Who We Are

Matthew Gibb

Chief Executive Officer

Matthew has over 25 years’ experience in industrial and commercial property, returning from Japan in 2009, where he was responsible for Goodman Limited’s Japan operations.

During his 8 years with Goodman, Matthew established the group’s strong presence in Melbourne and led the business into the Adelaide and Perth markets, before working more broadly across a number of Asian markets. Prior to Goodman, Matthew was with international property consultant Jones Lang LaSalle (JLL) in Adelaide, Melbourne and the United Kingdom for over 7 years.

As founder and CEO, Matthew is responsible for setting and advancing Gibb Group’s overall strategic direction including overseeing the company’s business development, operations, acquisitions and fund management platform.

Matthew is committed to achieving exceptional outcomes for all stakeholders, providing opportunities for growth and development for Gibb Group’s employees and protecting and furthering the interests of its investors.

Matthew Thiselton

National Development Director

Matthew has over 23 years’ experience delivering high-quality client outcomes within the private sector and capital works projects for some of Australia’s largest companies, including Woolworths Limited and Westfield Limited (now Scentre Group).

Matthew joined Gibb Group in 2013 and has since delivered key commercial and industrial projects for the business across Australia for Toll, Mainfreight, Northline, Iron Mountain, CH2, CHEP, RDO, Fenner Dunlop, and Arnott’s.

He now supports the Chief Executive Officer and leads the business’ growth in Victoria and New South Wales.

Glen Wintour

National Development Director

As Gibb Group’s National Development Director, Glen is responsible for running and growing Gibb Group’s office in Townsville, sourcing sites, resolving design briefs, and servicing the company’s Queensland projects and growth objectives.

Integral to this is the day-to-day leasing, sales and marketing management, and overseeing the asset management of the Group’s Queensland projects.

Michael Xanthis

Chief Financial Officer

Michael is a Chartered Accountant with 20 years’ experience in accounting and finance.

Michael spent the majority of his career with Ernst and Young in a senior leadership position, providing tax and business advisory services to privately held businesses. Before joining Gibb Group, Michael was CEO of a family office with a large real estate asset portfolio.

As Chief Financial Officer, Michael is responsible for Gibb Group’s overall financial management, tax and statutory reporting.

Byron Tisch

Director - Funds Management

Byron has over 15 years of experience working in institutional real estate across funds management, investment management and capital transactions. Prior to joining the Gibb Group, he was responsible for Real Estate Separate Accounts at AMP Capital, leading a team of investment professionals managing diversified real estate strategies valued at ~$10bn across a range of structures on behalf of domestic and offshore capital partners. Byron has a strong track record for the development and execution of investment strategies across the risk spectrum that have delivered strategic and financial outperformance.

Rebecca O'Brien

Business Operations Manager

Rebecca has over 16 years’ experience in administration and operations. Rebecca’s previous roles as corporate paralegal with boutique and top tier firms in both Australia and Canada, allow her to bring a strong compliance focus to her role at Gibb Group.

As Gibb Group’s Business Operations Manager, Rebecca is responsible for the day-to-day operations of the business, corporate services, regulatory compliance and licencing.

Lisa Riddex

Director, Asset Management

As a career property professional with in excess of 15 years’ experience in the industry, Lisa has worked for large corporate and institutional property companies, including Goodman, AMP and CBRE. She has worked directly with industrial and commercial property funds, private clients and tenants, and built up to leading large asset management teams, providing comprehensive professional services to manage a $2 billion property portfolio.

At Gibb Group, Lisa is responsible for all operational aspects associated with running the asset management department, growing the assets under management, overseeing all aspects of financial performance, refurbishment and repositioning of assets, and assisting clients with disposal and acquisition of assets. She shares this responsibility for leadership and management with another Director, with whom she has previously worked.

Josh Weaver

Project Manager

Josh completed his Bachelor of Civil Engineering and Project Management with Honours at the University of South Australia. He undertook his university industry experience with Gibb Group, before moving into a role as Graduate Project Manager.

Josh’s role as Project Manager sees him obtain a holistic understanding of the property lifecycle, gaining experience in asset management and property acquisition and development. His responsibilities include providing support to the National Development Director, whilst assisting in achieving the Group’s development and acquisition goals and objectives.

Jason Dan

Senior Investment Manager

Jason is a Chartered Accountant with over 12 years’ experience, spanning the financial services and property sectors.

Prior to joining Gibb Group, Jason was an Investment Manager with Newmark Capital Limited, looking after a portfolio of commercial property funds. He also led the financial due diligence on over $300 million of property acquisitions and numerous retail and mixed use development schemes. Jason started out his property career at Vicinity Centres as a Senior Fund Analyst, responsible for strategic property and fund level modelling for the listed entity comprising a portfolio of over 90 retail assets.

As a Senior Investment Manager with Gibb Group, Jason is responsible for research, feasibility and project financing analysis.

Daniel Reader

Senior Project Manager  

Daniel has over 20 years’ experience in the construction and development industry, with a background in the electrical trades and formal qualifications in Construction Management (QUT) and Property Development (Bond University). He has developed a broad range of expertise in the management of construction and development projects in various sectors, including commercial, retail, industrial, entertainment, remote accommodation, and health.

At Gibb Group, Daniel serves as a key member of the project delivery team, leveraging his experience in stakeholder engagement, contractor management, and tenancy coordination to oversee the delivery of projects in Queensland.

James Sierakowski

Senior Project Manager

James joined Gibb Group in 2022, to focus mainly on delivering developments in New South Wales and supporting the acquisition and asset management teams.

James has over 19 years’ experience in property development, building, civil infrastructure and civil works, both throughout Australia and overseas for groups including Brookfield, Stockland, the Department of Defence, Aquasure PPP, Axiom Education PPP, and The Hills Shire Council.

His key project experience includes the Waves Aquatic Centre ($70 m) and Stockland Developments ($100 m annually) in NSW/ACT, the Victorian Desalination Plant ($4 b), the Department of Defence ($80 m) and Stockland Developments ($200 m annually) in VIC, Rio Tinto ($40 m) in WA, and Transport for London ($50 m) in the UK.

He is a results-focused people manager with extensive experience throughout the project lifecycle, from business and acquisitions, to commissioning and handover.

Michael Pirozzi

FP&A Manager

Prior to joining the Gibb Group team, Michael was a senior accountant at a large Australian IT services corporation. This role saw Michael deliver high-quality reports and analysis to a diverse range of internal stakeholders.

Michael also has experience in the commercial real estate industry, providing financial support to the local executive team at one of the largest real estate corporations globally.

Michael studied a Bachelor of Commerce and is a qualified accountant with the Institute of Chartered Accountants.

Nick Papanicolaou

Senior Project Manager

Nick joined Gibb Group in 2022, primarily focusing on the delivery of developments in New South Wales, whilst supporting the acquisition and asset management teams.

Nick is a highly experienced and skilled Senior Project Manager, with a diverse background in the construction industry specialising in due diligence, design management, value engineering, construction management, automation, and manufacturing integration.

Having delivered various projects throughout Sydney for reputable tenants, developers and builders, Nick is quick to build strong relationships with clients, consultants, authorities and builders, and effectively deliver tangible results while unlocking value throughout the various phases of the development lifecycle.

Nicholas Pillon

Senior Industrial Property Manager

Prior to joining Gibb Group, Nicholas was a Commercial Property Manager with Investa Property Group looking after a premium and mixed use commercial real estate portfolio within the Melbourne CBD.

Nicholas was responsible for the operational, financial, and strategic aspects of these assets and delivered favourable outcomes through leasing, capital expenditure delivery and stakeholder management. Nicholas understands the importance of providing comprehensive professional services throughout the lifecycle of an asset.

At Gibb Group, Nicholas oversees the management responsibilities across the Victorian portfolio of industrial assets.

Nicholas has a Bachelor of Applied Science – BASc, Property and Valuations (Honours) from RMIT University and Cert IV in Property Services from REAA.

Joseph Ho

Senior Project Manager

Joe has a diverse background in the construction industry, having delivered various projects throughout Australia for builders, developers and large institutions. With over 20 years’ experience in roles ranging from contract administration through to project, development and construction management, Joe has comprehensive knowledge of the development lifecycle.

Having worked in both on and off-site roles, Joe understands the drivers and touch points at different stages of a project and the outcomes sought by each stakeholder. Joe’s ability to build strong rapport with clients, consultants, builders and subcontractors alike ensures efficient and successful project delivery.

Carlee O’Malley

Acquisitions & Development Manager

Carlee joined Gibb Group in 2022 with a primary focus on new business and leasing opportunities across development. She also supports the New South Wales team in the delivering of developments and managing project marketing.

With 13 years’ experience in property, Carlee has managed industrial and office new business and leasing transactions, as well as project marketing for some of Australia’s largest diversified property groups. This includes LOGOS Property, Lendlease, Brookfield and Stockland. Her key project experience includes Moorebank Intermodal Precinct, Villawood Logistics Estate, Hazelmere Logistics Estate, Barangaroo, Salesforce Tower, and Wynyard Place.

Jason Be

Analyst

Prior to joining Gibb Group, Jason was a Project Analyst at RACV, leading financial due diligence and developing property solutions for clients across the portfolio of hotel, industrial and commercial assets. In his role, he had experience in stakeholder management, with a focus on the end-to-end project lifecycle.

Jason has been involved in project governance and managed a pipeline of capital projects and asset management activities in collaboration with senior leadership. He has delivered process and system solutions to improve the active management of the broad portfolio.

As an Analyst at Gibb Group, Jason is responsible for research, feasibility and project financing.

Amy Hain

Property Manager

Amy has worked in the property industry for over 5 years, with experience across multiple asset classes including retail, commercial and industrial.

Amy also has a strong accounting background, having completed her Certificate III in Business Administration, Bachelor of Business majoring in Accounting, and is in the process of obtaining her CPA qualifications. This experience allows Amy to provide a holistic approach to the responsibilities of her role, including reporting, accounts payable and receivable, and budgeting.

As a Property Manager, Amy is responsible and accountable for the overall performance of the property management and building services operations for her portfolio. She is committed to developing strong relationships with tenants, landlords and other key stakeholders.

Ami Fus

Corporate Accountant

Prior to joining the Gibb Group team, Ami was an Assurance Associate with PWC, working in both an audit and digital capacity. This role saw Ami deliver high-quality work to a diverse range of external clients during audit engagements, while also collaborating with internal teams to improve efficiencies through the use of digital platforms and resources.

Ami also has experience in the residential real estate industry, providing property management and sales support at an award-winning agency. This role gave Ami the opportunity to liaise with a variety of tenants and landlords regarding all aspects of the leasing and property management process.

As Gibb Group’s Corporate Accountant, Ami is responsible for supporting the finance team by driving the delivery of accounting and financial services to internal stakeholders and external clients. Ami assists in preparation and attendance to accounting, taxation, legal and regulatory requirements.

Samantha Harlow

Executive Assistant

With 15 years’ experience working in Private Equity firms in London, Samantha brings a comprehensive and diverse skill set to her role as Executive Assistant to the CEO and CFO at Gibb Group.

Samantha provides critical day-to-day support to the executive team, including diary and travel management, event planning, office management and general administration duties.

Shane Lee

Finance Manager

Shane started his career as an Accountant in private practice and brings 13 years of experience in this field. He made the transition into the property sector in 2012, and has proven to be an integral part of asset management divisions in managing trust accounting functions. Shane started as a Portfolio Accountant at Jones Lang LaSalle (JLL) in Adelaide, which then led him to manage the trust accounting division at Leedwell Property.

Shane has experience working across commercial, industrial and retail assets nationally and prides himself in preparing specialised financials reports to suit end users. He is relationship-focused and has a strong commitment to ensuring the utmost satisfaction from clients.

Shane studied Commerce at the University of Adelaide and has undertaken his Property Services qualifications through the Real Estate Institute of South Australia (REISA). This has enabled Shane to mix both of his passions: accounting and property.

Shane manages the portfolio and fund accounting functions, in addition to managing Gibb Group’s retail and office assets in Victoria. His experience and exposure to high worth assets are the foundation of the importance he places on attention to detail in every facet of financial services in the property industry.