Founder of a listed tool
Sam Ross
Co-founder and CEO, named behind the Numeral listing on Anchor Terminal.
What Sam builds
Numeral D · Tax calculation & compliance
Numeral is a hosted sales tax and VAT compliance service from Numeral Two, Inc. Its REST API calculates tax, records transactions and refunds, and manages exempt customers, and Numeral registers and files. A remote MCP server reads the account.
Co-founder and CEO, researched 27 October 2026 · the people behind it
Works with
- Jake Moffatt Former co-founder and CTO (Nov 2022–Oct 2023)
- Kevin Liu Early co-founder; current operational role unconfirmed
- Matt DuVall Co-founder and CTO
Questions
Who is Sam Ross?
Sam Ross is co-founder and CEO of Numeral, a sales tax compliance service for e-commerce from Y Combinator's Winter 2023 batch. He previously ran a bootstrapped e-commerce studio and worked in growth and product roles at Airbnb and Teespring.
What does Numeral Two, Inc. make?
Anchor Terminal lists Numeral from Numeral Two, Inc.. Numeral is a hosted sales tax and VAT compliance service from Numeral Two, Inc. Its REST API calculates tax, records transactions and refunds, and manages exempt customers, and Numeral registers and files. A remote MCP server reads the account.
How are Sam's tools graded?
Numeral is graded D, 49.6 out of 100, on Anchor Terminal's benchmark, which scores every listing against the same checklist.
Sources (14)
- https://www.numeral.com/about
- https://www.ycombinator.com/companies/numeral
- https://www.ycombinator.com/founders/230362-sam-ross
- https://www.linkedin.com/in/sambross/
- https://x.com/SpamRoss
- https://www.ycombinator.com/founders/930846-matt-duvall
- https://www.linkedin.com/in/mduvall/
- https://x.com/mduvall_
- https://www.ycombinator.com/launches/INV-numeral-ecommerce-sales-tax-on-autopilot
- https://www.linkedin.com/in/kevin-liu-cal
- https://x.com/mrkevnliu
- https://www.linkedin.com/posts/jakeonrails_launch-yc-numeral-ecommerce-sales-tax-activity-7047269713210462208-tjyG
- https://www.linkedin.com/in/jakeonrails
- https://help.numeral.com/en/articles/15566057-support-updates-june-2026
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