John Duffield: Email & Phone Number

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Assistant Team Leader at Grosvenor Engineering Group|Greater Sydney Area, Australia

Position:

Assistant Team Leader at Grosvenor Engineering Group

Location:

Greater Sydney Area, Australia

View John Duffield's Email

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Last updated: 2026-06-12

Updated: 2026-06-12

Found email addresses for John Duffield:

Business emails:

j***********d@bgis.com

Personal emails:

j************d@gmail.com

Found phones for John Duffield:

+61-434-***-*45,

+61-466-***-*85,

+61-428-***-*04

A different John Duffield?

Work Experience 14 years

Assistant Team Leader at Grosvenor Engineering Group

Nov 2025 - Current

Project Manager at BGIS

Apr 2024 - Jul 2025

Heating Ventilation Air Conditioning Supervisor at BGIS

Aug 2021 - May 2024

Heating Air Conditioning Service Technician at BGIS

Nov 2018 - Aug 2021

Heating Air Conditioning Service Technician at Coral Air Conditioning Pty Ltd

Mar 2017 - Nov 2018

Marine Technician at Royal Australian Navy

Apr 2012 - Mar 2017

John Duffield started working in 2012, then the employee has changed 3 companies and 4 jobs. On average, John Duffield works for one company for 2 years 4 months.

Their professional focus is HVAC Engineering, Marine Engineering, and Occupational Health across 3 core areas.

Education

Diploma at TAFE NSW

Certificate lll at TAFE NSW

High School Diploma at Nepean High Performing Art School

Frequently Asked Questions

What is John Duffield's email address?

SignalHire found verified email addresses for John Duffield, both business and personal. Their business email is j***********d@bgis.com, and personal emails include j************d@gmail.com.

What is John Duffield's phone number?

SignalHire found multiple verified phone numbers for John Duffield: +61-434-***-*45, +61-466-***-*85, and +61-428-***-*04.

How do I contact John Duffield at Grosvenor Engineering Group?

You can reach John Duffield 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 Duffield's professional background?

John Duffield has 14 years of professional experience. They have held roles including Project Manager, Heating Ventilation Air Conditioning Supervisor, and Heating Air Conditioning Service Technician at companies such as BGIS, BGIS, and BGIS. Their education includes Diploma from TAFE NSW, and Certificate lll from TAFE NSW.

Is John Duffield's contact information up to date?

Yes. John Duffield's SignalHire profile was last updated on 12 June 2026, reflecting their current position as Assistant Team Leader at Grosvenor Engineering Group in Moorebank , NSW, Australia.

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