Gregorius Irwandi: Email & Phone Number

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Corporate Account Manager at Siloam Hospitals Group|Jakarta, Indonesia

Position:

Corporate Account Manager at Siloam Hospitals Group

Location:

Jakarta, Indonesia

View Gregorius Irwandi's Email

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Last updated: 2026-07-01

Updated: 2026-07-01

Found email addresses for Gregorius Irwandi:

Business emails:

g***************i@siloamhospitals.com

Personal emails:

i********s@yahoo.com,

g******i@gmail.com

Found phone for Gregorius Irwandi:

+62-***-***-7392

A different Gregorius Irwandi?

Work Experience 10 years

Corporate Account Manager at Siloam Hospitals Group

Sep 2023 - Current

Owner at Catering Sahabat

Dec 2017 - Apr 2021

Owner at Statika Design and Build

Nov 2017 - Jan 2020

Project Engineer at China Communications Construction Co., Ltd.

Nov 2016 - Nov 2017

Gregorius Irwandi started working in 2016, then the employee has changed 3 companies and 2 jobs. On average, Gregorius Irwandi works for one company for 2 years 4 months.

Their professional focus is Business Development, Civil Engineering, and Easily Adaptable across 3 core areas.

Education

Master of Management at Universitas Prasetiya Mulya

Bachelor’s Degree at Universitas Katolik Parahyangan

Frequently Asked Questions

What is Gregorius Irwandi's email address?

SignalHire found verified email addresses for Gregorius Irwandi, both business and personal. Their business email is g***************i@siloamhospitals.com, and personal emails include i********s@yahoo.com, and g******i@gmail.com.

What is Gregorius Irwandi's phone number?

SignalHire found a verified phone number for Gregorius Irwandi: +62-***-***-7392.

How do I contact Gregorius Irwandi at Siloam Hospitals Group?

You can reach Gregorius Irwandi 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 Gregorius Irwandi's professional background?

Gregorius Irwandi has 10 years of professional experience. They have held roles including Owner, Owner, and Project Engineer at companies such as Catering Sahabat, Statika Design and Build, and China Communications Construction Co., Ltd.. Their education includes Master of Management from Universitas Prasetiya Mulya, and Bachelor’s Degree from Universitas Katolik Parahyangan.

Is Gregorius Irwandi's contact information up to date?

Yes. Gregorius Irwandi's SignalHire profile was last updated on 1 July 2026, reflecting their current position as Corporate Account Manager at Siloam Hospitals Group in Tangerang, Banten, Indonesia.

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