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Mark Heiser Email & Phone Number

Senior Commercial Negotiator at Origin Energy
Location: Brisbane, Queensland, Australia 9 work roles 4 schools
1 work email found @originenergy.com.au LinkedIn matched
✓ Verified August 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email

Work email m****@originenergy.com.au
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Current company
Origin Energy
Role
Senior Commercial Negotiator
Location
Brisbane, Queensland, Australia
Company size
6191 employees

Who is Mark Heiser? Overview

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Quick answer

Mark Heiser is listed as Senior Commercial Negotiator at Origin Energy, a with 6191 employees, based in Brisbane, Queensland, Australia. AeroLeads shows a work email signal at originenergy.com.au and a matched LinkedIn profile for Mark Heiser.

Mark Heiser previously worked as Director at Tgg and Business Development Manager at Edl. Mark Heiser holds Master Of Arts (Ma), International Affairs from King'S College London.

Company email context

Email format at Origin Energy

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{first}.{last}@originenergy.com.au
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AeroLeads found 1 current-domain work email signal for Mark Heiser. Compare company email patterns before reaching out.

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Profile bio

About Mark Heiser

Mark is an international energy industry professional with over 15 years’ senior commercial experience. He has successfully worked in M&A, business development, strategy, joint venture management, operations and regulatory roles in major international energy enterprises in Australia, Asia, Europe, Africa, the Middle East and the Americas. Mark is focused on delivering business outcomes supported by a collaborative and engaging work style. He has applied innovative solutions to solving business challenges and specialises in energy markets and commercial strategies. Mark is a graduate of an MA in International Affairs from King’s College London, where his dissertation focused on the security implications of Russia's Nord Stream 2 natural gas pipeline.

Listed skills include Financial Modeling, Energy, Economics, Valuation, and 21 others.

Current workplace

Mark Heiser's current company

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Origin Energy
Origin Energy
Senior Commercial Negotiator
Brisbane, QLD, AU
Website
originenergy.com.au
Employees
6191
AeroLeads page
Company profile
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9 roles

Mark Heiser work experience

A career timeline built from the work history available for this profile.

Director

Tgg

Business Development Manager

Edl

Brisbane, Queensland, Au

Identify, evaluate and oversee M&A and growth opportunities consistent with EDL's strategy, focusing primarily on Anaerobic Digestion, Landfill Gas, Renewable Natural Gas and Wind assets in Australia, the UK and US.

Nov 2022 - Nov 2024

Senior Commercial Advisor

Origin Energy

Sydney, Nsw, Au

Responsible for providing APLNG leadership with independent assessments of material commercial agreements and Australian gas market reforms, supporting business development and M&A activities, and proactively identifying commercial opportunities and risks for APLNG, its operators and marketing agents.

Sep 2019 - Nov 2022

Senior Consultant

Gas Strategies

London, Gb

Commercial management consultant advising private sector, government and investment fund clients in M&A due diligence, LNG pricing and gas-to-power projects across Africa, Europe, the Middle East and North and South America.Major engagements included infrastructure asset M&A due diligences in Europe, South and North America; development of commercial framework for the Nigeria Gas Flare Commercialisation Programme; and development of LNG pricing and marketing offer for a US Gulf Coast project.

Jan 2018 - Aug 2019

Commercial Operations Advisor, Trading & Supply

Shell

London, England, Gb

Responsible for management of the short-term commercial obligations in the QCLNG contracts relating to gas transportation, LNG processing and gas and LNG sales.

May 2015 - Jul 2017

Commercial Analyst, Business Development

Bg Group

Responsible for major asset business development, growth and M&A opportunities for BG Group’s Australian asset, QGC.

Jun 2013 - May 2015

Commercial Graduate

Bg Group

Completed four rotations across BG Group’s Commercial function:* Commercial Operations, BG Trinidad & Tobago* Global Energy Marketing & Shipping, BG Group head office, United Kingdom* Economics, QGC* Upstream Joint Venture Management, QGC

Feb 2011 - Jun 2013

Associate To The Hon Justice Gc Martin

Supreme Court Of Queensland

Worked exclusively for his Honour across the Civil and Criminal jurisdictions of the Supreme Court, assisting with legal research and the drafting and editing of court judgments. Administration of judge’s chambers and courtroom functions.

Jan 2010 - Jan 2011
Team & coworkers

Colleagues at Origin Energy

Other employees you can reach at originenergy.com.au. View company contacts for 6191 employees →

OJ O'Dea Jill O'Dea Jill Colleague at Origin EnergyQueensland, Australia View → GM Grace Ma Grace Ma Colleague at Origin EnergyGreater Brisbane Area, Australia View → PS Pooja S. Pooja S. Colleague at Origin EnergyGreater Melbourne Area, Australia View → MW Mike Walmsley Mike Walmsley Colleague at Origin EnergyGreater Adelaide Area, Australia View → BC Brown, Chris Brown, Chris Colleague at Origin EnergyGreater Brisbane Area, Australia View → CT Chad Thompson Chad Thompson Colleague at Origin EnergyMaitland, New South Wales, Australia View → LK Lisa Kitemong Lisa Kitemong Colleague at Origin EnergyPapua New Guinea View → TS Tony Starnes Tony Starnes Colleague at Origin EnergyGreater Brisbane Area, Australia View → JO Jason Orchard Jason Orchard Colleague at Origin EnergyToowoomba, Queensland, Australia View → FH Ferdinand Hendrani Ferdinand Hendrani Colleague at Origin EnergyGreater Brisbane Area, Australia View →
4 education records

Mark Heiser education

Master Of Arts (Ma), International Affairs

King'S College London

Bachelor Of Laws (Llb)

The University Of Queensland

Bachelor Of Commerce (Bcom), Finance

The University Of Queensland

Graduate Diploma (Gdip), Legal Practice

The Australian National University
FAQ

Frequently asked questions about Mark Heiser

Quick answers generated from the profile data available on this page.

What company does Mark Heiser work for?

Mark Heiser works for Origin Energy.

What is Mark Heiser's role at Origin Energy?

Mark Heiser is listed as Senior Commercial Negotiator at Origin Energy.

What is Mark Heiser's email address?

AeroLeads has found 1 work email signal at @originenergy.com.au for Mark Heiser at Origin Energy.

Where is Mark Heiser based?

Mark Heiser is based in Brisbane, Queensland, Australia while working with Origin Energy.

What companies has Mark Heiser worked for?

Mark Heiser has worked for Origin Energy, Tgg, Edl, Gas Strategies, and Shell.

Who are Mark Heiser's colleagues at Origin Energy?

Mark Heiser's colleagues at Origin Energy include O'Dea Jill, Grace Ma, Pooja S., Mike Walmsley, and Brown, Chris.

How can I contact Mark Heiser?

You can use AeroLeads to view verified contact signals for Mark Heiser at Origin Energy, including work email, phone, and LinkedIn data when available.

What schools did Mark Heiser attend?

Mark Heiser holds Master Of Arts (Ma), International Affairs from King'S College London.

What skills is Mark Heiser known for?

Mark Heiser is listed with skills including Financial Modeling, Energy, Economics, Valuation, Financial Analysis, Contract Negotiation, Deal Origination, and Contract Analysis.

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