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Matt Marsh
Matt MarshManaging Director
In Matt’s 25+ year career he has worked in, supervised and managed contracts from Melbourne to Cairns and is now focused on growing The Sebastian portfolio, where his strengths in organisational planning and service delivery management mean that you will receive best value for money.
Dianne Simpson
Dianne SimpsonFinance Manager
Dianne Simpson is our highly accomplished Finance Manager with an impressive 24-year tenure at Sebastian. Throughout her dedicated service, Dianne has implemented crucial management process amendments, driving operational excellence.

With her unwavering commitment to excellence and a keen eye for process optimization, Dianne has played a vital role in positioning Sebastian as an industry leader. Her invaluable contributions have elevated the organization’s financial operations and enhanced overall efficiency.

Sandra Bryan
Sandra BryanHR & Operations Co-ordinator
Sandra joins the Sebastian team part-time as the HR and Operations Coordinator, bringing a wealth of experience from customer service in banking to diverse administrative roles in healthcare, construction, and more. With expertise in Accounts, Payroll, Human Resources, and Project Administration, Sandra provides dedicated people-focused support to the entire Sebastian family, including valued clients and our diligent cleaning and management teams.
Himanshu Dalia
Himanshu DaliaSales Manager
Himanshu has extensive experience in the Commercial Cleaning Industry from sales, marketing, project coordination, tendering jobs to customer service both in New Zealand and Australia. Over his 14-year career he has successfully managed Commercial, Industrial, Construction and Retail Clients. His master’s degree in business also helps him to Identify market opportunities and what it takes to succeed in business. Himanshu has a proven track record in maintaining client relationships which in turn helps him in to bring in new business.
David Rodriguez
David RodriguezCustomer Service Supervisor
Meet David Rodriguez, our dedicated Customer Service Supervisor at our city sites. Known for his motivation, analytical mindset, and passion for overcoming challenges, David is always ready to collaborate and ensure effective results. With a Master of Professional Accounting, David brings a unique perspective to his role, leveraging his analytical skills to provide valuable insights for decision-making in customer service. As an integral part of our team, he is excited to provide exceptional customer service in the cleaning industry.
Ravi Jay
Ravi JayCustomer Service Manager
Ravi has worked with the Sebastian Property Services for more than 10 years.

Ravi is a Detail-Oriented sites manager consistently delivering strong leadership, raising staff motivation, and increasing quality through close monitoring and evaluation of workmanship.

Ravi oversees all Sebastian operations in and around the CBD of Melbourne.

Philippe Lodoiska
Philippe LodoiskaCustomer Service Manager
Phil is a talented cleaning manager with an extensive 15 years of cleaning experience. He has worked supervising and managing Governments, Education, Executive and Retail contracts in and around Melbourne CBD before joining Sebastian Property Services.

He oversees a private college in Lilydale where he is continuing building strong rapport with the client, patrons, and his team. He is very passionate and likes to strive excellence with a can-do attitude.

Shannon Zhao
Shannon ZhaoOperations and Finance Support
Shannon is our Finance Support Officer, a dependable and skilled team player.

Her experience in accounting process from different industries has made her adaptable to changing conditions and proactive in problem-solving, which are valuable qualities in her current role.

Her excellent communication and interpersonal skills also add to her versatility in working with diverse clients and colleagues to promote positive relationships.

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