David Yang: Email & Phone Number

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Founder at Maingen (YC S26)|San Francisco, California, United States

Position:

Founder at Maingen (YC S26)

Location:

San Francisco, California, United States

View David Yang's Email

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Last updated: 2026-10-13

Updated: 2026-10-13

Found email addresses for David Yang:

Business emails:

m*********a@portalcvv.com,

m****a@portalcvv.com,

m***a@portalcvv.com

Personal emails:

**@upenn.edu,

d**********8@gmail.com

Found phones for David Yang:

+1-909-***-**64,

+1-623-***-**73,

+1-909-***-**35,

+1-520-***-**00

A different David Yang?

Work Experience 2 years

Founder at Maingen (YC S26)

Oct 2026 - Current

Founding Engineer at Idler (YC S25)

Jan 2026 - Jan 2026

Teaching Assistant at University of Pennsylvania

Jan 2025 - Jan 2025

AI Engineer at Amazon

Jan 2025 - Jan 2025

Machine Learning Engineer at Reticular (YC F24)

Jan 2024 - Jan 2025

Undergraduate Research Assistant at University of Pennsylvania

Jan 2024 - Jan 2024

Machine Learning Engineer at Nobias Therapeutics

Jan 2024 - Jan 2024

Generative AI Intern at Scale AI

Jan 2024 - Jan 2024

David Yang started working in 2024, then the employee has changed 6 companies and 6 jobs. On average, David Yang works for one company for 2 months.

Education

Bachelor of Science at University of Pennsylvania

Dual Degree at Princeton University

High School Diploma at Princeton High School

S26 at Y Combinator

Frequently Asked Questions

What is David Yang's email address?

SignalHire found verified email addresses for David Yang, both business and personal. Their business email is m*********a@portalcvv.com, and personal emails include **@upenn.edu, and d**********8@gmail.com.

What is David Yang's phone number?

SignalHire found multiple verified phone numbers for David Yang: +1-909-***-**64, +1-623-***-**73, and +1-909-***-**35.

How do I contact David Yang at Maingen (YC S26)?

You can reach David Yang through SignalHire by unlocking their verified email and direct phone number (free signup, no credit card needed). SignalHire is the fastest route if you need their contact details immediately.

What is David Yang's professional background?

David Yang has 2 years of professional experience. They have held roles including Founding Engineer, Teaching Assistant, and AI Engineer at companies such as Idler (YC S25), University of Pennsylvania, and Amazon. Their education includes Bachelor of Science from University of Pennsylvania, and Dual Degree from Princeton University.

Is David Yang's contact information up to date?

Yes. David Yang's SignalHire profile was last updated on 13 October 2026, reflecting their current position as Founder at Maingen (YC S26).

David Yang Namesakes

Name

Company

Position

David Yang

Fangchenggang Yueyang Chemicals Co., Ltd ( Italmatch Chemicals )

Deputy GM

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David

Patry Group of Companies

Software Engineering Lead

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David Yang

CSA Testing & Certification

Director Operations

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Other employees at Maingen (YC S26)

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Phillip Yan

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