# Source: https://businessownerindex.com/founder-reference/people/john-fontein-q109352224/

U.S. founder reference library

# John Fontein

Recorded founding associations · Sesame

## Founding associations

John Fontein is recorded as a founder of [Sesame](https://businessownerindex.com/company-reference/sesame-q107974738/) in the cited public company records. The person record describes John Fontein as American Businessperson.

## [Sesame](https://businessownerindex.com/company-reference/sesame-q107974738/)

Healthcare company. Recorded founding year: 2018.

Explore the [Sesame company reference](https://businessownerindex.com/company-reference/sesame-q107974738/) for the recorded cofounders, business context, and company-specific source trail.

## More from the public record

These details describe the cited record as reviewed on October 9, 2026. They may describe an earlier period; they are not a current employment or operating-status check.

Education in public record

Princeton University · [View source field](https://www.wikidata.org/wiki/Q109352224#P69)

## Research context: Health and life sciences businesses

A health-company description may concern research, a development-stage product, a service business, or commercial distribution. Those stages have different meanings. A founding association is not evidence of clinical results, regulatory authorization, or the availability of a product. Use dated primary company materials and the appropriate official records when evaluating such claims.

### Questions for researching Sesame

- What does the company currently identify as its stage of development or service scope?
- Are product availability and research milestones presented with dates and primary sources?
- Does a biography distinguish scientific, executive, advisory, and founding roles?

This sector context is a reading guide based on the company’s recorded description. It does not attribute a particular business model or capability to Sesame without supporting evidence.

## Follow the founding team

John Fontein’s association with [Sesame](https://businessownerindex.com/company-reference/sesame-q107974738/) can be researched alongside [Michael Botta Hernandez](https://businessownerindex.com/founder-reference/people/michael-botta-hernandez-q109352020/). The company’s recorded founding year is 2018. The shared company record is the evidence for this connection; it does not establish that these people currently work together.

This reference library documents public founding associations. It is separate from our revenue-qualified growth profiles. Founding does not establish current ownership, employment, company revenue, or an AE client relationship.

## Public sources

- [Wikidata public record Q109352224](https://www.wikidata.org/wiki/Q109352224): person identity and public description.
- [Wikidata public record Q107974738](https://www.wikidata.org/wiki/Q107974738): founder association with Sesame.

## Using this founder record

A founding association can remain historically meaningful after someone's role changes. This profile does not label John Fontein as a current owner or executive, estimate personal income, or claim the person uses AE Tax Advisors. Confirm present responsibilities through current company information.

For the separate collection with published historical growth evidence, explore our [growth-profile directory](https://businessownerindex.com/directory/). To add a company biography or correct an association, submit public evidence through the profile update form.[Browse founder reference ↗](https://businessownerindex.com/founder-reference/)[Submit a sourced correction ↗](https://businessownerindex.com/get-featured/?request=update)

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