Parham Michael Ossareh Net Worth (Estimated)

Who is Parham Michael Ossareh?

Parham Michael Ossareh is a Y Combinator founder known for his work with Heysan, which participated in the W07 batch.

Highlights:

• Y Combinator W07
• Heysan

About Heysan

Heysan was a free mobile messaging and community based in San Francisco, California.

Initially Heysan provided free messaging between phones and computers, bridging IM with SMS. The service expanded into launching a mobile community and has over 1 million users doing tens of million of monthly messages. In the summer of 2007 Heysan raised a seed round from Khosla Ventures and Atomico, the venture funds of Vinod...

Model inputs

• Stage: acquired
• Valuation tier: fallback-acquired
• Valuation note: [scale: $500k-class amount looked like a YC check, not a published seed]
• Research as-of: 2026-08-04
• Funding source: https://www.ycombinator.com/companies/heysan

FAQ: Parham Michael Ossareh net worth and Heysan valuation

What is Parham Michael Ossareh's net worth?

Parham Michael Ossareh's estimated net worth / paper wealth is $2.5M (range $1.7M–$3.7M) as of 2026. Entrepreneurial Check publishes an independent model-based estimate from public company and role data.

Parham Michael Ossareh net worth

Parham Michael Ossareh's estimated net worth / paper wealth is $2.5M (range $1.7M–$3.7M) as of 2026. This Parham Michael Ossareh net worth figure is estimated paper wealth, not a verified statement of assets.

How much is Parham Michael Ossareh worth?

Parham Michael Ossareh's estimated net worth / paper wealth is $2.5M (range $1.7M–$3.7M) as of 2026. How much Parham Michael Ossareh is worth here means estimated paper wealth from public company and role data — not financial advice.

How rich is Parham Michael Ossareh?

Parham Michael Ossareh's estimated net worth / paper wealth is $2.5M (range $1.7M–$3.7M) as of 2026. “How rich is Parham Michael Ossareh” here means estimated paper wealth from public company and role data — not verified net worth or financial advice.

Parham Michael Ossareh fortune

Parham Michael Ossareh's estimated net worth / paper wealth is $2.5M (range $1.7M–$3.7M) as of 2026. This Parham Michael Ossareh fortune figure is estimated paper wealth only, not a verified statement of assets.

Parham Michael Ossareh equity value

Parham Michael Ossareh's estimated net worth / paper wealth is $2.5M (range $1.7M–$3.7M) as of 2026. Parham Michael Ossareh equity value on this page is modeled paper wealth from estimated ownership — not a disclosed cap table or verified net worth.

What is Heysan valuation?

Heysan's estimated valuation on Entrepreneurial Check is $100.0M. Independent model output, not a verified appraisal or official mark.

What is Heysan post-money valuation?

Heysan's estimated valuation on Entrepreneurial Check is $100.0M. That figure is a modeled post-money mark when a public raise is available — not a verified appraisal or official mark.

What is Heysan funding?

Heysan funding, when a public raise is available, is a model input on this Entrepreneurial Check profile. How much Heysan raised is not a complete cap table — figures are estimates only.

How much did Heysan raise?

How much Heysan raised, when disclosed, informs the estimated Heysan valuation and founder paper-wealth figures on this page. Independent estimate only — not a complete cap table or financial advice.

How much money did Heysan raise?

How much money Heysan raised, when a public figure is available, is a model input for the estimated Heysan valuation on this profile. Estimates only — not a complete cap table.

What is Heysan series funding?

Heysan series funding, when a public raise is disclosed, informs the estimated Heysan valuation here. Not a complete financing history.

What company is Parham Michael Ossareh building?

Parham Michael Ossareh is developer, tech dude at Heysan, a Y Combinator-backed startup (batch W07).

What does Heysan do?

Heysan — Free messaging on mobile phones

What YC batch is Parham Michael Ossareh from?

Parham Michael Ossareh is associated with Y Combinator batch W07.

Where is Parham Michael Ossareh based?

Public directory data lists Parham Michael Ossareh's region as United States of America.

What industry is Parham Michael Ossareh in?

Parham Michael Ossareh is listed under Consumer, Social.

What is Heysan's status?

Heysan is listed as Acquired in public company data.

What else is notable about Parham Michael Ossareh?

Y Combinator W07.

Is Entrepreneurial Check affiliated with Y Combinator?

No. Entrepreneurial Check is an independent informational site and is not affiliated with, endorsed by, or sponsored by Y Combinator or the profiled companies.