At Parkway, we are building a leading industrial water treatment technology company, with a focus on the energy and mining and sectors. We are passionate about water and sustainability. We understand the challenges associated with the safe, reliable, and efficient extraction, treatment, storage, use and recycling of water and wastewater. We see these challenges through the lens of opportunity – the opportunity to achieve more efficient and sustainable operations. We partner with our clients to deliver innovative process solutions, including water treatment solutions, based on established product and service platforms, as well as next generation technologies, to ensure we deliver optimal solutions.


  • Stephen van der Sluys, Non Exec Chairman and Independant Director

    Mr van der Sluys is a highly credentialed investment banker and business executive, with extensive international experience in capital markets and strategic transactions, including mergers & acquisitions. Mr van der Sluys has held a number of senior investment banking roles (predominantly in Australia and the United States of America), including with Citibank, JP Morgan Chase & Co, Bank of New Zealand and as CEO of CIBC Wood Gundy Australia. In addition to his investment banking experience, Mr van der Sluys has also held various senior executive roles, at a range of large companies which operate in the mining and resources industry, including as executive director of Queensland Nickel during the period which the company successfully listed as an ASX100 company. More recently, Mr van der Sluys has assisted a number of junior resources companies achieve corporate success. In particular, Mr van der Sluys was executive chairman and subsequently managing director of Jervois Mining Limited (now Jervois Global Limited, ASX: JRV), having played a pivotal role in a successful transformation of the company.

    Mr van der Sluys was originally appointed as an independent non-executive director of Parkway on 31 August 2022, and was subsequently appointed as Parkway’s non-executive chairman on 19 September 2022.

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  • Bahay Ozcakmak, Group Managing Director and CEO

    Mr Bahay Ozcakmak is a highly experienced executive having been engaged as a corporate adviser by more than 50 companies operating in a range of sectors, during the last 15 years. Mr Ozcakmak has extensive corporate development expertise, including M&A experience in the technology, energy and mining sectors, where he has led the successful acquisition, development and/or commercialisation of several flagship projects, including major corporate transactions, mostly with publicly listed companies. In addition to extensive corporate experience in business and corporate strategy development in the energy and mining sectors, including in a diverse range of commodities, Mr Ozcakmak has also been focused on creating value through the commercialisation of innovative and sustainable technologies in these sectors.

    During two decades of successful technology commercialisation experience, Mr Ozcakmak has also founded several technology companies, including Activated Water Technologies and was the CEO of AWT’s parent company, Consolidated Potash Corporation, up until its acquisition by Parkway. Bahay is considered a technology commercialisation expert, having successfully led the commercialisation of numerous technologies in the agtech, biotechnology, desalination, energy and mining sectors. Since 2015, Mr Ozcakmak has also led a highly successful collaboration with leading researchers at Victoria University. In recognition of the contributions made by Mr Ozcakmak to the Institute of Sustainable Industries & Liveable Cities located at the Werribee campus of Victoria University, in May 2020, the honorary title of Adjunct Associate Professor was conferred upon Mr. Ozcakmak.

    Mr Ozcakmak has extensive equity capital market experience, is currently a director of several private and public companies and has previously held directorships and C-suite roles with numerous companies listed in Australia (ASX), Canada (TSX) and the UK (AIM).

    Mr Bahay Ozcakmak was appointed managing director of Parkway on 28 November 2019, prior to which he was executive director from 19 September – 28 November 2019.

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  • Penelope Creswell, Independent Director

    Ms Creswell is a highly experienced lawyer, with 25+ years of professional experience, including ~10 years at Allens (one of Australia’s most prestigious top-tier law firms) and most recently ~7 years as the leading in-house legal counsel for all planning and environmental legal matters at Cleanaway Waste Management Limited (ASX:CWY), Australia’s largest waste management company. Ms Creswell also brings ~4 years of experience at the Northern Land Council in the Northern Territory, as well as experience as a secondee General Counsel at Melbourne Water, to her role with the Company. While her professional career has spanned diverse areas of law, her key focus over the last 15 years has been infrastructure projects, planning and environmental law, including in the waste and water sectors.

    Ms Creswell was appointed as an independent non-executive Director of Parkway on 26 October 2021.

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  • Ayten Saridas, Independent Director

    Ms Saridas is a results-driven finance executive with over 30 years of international experience across a broad range of industries including in oil and gas, mining, retail, infrastructure, property, and financial services. Ms Saridas is a proven leader with an established reputation in the financial markets, with a solid track record in the investment community and brings commercial acumen and strength in strategic thinking and delivering solutions for complex financial situations.

    Ms Saridas has until recently held CFO and executive roles with Coronado Global Resources, Santos Ltd, AWE Limited and Woolworths amongst other ASX listed companies. Ms Saridas’s core strengths include working with companies to develop disciplined capital allocation strategies, drive growth through strategic positioning and execution of business plans to deliver sustainable profits. Ms Saridas has led the development of corporate strategy, M&A and IPO transactions, corporate defence and multi-billion dollar capital raisings in support of these achievements.

    Ms Saridas was appointed as an independent non-executive Director of Parkway on 12 October 2022.

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