Numeral

San Francisco-based provider of an AI-powered sales tax compliance platform for businesses and accounting firms.

Industry
tax compliance software, AI sales tax automation
Location
San Francisco, CA
Website
https://www.numeral.com
Founded
2023

About

Numeral offers an AI-powered sales tax compliance platform. The company says it saw a 327% year-over-year increase in total transaction volume and expects to process more than 80 million transactions through its tax engine.

Sam Ross (CEO) and Matt DuVall (CTO) founded the company in 2023, according to The Next Web.

Funding history

RoundDateAmountLead
Series C 20262026-09-23$100MInsight Partners

Total funding reported by the sources: $157M.

Investors

  • Insight Partners lead
  • Salesforce Ventures participant
  • Geodesic participant
  • Benchmark participant
  • Mayfield participant
  • FCVC participant
  • Y Combinator participant
  • Uncork participant

Sources

Last verified:

  1. https://www.numeral.com/blog/series-c
    Type: company announcement. Accessed 2026-10-06.
    Numeral press release datelined San Francisco, September 23, 2026. Announces a $100 million Series C led by Insight Partners and lists the participants.
  2. https://thenextweb.com/news/numeral-100m-series-c-insight-partners-ai-sales-tax
    Type: reputable publication. Accessed 2026-10-06.
    The Next Web article dated 2026-09-23. Confirms the round and investors, says Numeral has raised $157m in total, and says Sam Ross founded it in 2023 with Matt DuVall.
  3. https://www.finsmes.com/2026/09/numeral-raises-100m-in-series-c-funding.html
    Type: reputable publication. Accessed 2026-10-06.
    FinSMEs article dated 2026-09-23. Confirms the amount, stage, lead and participants.