Benjamin Dillon

Benjamin Dillon
Chairman and Non-executive Director
- Over 31 Years Experience

horizontal rule

Mr. Dillon has over 31 years experience in a variety of business related roles including at Westpac where he was a senior executive in Institutional Bank responsible for the hotels portfolio before becoming Head of Property. Prior to this Mr Dillon was an executive at Macquarie Bank Limited where he specialised in hospitality and leisure property transactions and was also a Partner and Director of corporate finance at KPMG.


He is a graduate in Economics and Law from the University of Sydney and holds a Masters of Management (Marketing) from the Macquarie University Graduate School of Management. He is a Chartered Accountant, a Fellow of the Financial Services Institute of Australasia and a Member of the Royal Institution Chartered Surveyors.

Peter Gribble

Peter Gribble
Managing Director and Executive Director -
29 Years Experience

horizontal rule

Mr. Peter Gribble is the founder of Quantum (in 1986) and was responsible for the direction and development of many of its property financial products. Mr. Gribble is a qualified accountant and has over 29 years experience in tax, investment markets and property.

Mr. Gribble has been involved in approximately AUD1.9 billion of property transactions over that period, including direct involvement in most aspects of property acquisitions, management and development.

Mr. Gribble's main role is the development and marketing of financial products to both retail and wholesale investors and to drive the strategic direction of the company. Mr. Gribble graduated from La Trobe University Melbourne with a certificate in Accounting in 1985 and qualified as a Fellow of the Taxation Institute of Accountants in Australia in 1998.

Mr. Gribble has been a member of the Australian Society of Certified Practicing Accountants (ASCPA) as a CPA since 1993 and a certified Property, Stock and Business Agent since 2004.

JoAnna Fisher

JoAnna Fisher
Non-executive Director -
26 Years Experience

horizontal rule

Joanna Fisher has over 26 years of experience in the financial sector, with a thorough knowledge of investment management and investment banking. Ms. Fisher is a former General Manager – Strategy and Marketing for the Commonwealth Bank. She also spent 12 years at Bankers Trust Corporation in the United States, Japan, the United Kingdom and Australia, developing and managing the institutional investments management businesses.

At Bankers Trust Corporation, Ms. Fisher was a member of the Bankers Trust Investment Global Asset Allocation Committee. Ms. Fisher holds degrees in Economics and Asian Studies from the Australian National University and a Diploma from the Australian Institute of Company Directors.

Scott Riedel

Scott Riedel
Non-executive Director -
26 Years Experience

horizontal rule

Mr. Riedel has more than 26 years in financial services industry, and has obtained a broad range of experiences as a financial services professional with extensive knowledge in global markets, investment and asset management and private banking.

Most recently, Scott led the Private Wealth division of AMP and was responsible for the establishment, refinement and growth of a new advisory business model to enter the Australian High Net Worth market.

Prior to joining AMP, Scott was previously the Head of Perpetual Private Clients business and before that the Executive General Manager of the Commonwealth Private Bank. Before private banking, Scott held various treasury and investment positions with Citibank and Citigroup in Australia, the US and Europe. Scott holds a Bachelor of Science Degree from the University of New South Wales, a Graduate Diploma of Applied Finance from the Securities Institute of Australia, attended the Stanford University School of Business Executive Program, and is a graduate member of the Australian Institute of Company Directors.

Management Team

Kenn MacMillan

Kenn MacMillan
Head of Qsmart Securities
- 24 Years Experience horizontal rule
Kenn has over 24 years of financial services experience, beginning in 1990 as a Client Advisor at JB Were & Son and then Merrill Lynch in 1998. He was promoted to head Merrill Lynch's Australian Private Client business in 2000 where he was responsible for managing the entire business including the national team of client advisors. Kenn joined UBS Wealth Management in 2004 as head of its Sydney office and was promoted to Managing Director in 2007.

In January 2012 Kenn joined Investorfirst Securities Ltd and commenced working with Quantum to develop the Tier 1 Bond Fund. In January 2013 Kenn joined Quantum as head of Qsmart Securities Pty Ltd.

Kenn has significant experience managing and advising clients in all asset classes, particularly domestic and international equities and domestic and international fixed income.

Kenn holds a Bachelor of Economics, is RG146 registered and is an Accredited Derivatives Advisor (levels 1 and 2).

John Claudianos
Investment Manager horizontal rule
John was a Managing Director at Deutsche Bank’s Global Markets division for Australia and New Zealand and Head of Securitization based in Sydney. He was a member of the Deutsche Bank team for over 19 years. Deutsche Banks’ securitization team during this period was the market recognized leader with John’s team taking the role of Arranger and Lead Manager in many of Australia’s banks and non-bank financial institutions accessing domestic securitization markets and the deeper global funding markets in the United States, Europe and Asia, to finance the Australian residential mortgages. Since the Global Financial Crisis, he has also been a leading contributor to the implementation of Federal Government programs to assist housing finance and home ownership in the securitization markets.

John is a Director on the Board of the Australian Haydn Ensemble.

Prior to joining Deutsche Bank in 1997, John was the Group Treasurer for the Advance Bank Limited and commenced his career with the Chase Manhattan Bank in 1982.

John holds a Bachelor of Economics (Honors) from the Australian National University. His personal passions include art, music and, above all, fly fishing.

Dean Bromage

Dean Bromage
Development Manager -
20 Years Experience horizontal rule
Dean has nearly 20 years in the building/property industry. In those years Dean has worked in the fields of Architecture, Development & Project Management.

Dean has a formal qualification in Construction Management, which he graduated with honours; he also holds a qualification in Architectural Design & Drafting.

Dean has worked in a number of industry sectors including residential projects, both new & refurbished office, retail, industrial, health & education.

Dean has experience in both the private and public sector, performing feasibility analysis, cost management, master planning, town planning documentation and project delivery.

Craig Northey

Ben Thrum
Head of Design/Digital -
21 years experience horizontal rule
Ben Thrum is a highly creative, motivated, and commercially savvy Design/Digital Manager, with 21 years’ experience in utilising Agile Methodologies to implement and drive key project and strategic initiatives across multidisciplinary teams. Ben has worked on commercial projects with a wide range of clients including Origin Energy, AMP, Pernod Ricard, Westpac, CCA, Nestle and more.

Running one of Australia’s first digital agencies, Ben has been exposed to a wide range of technologies and projects. Ben joined Quantum 2014 and is responsible for the delivery of the project design and project marketing initiatives.

He is a member of the internal design review committee that ensures Quantum’s projects are buildable, saleable and offer the best product available to our clients. Working with industry suppliers, he is also responsible for the design & selection of fixtures and fittings for our residential projects. He has a Diploma in Multimedia design and undertaken numerous industry training initiatives and online courses.

Patrick Sargent

Patrick Sargent
Head of Tax and Accounting
- 8 Years Experience horizontal rule
Patrick heads Quantum Accounting Practice, servicing external clients on their accounting and taxation affairs. Patrick has over 8 years experience in the accounting profession and prior to joining the Quantum team in January 2017, Patrick worked in a top mid-tier chartered accounting firm at Pitcher Partners Sydney office.

Having been exposed to a vast range of businesses, industries and private clients, Patrick is perfectly suited to advise on a range of complex taxation issues. He delivers an exceptional level of service, with his expertise focused around structuring advice, taxation planning and minimisation strategies, self-managed superannuation funds, private clients and compliance.

Patrick has attained his Bachelor of Commerce and is a member of the Institute of Chartered Accountants.

Kenn MacMillan

Byron Posadas, Dallas Texas
Head of US Operations Quantum Real Estate LLC
- 21 years experience horizontal rule
Since 2007 Mr Posadas was the portfolio manager for Idode, LLC, responsible for transactions relating to distressed property for a Texas fund manager in the liquidation of a USD10 million portfolio of distressed REO properties in 10 states. He was responsible for refurbishment and repairs for over 200 of the 400 properties in the portfolio and the exit strategy of the properties, generating substantial returns on the portfolio. Prior to this role, in 2003 he was portfolio manager for Interbay Funding, LLC, where his responsibilities included buying bulk packages of nonperforming loans attached to distressed real estate properties valued at USD30 million. Mr Posadas arranged and oversaw the repairs for over 600 properties, and took responsibility for the exit of the properties. Previous to these roles he was a branch manager for Citibank Financial, Irving Texas, responsible for managing real estate loans.

Compliance Committe

Kenn MacMillan

Paul J Kellahan, JP
51 Years Experience
horizontal rule
Mr Kellahan has been involved in the Australian banking and investments management industry for over 50 years. He has held senior executive positions with one of Australia’s largest banks, was a state manager and divisional director of a listed entity partly owned by the Commonwealth and an independent consultant to several of the world’s larger international banks.

Over that same period Mr. Kellahan also gained considerable credit skills acting as a retail lender, for secured and unsecured corporate lending, both on a balance sheet and cash flow basis, leasing, cross border leasing, leveraged leasing, syndicated financings and large scale project financings. He has a strong working knowledge in product structuring, creditworthiness, loan documentation, security Valuation techniques, risk detection, risk analysis and mitigation.

In relation to corporate governance and compliance, Mr. Kellahan has had exposure to the regulatory regimes of the Bank of England (now the FSA), the Monetary Authority of Singapore, the Federal Reserve Bank of New York and the Australian Securities and Investments Commission.

Kenn MacMillan
John Kean
FCA FAICD - 51 Years Experience
horizontal rule

Mr Kean acts as an independent business advisor and holds directorships in various businesses involved in finance, retail, primary production, technology and retirement living property. He is also a director of The Victor Chang Cardiac Research Institute, and Vice Chairman of The Australian Taiwan Business Council.

Prior to 2000, he practiced as a chartered accountant and was the founder of Crowe Howarth, Australia’s 5th largest accounting practice. His professional career has covered 30 years.

© Copyright 2010 QUANTUM | Home | Site Map | Privacy Policy | Disclaimer | Finance Register Interest
Activated by - BTA Active | Top of page