Westside is an oil and gas explorer and producer who has been successfully developing and operating producing fields in Queensland, Australia since 2005 and in New Zealand since 2016.

Our focus is on growing production and reserves and improving drilling and connection efficiencies in its strategically located acreage in a safe and environmentally responsible manner.

Westside’s vision is to lead Australia’s oil and gas industry on safety, people, performance and cost.   We aspire to achieve this through our values:

  • Add Value: Have a mindset that is results driven, innovative and agile
  • Be Valued: Be confident, accountable (hold each other to account), and work as a team
  • Value Others: Show respect for all stakeholders, be honest and ethical

Westside History


Westside began operating as an incorporated company

Westside reaches agreements to farm-in to four Queensland-based exploration tenements, including ATP 688P and ATP 769P.


Westside lists on the ASX.


Westside completes  transition from explorer to producer

Westside  acquires a 51% operating interest in the Meridian Gas Fields near Moura in Queensland’s Bowen Basin. We continue to operate the Meridian Gas Fields with our joint venture partner, Mitsui E&P Australia Pty Ltd.




Westside signs a 20-year Gas Sales Agreement with GLNG for the sale of up to 65 terajoules (TJ) of gas per day from the Meridian Gas Fields at oil-linked prices.

Landbridge Group

In September, Westside was acquired by Landbridge Group and the company was delisted.


Westside enters New Zealand’s oil and gas market.

Westside’s wholly-owned subsidiary, Westside New Zealand Ltd, acquired the Rimu Kauri Manutahi (RKM) fields, located south of Hawera in Taranaki, New Zealand, from Origin Energy Resources NZ (Rimu) Ltd.


Increasing interests

Westside expands its acreage in JV with Mitsui E&P Australia Pty Ltd, to form the Greater Meridian Field.  Westside acquire Petrochina’s interests in ATP 564P, ATP 602P and the PL94 sublease.

Westside increases its interests in ATP 688P to 100% and its interests in ATP 769 to 75.5%.



Gas sale agreement signed with Orica

In December, Westside signed a two-year gas sale agreement to supply gas from the Greater Meridian Field into the domestic market.


Taroom block granted

In December, Westside strengthens its foothold in Queensland after being granted ATP 2047 in a 50-50 joint venture with APLNG, with Westside as operator.


New Petroleum Leases

In May and September, Westside was granted two new PL’s contiguous to the North of already developed and producing PL94. The new PL’s (PL1048 & PL1049) are both uncontracted and without market reservation.



GSAs signed with CleanCo and Alinta

In June, Westside announced it has signed two new gas sale agreements to supply gas from the Greater Meridian fields, contributing to greater supply in the domestic east coast gas market.



Westside and MEPAU sign domestic Master Gas Supply Agreement with QNP.

Under the MGSA, up to 1.55 petajoules (PJ) per year will be delivered to QNP over four years, commencing 1 January 2024, with the potential for additional volumes to be supplied under the MGSA in the future.