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Weststar Aviation

Weststar Aviation is a Malaysian non-scheduled aviation operator specializing in helicopter transportation for oil and gas personnel.

Last updated August 25, 2026

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Overview

Weststar Aviation Services Sdn Bhd, operating under the Weststar Aviation name, is a Malaysian non-scheduled airline and helicopter-services company focused primarily on transporting personnel for the oil and gas industry. The company is based at Sultan Abdul Aziz Shah Airport in Malaysia and is a subsidiary of the Malaysian conglomerate Weststar Group. Its business is oriented toward specialized, contract-based aviation rather than scheduled passenger airline operations. The company was established in April 2003 after receiving approval for an Air Operation Certificate from Malaysia's Department of Civil Aviation. From its formation, Weststar Aviation developed around rotary-wing operations, providing transport capacity for industrial clients and personnel movements associated with offshore and remote energy activities. Its helicopter fleet has included Airbus Helicopters models such as the EC 120 Colibri, EC 135 Ecureuil and AS365 Dauphin, as well as Leonardo AW139 and AW189 aircraft. Weststar's reported operating footprint extends beyond Malaysia, with a presence in seven other foreign countries. Its customer activity has been particularly associated with energy companies operating in Malaysian regions, including Sarawak. In 2018, the company acquired three Leonardo AW189 helicopters. These aircraft were used largely to transport personnel connected with Petronas and Shell operations in Miri, Sarawak. Weststar presented the AW189 as an economically competitive option for Petronas, offering operation at a cost comparable to the smaller AW139 and positioning itself as a low-cost operator of the type in the regional market. The company's fleet information has also included Leonardo AW139 helicopters, an AS365 Dauphin and a Boeing 767-200. The mix indicates that Weststar's activities have not been limited to a single aircraft category, although its public profile is most strongly associated with helicopter logistics and oil-and-gas crew transportation. Its operating model depends on aviation assets being deployed for specialized contracts and industrial mobility rather than on a conventional timetable-based network. Weststar also established a European subsidiary, Weststar NDD, in Italy in 2018. In 2023, a joint venture involving Namibia's Westair Aviation and France's Avico Group took the lead in the European airline and renamed it Westair Helicopters. This development separated the renamed European operation from the core Malaysian Weststar Aviation identity while illustrating the group's broader international aviation interests. Weststar Aviation's positioning is therefore that of a specialist aviation-services provider: it supplies aircraft and operational capability for corporate, industrial and energy-sector transportation, with particular expertise in helicopter operations. Publicly available reference material provides limited information about its ownership structure below Weststar Group, detailed financial performance, executive leadership and current contract portfolio.

History

Weststar Aviation Services Sdn Bhd was established in April 2003 after Malaysia's Department of Civil Aviation approved its Air Operation Certificate. The company was created as part of the Weststar Group and developed as a non-scheduled aviation operator rather than a conventional scheduled passenger airline. Its principal activity became the transportation of oil and gas personnel, an aviation niche requiring reliable helicopter access to industrial, offshore and remote operating locations. The company's main base is Sultan Abdul Aziz Shah Airport in Malaysia. Its reported operations have extended to seven other foreign countries, giving the business an international footprint despite its Malaysian base. Weststar's operations have centered on rotary-wing aircraft, including the Airbus Helicopters EC 120 Colibri, EC 135 Ecureuil and AS365 Dauphin, together with Leonardo's AW139 and AW189. This fleet supports contract and charter missions in which aircraft availability, range, payload and operating economics are tailored to client requirements. A significant fleet development occurred in 2018, when Weststar acquired three Leonardo AW189 helicopters. The aircraft were used mainly to transport Petronas and Shell personnel in Miri, Sarawak. Weststar reportedly offered Petronas an AW189 operating cost comparable to that of an AW139, seeking to make the larger helicopter commercially attractive for regional energy-sector work. The company was described in the reference material as the cheapest AW189 operator in the region, although no independently verified financial figures are provided here. Weststar expanded its international corporate structure in 2018 through the establishment of a European subsidiary called Weststar NDD in Italy. The later development of that subsidiary demonstrates that the Weststar name was used across more than one aviation market. In 2023, a joint venture led by Namibia's Westair Aviation and France's Avico Group took control or leadership of the Weststar NDD airline and changed its name to Westair Helicopters. The renamed European operation should be distinguished from the core Malaysian Weststar Aviation Services business. Fleet references associated with Weststar Aviation include one Eurocopter AS365 Dauphin 2, ten Leonardo AW139 helicopters, one Leonardo AW189 and one Boeing 767-200. Fleet figures can change over time and the available reference does not establish a current complete fleet list. The presence of both helicopters and a Boeing 767-200 suggests that the wider operating history has included aircraft beyond the company's best-known helicopter activity, but the available material does not provide a detailed account of the Boeing aircraft's role. Weststar Aviation's business identity is consequently built around specialized, non-scheduled transport. It is not primarily marketed as a mass-market passenger airline. Instead, it provides aviation capacity for energy companies and other industrial customers, particularly where helicopter access is necessary for personnel rotation and remote-site logistics. Publicly available material does not provide sufficient detail to identify the company's founders, current executives, financial results, exact present-day fleet, detailed route network or complete list of operating certificates. Those areas require further verification.

  • 2023

    European subsidiary renamed Westair Helicopters

    [1]

    A joint venture involving Westair Aviation and Avico Group took the lead in Weststar NDD and renamed the airline Westair Helicopters.

  • 2018

    AW189 fleet acquisition

    [1]

    The company acquired three Leonardo AW189 helicopters, primarily for energy-sector personnel transportation in Miri, Sarawak.

  • 2018

    Weststar NDD established in Italy

    [1]

    Weststar established a European subsidiary known as Weststar NDD in Italy.

  • 2003

    Air Operation Certificate approved

    [1]

    Weststar Aviation Services was established in April 2003 following approval of its Air Operation Certificate by Malaysia's Department of Civil Aviation.

Products and positioning

A specialist Malaysian non-scheduled aviation operator serving oil and gas, industrial and corporate transportation needs, with an emphasis on helicopter logistics and contract-based personnel movement.

  • Aviation services · 2003

    Helicopter personnel transportation

    Weststar's core service is non-scheduled helicopter transportation for oil and gas personnel. The operation is designed for contract-based crew movement and industrial access, including missions connected with remote or offshore energy facilities. The available reference material identifies Petronas and Shell personnel movements in Sarawak as an important use case.

  • Helicopter operations

    Leonardo AW139 operations

    The Leonardo AW139 is one of the principal helicopter types associated with Weststar Aviation. The aircraft supports industrial and energy-sector transport where a combination of passenger capacity, range and operational flexibility is required. Reference material lists ten AW139 helicopters in the fleet, although the date and current validity of that count are not specified.

  • Helicopter operations · 2018

    Leonardo AW189 operations

    Weststar added three Leonardo AW189 helicopters in 2018. The aircraft were used mainly for Petronas and Shell personnel transport in Miri, Sarawak. Weststar promoted an operating-cost proposition intended to make the AW189 competitive with the AW139 for energy-sector missions.

  • Aviation services

    Fixed-wing aviation operations

    Fleet references include a Boeing 767-200 alongside Weststar's helicopters. The available material does not explain the aircraft's precise commercial role, operating period or current status, so it should be treated as a documented fleet element rather than a fully described flagship service.

Brand decisions

  • 2023

    Transfer of leadership of Weststar NDD and renamingM&A

    Background

    Weststar's European subsidiary, established in Italy in 2018, underwent a change in leadership involving a Namibian aviation company and a French aviation group.

    Action taken

    A joint venture formed by Westair Aviation and Avico Group took the lead of Weststar NDD and renamed it Westair Helicopters.

    Aftermath

    The European operation continued under the Westair Helicopters name rather than Weststar NDD. The available source does not describe the transaction's financial terms or its effect on the Malaysian parent.

  • 2018

    Add Leonardo AW189 helicopters for energy-sector transportProduct launch

    Background

    Weststar sought to expand its helicopter capability for oil and gas personnel movements in Sarawak and to make the AW189 economically viable for regional industrial contracts.

    Action taken

    The company acquired three Leonardo AW189 helicopters and used them primarily for Petronas and Shell personnel transportation in Miri.

    Aftermath

    The acquisition strengthened Weststar's position in heavy helicopter operations and was presented as offering AW189 operating costs comparable to the AW139.

Recent events

  • 2023

    Weststar NDD is renamed Westair Helicopters[1]

    M&A

    A joint venture involving Westair Aviation of Namibia and Avico Group of France took the lead in the European Weststar NDD operation, which was subsequently renamed Westair Helicopters.

  • 2018

    Weststar acquires three Leonardo AW189 helicopters[1]

    Product generation

    Weststar Aviation acquired three Leonardo AW189 helicopters for operations primarily associated with transporting Petronas and Shell personnel in Miri, Sarawak.

Sources1 sources

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