Jonathan Ratner

Jonathan Ratner: Email & Phone Number

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Adjunct Professor at Gratz College|West Jerusalem, Jerusalem District, Israel

Position:

Adjunct Professor at Gratz College

Location:

West Jerusalem, Jerusalem District, Israel

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Last updated: 2025-11-27
Updated: 2025-11-27

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Work Experience 28 years

Adjunct Professor at Gratz College

Sep 2025 - Current

Co-Founder at Careerwise Skane, Sweden

Sep 2018 - Current

Founder at Tel-Arm

Jan 2011 - Current

Co-Founder at Tzomet CareerWise Career Counseling & Professional Development

May 2009 - Current

CFO at Wisdom Tribe

Jan 2018 - Mar 2020

CFO at Double U

Aug 2004 - Apr 2016

CFO at Viki Sense

Oct 2013 - Jul 2015

General Manager at Northeastern Technologies

Oct 2003 - Nov 2006

CFO at Shaar Fund

Sep 1998 - Nov 2003

Jonathan Ratner started working in 1998, then the employee has changed 8 companies and 4 jobs. On average, Jonathan Ratner works for one company for 7 years 2 months.

Their professional focus is Business Development, Business Ownership, and Business Strategy across 3 core areas.

Education

MSM at Boston University - School of Management

Columbia University in the City of New York

Akiva

Frequently Asked Questions

What is Jonathan Ratner's email address?

SignalHire found a verified business email address for Jonathan Ratner: r************n@gratz.edu.

What is Jonathan Ratner's phone number?

SignalHire found a verified phone number for Jonathan Ratner: +972-***-***-0682.

How do I contact Jonathan Ratner at Gratz College?

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What is Jonathan Ratner's professional background?

Jonathan Ratner has 28 years of professional experience. They have held roles including Co-Founder, Founder, and Co-Founder at companies such as Careerwise Skane, Sweden, Tel-Arm, and Tzomet CareerWise Career Counseling & Professional Development. Their education includes MSM from Boston University - School of Management, and Columbia University in the City of New York.

Is Jonathan Ratner's contact information up to date?

Yes. Jonathan Ratner's SignalHire profile was last updated on 27 November 2025, reflecting their current position as Adjunct Professor at Gratz College in Jenkintown, Pennsylvania, United States.

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