Chris Mask

Chris Chapple

Chief Executive Officer

Matthew Mask

Matthew Brown

Group Executive, Head of Funds Management

Will Mask

Will Walker

Chief Investment and Development Officer

Amanda Mask

Amanda Steele

Group Executive, Head of Property

Steven Mask

Steven Peters

Chief Sustainability Officer

Johanna Mask

Johanna Platt

Interim Chief Financial Officer

Grainne Mask

Grainne Kearns

Chief Technology, Data and Optimisation Officer

Andrew Mask

Andrew Dean

Chief Legal, Risk and Safety Officer

Hazel Mask

Hazel Thurlow

Chief Human Resources Officer

Madeleine Mask

Madeleine Tomczyk

Group Executive, Marketing and Corporate Affairs

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ChrisMask

Chris Chapple

Chief Executive Officer


Chris leads the organisation to deliver on the Group strategy, maximising opportunities for our investors and ensuring ISPT continues to deliver strong, sustainable returns.

Chris is a strategic and growth-oriented executive with over 25 years of property industry experience, having held senior leadership positions at 151 Property, Charter Hall, JLL and Multiplex. Chris’s experience spans funds management, asset management and development.

Chris is a member of the Property Council of Australia (PCA) Champions of Change Coalition – Property Group, further reinforcing ISPT’s position to achieve greater gender equality in the industry and to increase the number of women in leadership roles.

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MatthewMask

Matthew Brown

Group Executive, Head of Funds Management


Matthew is responsible for the execution of the Funds Management strategy for the Group, across existing funds and partnerships, helping to drive sustainable returns for investors and championing new investment opportunities utilising ISPT’s broad investment platform. Matthew also leads ISPT’s Investor Relations function with a strong focus on delivering high service levels to the Groups’ existing investor base.

Matthew is a real estate investment management leader with over 20 years of experience across Australian, Asian and North American markets, with broad exposure to the Office, Retail, Industrial, Hotel and Student Housing sectors.

Most recently, Matthew held dual accountability as Fund Manager for the Charter Hall Prime Office Fund (CPOF) and Head of Office Investment Management at Charter Hall. During his time as CPOF Fund Manager, Matthew helped to grow the Fund from circa A$3.5bn to over A$10bn, delivering strong investment performance for investors.

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WillMask

Will Walker

Chief Investment and Development Officer


Will is responsible for identifying and acquiring investment opportunities for the Funds and leads the business's development function, unlocking existing assets' development potential and seeking opportunistic pipeline to support long-term, sustainable returns for investors.

Will brings over 20 years’ experience in the property industry, having held senior roles at ASX listed property groups, Lendlease and Mirvac for 15 years. Most recently, Will was the Executive General Manager Development and Head of NSW for Cbus Property where he influenced the design and execution of the company strategy, with specific accountability for all activity related to driving Cbus Property’s development growth strategy and leading the NSW business.

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AmandaMask

Amanda Steele

Group Executive, Head of Property


Amanda leads the development and implementation of enhanced asset strategies across all sectors (portfolio of c140 assets), delivering strong, sustainable returns for our investors. Amanda plays an integral role in leading ISPT's property business and team to maximise the performance of the assets, enhance partnerships across the Group and oversee strategic research programs.

Amanda is a driven commercial leader with a strong track record in profit growth, transformational change and addressing persistent cultural and business problems for investor benefit. Most recently, Amanda was Executive Managing Director, Pacific, Property Management, where she was accountable for leading two of CBRE’s largest business lines in the Pacific region.

In 2019, Amanda was awarded the NSW Telstra Business Women’s Award (medium-large business).

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StevenMask

Steven Peters

Chief Sustainability Officer


Steven is responsible delivering ISPT’s Environment, Social and Governance Strategy, including ambitious targets to drive positive change for all stakeholders.

Steven brings 20 years’ experience delivering green building performance and sustainability solutions within the built environment. He was responsible for spearheading ISPT being the first Australian property company to achieve Carbon Neutrality.

Steven is a Non-executive Director on the Cleaning Accountability Framework (CAF) Board, is a member of the Property Council of Australia National Sustainability Roundtable and has participated in various working groups such as the Green Building Council of Australia Expert Reference Panel and the NABERS Advisory Panel. In 2023, Steven was named a Green Building Council of Australia Green Star Champion and was awarded the inaugural Property Council of Australia ESG Award, acknowledging his expertise and excellence in the industry.

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JohannaMask

Johanna Platt

Interim Chief Financial Officer


Johanna joined ISPT in 2023 and is responsible for the finance, procurement, insurance, tax, treasury and valuation functions of the business.

Johanna has over 25 years of experience working in and leading finance teams, including a role as the Chief Financial Officer for Vanguard Australia, where she led the local 200-person finance function and was part of the Executive team governing the establishment of their superannuation business. Before joining ISPT, Johanna was the interim Chief Financial Officer for the accelerating scale-up brand Frank Green, where she supported the expansion of the finance function to lead the brand’s next growth phase.

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GrainneMask

Grainne Kearns

Chief Technology, Data and Optimisation Officer


Grainne is responsible for leading and driving ISPT’s Technology, Data and Optimisation strategy, providing the vision and leadership that helps ISPT leverage technologies to improve business operations and stakeholder experience. Grainne also oversees the Innovation function, driving market-leading initiatives to respond to investor and customer needs and addressing industry challenges to deliver continuous improvement and performance excellence.

Prior to ISPT, Grainne held Chief Information Officer roles at Lion, Jetstar Group and Sensis. She was also the Transition Director at Telstra, where she led the integration strategies for acquired organisations to the Telstra Group, focusing on maximising deal value for pre and post-acquisition activities.

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AndrewMask

Andrew Dean

Chief Legal, Risk and Safety Officer


Andrew is ISPT's Chief Legal, Risk and Safety Officer, leading the management of legal matters, risk mitigation strategies, governance, compliance and safety initiatives across the Group. Andrew provides expert guidance and leadership to promote a culture of compliance, risk awareness and safety across our workplaces and our portfolio of properties.

Andrew’s experience spans over 15 years leading legal, risk and safety teams across the property industry throughout the Asia Pacific region. Prior to joining ISPT, Andrew was the Head of Legal, Asia Pacific at Cushman & Wakefield where he was accountable for the leadership, performance and development of the legal, risk and safety function across Asia Pacific as well as being a member of the Asia Pacific ExCo and Global Committees in the areas of HSE, Risk, Compliance and Commercial activity.

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HazelMask

Hazel Thurlow

Chief Human Resources Officer


Hazel leads the creation and implementation of ISPT’s people and culture strategy focused on the design and enablement of our organisation’s transformation and change agenda.

Hazel is a Human Resources Executive who has experience operating as Chief People Officer spanning Asia Pacific and Global mandates. Across her 25-year career, she has supported multiple industries and business types, from start-ups to global giants, across the Industry superannuation, Property, Banking & Finance, Healthcare and NFP industries.

Hazel is a change agent who is deeply passionate and skilled at driving cultural organisational change that enhances capability, performance and employee engagement.

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MadeleineMask

Madeleine Tomczyk

Group Executive, Marketing and Corporate Affairs


Madeleine leads the Marketing & Corporate Affairs function to position ISPT as the first choice for investors, partners and people in property. Madeleine’s remit oversees the execution of the Group brand, marketing, communications and industry relations strategy, and Fund and portfolio marketing and communications activity to enhance the performance of our assets, deliver sustainable returns for our investors and drive reputation outcomes for ISPT.

Madeleine has over 15 years’ experience in the development and successful implementation of cross-sector business and marketing strategies. Before joining ISPT, Madeleine held senior leadership brand, marketing and place strategy roles at the NSW Government and Lendlease where she was responsible for driving the go-to-market strategies and portfolio performance across major mixed-use developments and the office, retail and industrial sectors.