rex · Luca IQ

← The full Sigma record · every deck on file · all funding signals

9% percentile
2
people — bigger than that share of the Fall 2026 batch

Against the 44 companies on file from Fall 2026. Median team 2, largest 6.

RankCompanyScore Team sizeListedFounders namedTech signals
1Last Accounting Companyleads874 people · 74th pctnot scored2026-07-20 · 53d agoadds 374adds 503not scored
1Sigmathis pageleads872 people · 9th pctnot scored2026-09-12 · 0d agoadds 502adds 37not stated
3Billow AI Labs73not stated2026-07-17 · 56d agoadds 372adds 362not scored
3Definite733 people · 57th pctnot scored2026-06-28 · 75d agoadds 233adds 502not scored
3Luca IQ735 people · 83rd pctnot scored2026-07-29 · 44d agoadds 372adds 363not scored
6Rex602 people · 9th pctnot scored2026-05-27 · 107d agoadds 232adds 372not scored

A score out of 100 comparing what each company's record shows for listing recency and founders named.

  • Listing recencyup to 50
  • Founders namedup to 50
  • Team size within its batch and tech-stack signalsshown, not scored
  • 75 and up
  • 55 to 74
  • 35 to 54
  • under 35
Company Batch Sectors Listed
Billow AI LabsSummer 2026Artificial Intelligence, Finance, B2B2026-07-17
DefiniteSummer 2026Artificial Intelligence, Fintech, SaaS2026-06-28
Last Accounting CompanySummer 2026Artificial Intelligence, Fintech, Finance2026-07-20
RexSummer 2026Artificial Intelligence, B2B, Enterprise2026-05-27
Luca IQSummer 2026B2B, API, Infrastructure2026-07-29
Sigma (this page)Fall 2026Artificial Intelligence, Finance, B2B2026-09-12

207 other records here share at least one sector with this one; the 25 nearest are in the table.

How this list is chosen

Nearest by team size, from the directory listing itself. Nothing is inferred about what a company does.