Found email addresses for Jack Refenson:
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A different Jack Refenson?
Sign up to search for other Jack Refenson's across our 850M+ professionals databaseWork Experience
Dec 2025 - Current
May 2025 - Jan 2026
- Aug 2025
Their professional focus is Leadership Development, Manajemen Operasional, and Marketing across 3 core areas.
Education
S1 at Stikes Nani Hasanuddin
Frequently Asked Questions
What is Jack Refenson's email address?
SignalHire found a verified business email address for Jack Refenson: j*******n@ruangguru.com.What is Jack Refenson's phone number?
SignalHire found a verified phone number for Jack Refenson: +62-***-***-9437.How do I contact Jack Refenson at Ruangguru?
You can reach Jack Refenson 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 Jack Refenson's professional background?
They have held roles including Senior Sales Manager, and Branch Manager at companies such as PT. AXC Group, and Yayasan Tadika Puri. Their education includes S1 from Stikes Nani Hasanuddin.Is Jack Refenson's contact information up to date?
Yes. Jack Refenson's SignalHire profile was last updated on 16 April 2026, reflecting their current position as Branch Manager at Ruangguru in Jakarta, DKI Jakarta, Indonesia.Similar profiles
Other employees at Ruangguru
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