John Peifer: Email & Phone Number

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Student at Penn State University|United States

Position:

Student at Penn State University

Location:

United States

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Last updated: 2026-07-09

Updated: 2026-07-09

Found email addresses for John Peifer:

Business emails:

j******r@psu.edu

Personal emails:

p***@careersatdoordash.com,

p***@storagescholars.com

Found phones for John Peifer:

+1-205-***-**59,

+1-480-***-**77,

+1-205-***-**61

A different John Peifer?

Work Experience 4 years

Student at Penn State University

Aug 2022 - Current

Seasonal Support Driver at UPS

Dec 2025 - Jan 2026

Member at Nittany AI Student Society

Sep 2025 - Dec 2025

Car Detailer at Peifer’s Auto Detail

May 2023 - Aug 2025

Campus Mover at Storage Scholars LLC

May 2023 - Jun 2023

Food Delivery Driver at DoorDash

Jun 2022 - May 2023

John Peifer started working in 2022, then the employee has changed 5 companies and 5 jobs. On average, John Peifer works for one company for 1 year 3 months.

Their professional focus is Artificial Intelligence (AI), Artificial Neural Networks, and C (Programming Language) across 3 core areas.

Education

Bachelor of Science (Engineering) - BS at Penn State University

Shikellamy High School

Frequently Asked Questions

What is John Peifer's email address?

SignalHire found verified email addresses for John Peifer, both business and personal. Their business email is j******r@psu.edu, and personal emails include p***@careersatdoordash.com, and p***@storagescholars.com.

What is John Peifer's phone number?

SignalHire found multiple verified phone numbers for John Peifer: +1-205-***-**59, +1-480-***-**77, and +1-205-***-**61.

How do I contact John Peifer at Penn State University?

You can reach John Peifer 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 John Peifer's professional background?

John Peifer has 4 years of professional experience. They have held roles including Seasonal Support Driver, Member, and Car Detailer at companies such as UPS, Nittany AI Student Society, and Peifer’s Auto Detail. Their education includes Bachelor of Science (Engineering) - BS from Penn State University, and Shikellamy High School.

Is John Peifer's contact information up to date?

Yes. John Peifer's SignalHire profile was last updated on 9 July 2026, reflecting their current position as Student at Penn State University in University Park, PA, United States.

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