
Director, CPA
Brendan Mills
Meet Brendan Mills, our founder and Director.

Director, CPA
Brendan Mills
Brendan is the Director of CFO Dynamics, with a background in tax and financial consulting across diverse industries. He believes financial information should drive real decisions, not sit in reports. Brendan works closely with business owners to unpack complexity, guide leadership teams through key decisions, and build stronger, more resilient businesses.

Associate Director, CA
Trinh Musto
Meet Trinh, our Associate Director.

Associate Director, CA
Trinh Musto
Trinh brings over 15 years’ experience across finance, systems, and client delivery, and plays a central role in how CFO Dynamics supports its clients.
She works closely with business owners to improve visibility, strengthen reporting, and embed systems that support better decisions, with a practical, hands-on approach and strong client focus.

Senior Client Manager, CPA
Claire McMullan
Meet Claire, one of our Senior Client Managers.

Senior Client Manager, CPA
Claire McMullan
Claire brings 25+ years’ experience across Australia, the UK, and the Middle East, including a senior role as AVP Finance at the Dubai Group. With a sharp eye for detail, she specialises in account reconciliation, audit, and finance systems — ensuring the numbers are accurate and stand up to scrutiny.

Senior Client Manager, CPA
Susanne Harris
Meet Susanne, one of our longest-standing Senior Client Managers.

Senior Client Manager, CPA
Susanne Harris
Susanne is a Senior Client Manager, with the business since 2015. She leads month-end reporting, compliance, and payroll while improving financial processes and systems.
Having led finance teams across Australia, New Zealand, and London, she brings strong experience implementing change and ensuring reporting remains reliable, accurate, and fit for purpose.

Client Manager, CA
Paul Mar
Meet Paul, one of our Client Managers.

Client Manager, CA
Paul Mar
Paul is a Chartered Accountant with experience across Big Four, mid-tier firms, and 10 years as Group Financial Controller in oil and gas. He combines commercial and contract expertise with a strong instinct for technology, helping clients simplify systems, improve visibility, and get more value from their data.

Client Manager, CPA
Cathy Qian
Meet Cathy, one of our Client Managers.

Client Manager, CPA
Cathy Qian
Cathy is a CPA with experience in public practice and mid-tier firms, and has grown into a key role within the client management team.
She manages high-volume client portfolios while supporting those around her and leading systems and software improvements that enhance how work gets done.

Client Manager, CPA
Sepideh Nasrollahpour
Meet Sepideh, one of our Client Managers.

Client Manager, CPA
Sepideh Nasrollahpour
Sepi is a management accountant with 10+ years’ experience across retail and legal sectors, including a Financial Controller role for a multinational operating across the Middle East and Europe.
She specialises in forecasting, strengthening how businesses plan ahead and make decisions with confidence, supported by strong capability in reporting and financial control. A CPA and MBA-qualified professional, Sepideh brings disciplined execution and a structured approach to finance.

Client Manager, CPA
Kirsty Trzcinski
Meet Kirsty, one of our Client Managers.

Client Manager, CPA
Kirsty Trzcinski
Kirsty Trzcinski is a CPA with 20+ years’ experience across manufacturing, IT, construction, and mining. Having worked in both large multinationals and smaller growing businesses, she brings a practical understanding of how finance supports day-to-day operations — helping teams analyse performance and make better use of resources.

Client Manager, CA
Hayden Atterton
Meet Hayden, one of our Client Managers.

Client Manager, CA
Hayden Atterton
Hayden is a Chartered Accountant who supports clients across reporting and day-to-day financial management.
He is known for his calm, measured approach and strong client relationships, taking the time to listen and understand before acting. Hayden brings a steady and reliable presence to client work, ensuring consistency and building trust over time.

Client Manager
Priscilla Falola
Meet Priscilla Falola, one of our Client Managers.

Client Manager
Priscilla Falola
Priscilla is a Chartered Accountant and Client Manager focused on financial control and reporting. She works with clients to strengthen processes, improve visibility, and manage risk.
She has led budgets, system transitions, and financial operations across industries, improving how finance functions.

Marketing Manager
Matt Simpson
Meet Matt, our Marketing Manager.

Marketing Manager
Matt Simpson
Matt leads digital content and video, focused on how the CFO Dynamics story shows up across the site and beyond. He works across brand, structure, and content to make complex ideas clear and practical.
His background spans design, video, and digital, with a focus on building content that supports how the business connects and communicates.

Office Manager
Kylie Sheridan
Meet Kylie, our Office Manager.

Office Manager
Kylie Sheridan
Kylie is Office Manager at CFO Dynamics, responsible for keeping the business running smoothly behind the scenes.
She supports the team across scheduling, client invoicing, and day-to-day operations, ensuring everything stays organised and on track and providing the structure that allows the team to focus on client delivery.

Administration Assistant
Elena Landrigan
Meet Elena, our Office Admin Support.

Administration Assistant
Elena Landrigan
Elena Landrigan supports the team across administration and day-to-day operations, helping ensure work is delivered accurately and on time.
Currently completing a Bachelor of Commerce (Accounting), she brings a growing technical foundation and a reliable, detail-focused approach.