Gareth Marriott's photo
Connect with Gareth Marriott

Gareth Marriott

Managing Director Australia & New Zealand

Australian by birth but a Kiwi by nature, Gareth Marriott has an executive management and professional services career that has spanned more than 25 years, across numerous countries.

With extensive experience building strong teams and driving growth, Gareth has helped OCS thrive since he took on the role in 2012.

During this time, Gareth has been a champion for sustainability – he launched OCS ANZ’s first Sustainability Report, helping to ensure OCS is a long-term sustainable business for OCS colleagues, the community, and the environment.

With a focus on putting people at the centre of his decision-making and embracing change, Gareth prides himself on delivering on tough targets and is known for his unwavering high standards and attention to detail. Leading from the front, Gareth excels at customer relationships and ensures that client satisfaction and compliance are maintained.

Gareth is the chairman of the Sustainable Business Council, sits on the Climate Leaders Coalition (OCS is a signatory) and is a member of the New Zealand Government’s Modern Slavery Leadership Advisory Group.

Beyond his professional life, Gareth enjoys spending on time on the golf course, and watching tennis and with his close-knit family.

  • Gareth Marriott's photo
    Gareth Marriott

    Managing Director Australia & New Zealand

    Australian by birth but a Kiwi by nature, Gareth Marriott has an executive management and professional services career that has... Learn more

  • Debby Wong's photo
    Debby Wong

    Finance Director ANZ

    Since joining OCS in 2006, Debby has simplified systems across the business and is responsible for overseeing financial operations and... Learn more

  • Stephen Lockley's photo
    Stephen Lockley

    General Manager OCS Australia

    With a career spanning more than 25 years, Stephen has held senior management positions for large multinational companies in Australia,... Learn more

  • Brad Conway's photo
    Brad Conway

    GM Operations Eastern Region

    Brad has worked within the Facilities Management industry, and more specifically in the cleaning sector, for the past two decades.... Learn more

  • Santhy Pallotta's photo
    Santhy Pallotta

    GM Operations Southern Region

    With a career spanning more than 30 years, Santhy has a solid track record of boosting long-term commercial success by... Learn more

  • Trevor Boevink's photo
    Trevor Boevink

    National Estimator and Business Development Team Support

    Trevor started his career in property and finance before moving into Facilities Management. He’s now spent more than two decades... Learn more

  • Martina Windsor's photo
    Martina Windsor

    QHSE Manager

    Martina has 20 years of compliance experience within the public, private and voluntary sectors, including finance, cleaning, retail, construction, health,... Learn more

  • Sandeep Chhikara's photo
    Sandeep Chhikara

    HR Manager

    Sandeep joined the OCS team in 2017, working across OCS’ recruitment and staff development areas, and continuously improving HR systems... Learn more

  • Christine Johnson's photo
    Christine Johnson

    Company Secretary, ANZ QHSE Lead, AU HR Lead

    Christine joined the OCS team more than two decades ago, bringing a wealth of knowledge about implementing and monitoring compliance... Learn more