Robert Hajnos: Email & Phone Number

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Student at Columbia University|New York, New York, United States

Position:

Student at Columbia University

Location:

New York, New York, United States

View Robert Hajnos's Email

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Last updated: 2026-05-02

Updated: 2026-05-02

Found email addresses for Robert Hajnos:

Business emails:

h***********t@columbia.edu

Personal emails:

r***@yahoo.com,

h***@aol.com,

h***@cuny.edu,

h***@marines.mil

Found phones for Robert Hajnos:

+1-323-***-**29,

+1-480-***-**56

A different Robert Hajnos?

Work Experience 12 years

Student at Columbia University

May 2024 - Current

Student at Front Range Community College

Mar 2023 - Mar 2025

Student at Borough of Manhattan Community College

Aug 2022 - Dec 2022

System Administrator at United States Marine Corps

Sep 2014 - Sep 2018

Robert Hajnos started working in 2014, then the employee has changed 3 companies and 1 job. On average, Robert Hajnos works for one company for 2 years 2 months.

Education

Bachelor's degree at Columbia University

Frequently Asked Questions

What is Robert Hajnos's email address?

SignalHire found verified email addresses for Robert Hajnos, both business and personal. Their business email is h***********t@columbia.edu, and personal emails include r***@yahoo.com, h***@aol.com, and h***@cuny.edu.

What is Robert Hajnos's phone number?

SignalHire found multiple verified phone numbers for Robert Hajnos: +1-323-***-**29, and +1-480-***-**56.

How do I contact Robert Hajnos at Columbia University?

You can reach Robert Hajnos 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 Robert Hajnos's professional background?

Robert Hajnos has 12 years of professional experience. They have held roles including Student, Student, and System Administrator at companies such as Front Range Community College, Borough of Manhattan Community College, and United States Marine Corps. Their education includes Bachelor's degree from Columbia University.

Is Robert Hajnos's contact information up to date?

Yes. Robert Hajnos's SignalHire profile was last updated on 2 May 2026, reflecting their current position as Student at Columbia University in New York, NY, United States.

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