John: Email & Phone Number

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Head of Department, Elementary Science at RIS Ruamrudee International School|Bangkok City, Thailand

Position:

Head of Department, Elementary Science at RIS Ruamrudee International School

Location:

Bangkok City, Thailand

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Last updated: 2026-06-25

Updated: 2026-06-25

Found email addresses for John:

Business emails:

j****g@isbergamo.com

Found phone for John:

+66-***-***-6210

A different John?

Work Experience 21 years

Head of Department, Elementary Science at RIS Ruamrudee International School

Aug 2025 - Current

Grade 5 Teacher at RIS Ruamrudee International School

Aug 2025 - Current

Grade 5 EML Teacher at Dehong Xi’an School

Aug 2024 - Jul 2025

MYP Design Teacher at International School of Bergamo

Aug 2021 - Jul 2024

Grade 6 Teacher & Primary Maths Lead at International School of Bergamo

Aug 2018 - Jul 2021

English & Humanities Teacher at Cambridge School of Bucharest

Sep 2017 - Jul 2018

Middle School Department Head at Jakarta International Korean School

Jan 2013 - Jan 2017

CIE & Language School Coordinator at Jakarta International Multicultural School

Jan 2011 - Jan 2013

PYP Homeroom Teacher at Jakarta International Multicultural School

Jan 2009 - Jan 2011

English Second Language Teacher at English 1

Jan 2008 - Jan 2009

Recruitment Specialist at Hays

Jan 2006 - Jan 2008

English Second Language Teacher at English 1

Jan 2005 - Jan 2006

John started working in 2005, then the employee has changed 7 companies and 10 jobs. On average, John works for one company for 1 year 9 months.

John is proficient in Italian. Their professional focus is Academic Writing, Action Research, and Administration across 3 core areas.

John holds MYP Design Category 2, PYP Exhibition, and Introductory Workshop certifications.

Education

Master of Science at University of Aberdeen

Master of Arts - MA at University of Nottingham

PGCE at University of Nottingham

Bachelor of Arts - BA at University of East London

Frequently Asked Questions

What is John's email address?

SignalHire found a verified business email address for John: j****g@isbergamo.com.

What is John's phone number?

SignalHire found a verified phone number for John: +66-***-***-6210.

How do I contact John at RIS Ruamrudee International School?

You can reach John 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's professional background?

John has 21 years of professional experience. They have held roles including Grade 5 Teacher, Grade 5 EML Teacher, and MYP Design Teacher at companies such as RIS Ruamrudee International School, Dehong Xi’an School, and International School of Bergamo. Their education includes Master of Science from University of Aberdeen, and Master of Arts - MA from University of Nottingham.

Is John's contact information up to date?

Yes. John's SignalHire profile was last updated on 25 June 2026, reflecting their current position as Head of Department, Elementary Science at RIS Ruamrudee International School in Bangkok, Thailand.

John Namesakes

Name

Company

Position

John

Grant Thornton Advisors

Senior Associate

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John

ELEGANCE ADVISERS LLC

CEO

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John

Career Revamp Private Limited

CEO

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Other employees at RIS Ruamrudee International School

Name

Company

Position

Christian Garretson

RIS Ruamrudee International School

HS/MS Drama Teacher

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Nusrat Karim

RIS Ruamrudee International School

Kindergarten Teacher

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William Haverty

RIS Ruamrudee International School

High School Mathematics Teacher

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Pakawat Poldetch

RIS Ruamrudee International School

National Honour Society Member

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Thitaree Phunratanamala

RIS Ruamrudee International School

Model United Nations Student Management Committee

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Pete Tangtrakulwongse

RIS Ruamrudee International School

Phoenix Atheletics

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Jarupat Bulpakdi

RIS Ruamrudee International School

Student

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Ben Roth

RIS Ruamrudee International School

Mathematics Department Head

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Sharon Dickinson Dent

RIS Ruamrudee International School

Middle School ELD Teacher

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Kelley

RIS Ruamrudee International School

Atelierista

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