# Basis Theory

Startup profile on Capital Atlas: https://capitalatlas.ai/startups/basis-theory

- Industry: Software
- Headquarters: Mill Valley, US
- Website: www.basistheory.com
- Total disclosed funding: $50M
- Latest round: Series B (Oct 14, 2025)
- Investors on record: 10

## About

Based in California, US, and founded in 2020 by its CEO Colin Luce, Brian Billingsley, and Ben Milne, Basis Theory, Inc. operates as a data encryption and data security platform. In October 2025, Basis Theory, Inc. raised USD 33 million in series B funding led by new investor Costanoa Ventures, with participation from other new investors Stage 2 Capital and Moneta Venture Capital. Returning investors Bessemer Venture Partners, Kindred Ventures, BoxGroup, and Offline Ventures also participated in the round.

Basis Theory provides a tokenization and encryption infrastructure that allows developers safely use and manage sensitive data. The company also provides a tokenization API (application programming interface) that allows developers to create safe and compliant applications for health records, credit cards, bank accounts, and consumer information.

Basis Theory generates revenue through a membership plan that includes the developer plan for USD 0/month (1000 tokens/month), after 1000 tokens the company charge USD 0.10/token/month.

The company will use the October 2025 funding to enhance its data security platform, expand product capabilities, and grow its team to meet increasing compliance and privacy demands.

## Funding rounds

- Series B, Oct 14, 2025, $33M — Bessemer Venture Partners, Costanoa Ventures, BoxGroup, Moneta Venture Capital, Kindred Ventures, Stage 2 Capital, Offline Ventures
- Series A, Apr 21, 2022, $17M — Bessemer Venture Partners, Ludlow Ventures, BoxGroup, Conversion Capital, Kindred Ventures, Offline Ventures, Good Friends
- Seed, Jan 13, 2021 — Offline Ventures

## Investors

- Offline Ventures (https://capitalatlas.ai/funds/offline-ventures) — Seed, Series A, Series B
- Bessemer Venture Partners (https://capitalatlas.ai/funds/bessemer-venture-partners) — Series A, Series B
- Ludlow Ventures (https://capitalatlas.ai/funds/ludlow-ventures) — Series A
- BoxGroup (https://capitalatlas.ai/funds/boxgroup) — Series A, Series B
- Conversion Capital (https://capitalatlas.ai/funds/conversion-capital) — Series A
- Kindred Ventures (https://capitalatlas.ai/funds/kindred-ventures) — Series A, Series B
- Good Friends — Series A
- Costanoa Ventures (https://capitalatlas.ai/funds/costanoa-ventures) — Series B
- Moneta Venture Capital (https://capitalatlas.ai/funds/moneta-venture-capital) — Series B
- Stage 2 Capital — Series B