Our Valuable Team Members



Dale Birthisel B.Bus (Acc) FIPA
Dale Birthisel B.Bus (Acc) FIPAProfessional National Accountant
Contact Dale

Dale has been a partner at Henderson & Varalla for 25 years. He completed his accounting degree in 1978, majoring in accounting at RMIT.

As a Fellow of the Institute of Public Accountants (FIPA) and registered tax agent Dale has been in public practice for over 40 years and has a wealth of experience in Public Accounting and a diverse client base.

Dale also specialises in assisting our business clients with acquisitions and mergers, new company start-ups and re-structures.



Tony Luttick B.Bus (Acc) CPA
Tony Luttick B.Bus (Acc) CPACertified Practising Accountant
Contact Tony

Tony has been a partner at Henderson & Varalla since July 1999. He completed his accounting degree in 1986, majoring in Accounting at RMIT.

Tony is a Certified Practicing Accountant (CPA) as well as a registered tax agent and has been in public practice for over 20 years. He has extensive experience servicing the needs of a diverse range of business clients.




Michael Varalla B.Bus (Acc) CPA
Michael Varalla B.Bus (Acc) CPAAccountant
Contact Michael

Michael became a partner at Henderson & Varalla in June 2018. He completed his accounting degree in 2004, majoring in both accounting and economics at Swinburne University.

Michael is a Certified Practicing Accountant (CPA) as well as a registered tax agent. Michael has gained significant experience from working at the firm since 2001.

Michael provides taxation and business advisory services for individual, partnerships, companies and trusts. He has also gained extensive knowledge of all accounting programs such as MYOB, Xero, Cashflow Manager and Quickbooks to assist client’s with all their tax and bookwork needs.



Marisa Interlandi B.Bus (Acc) CPA
Marisa Interlandi B.Bus (Acc) CPACertified Practising Accountant
Contact Marisa

Marisa has a Bachelor of Business from Deakin University, and is a Certified Practising Accountant with almost 20 years experience in accounting, taxation and business consulting area.

Marisa provides taxation and business advisory services to private companies and small to mid size businesses and individuals , she can advise on a wide variety of Income Tax, Capital Gains Tax, Fringe Benefits Tax , GST issues and Business Structures.




Mitchell Birthisel B.Com (Acc) CPA
Mitchell Birthisel B.Com (Acc) CPAAccountant
Contact Mitchell

Mitchell is one of our senior accountants at Henderson and Varalla Accountants. He has been a fully qualified certified practicing accountant since 2017 after gaining membership to CPA Australia (one of the leading accounting bodies in Australia). He completed a bachelor’s degree in Commerce and Health Sciences majoring in accounting at the end of 2011 and after a bit of overseas travel, he gained his membership to CPA Australia. As are all our employees at Henderson and Varalla Accountants he is certainly a very hard working and dedicated individual, being at the company full time now since 2009.

He has gained extensive knowledge in the areas of business set up and structure, tax compliance and legislation, business performance and profitability, tax minimisation, bookkeeping, BAS, and tax lodgements.

He likes to keep in regular contact with his clients to see how he can help with their business and/or personal tax needs, priding himself on being thorough with his work, up to date with new tax legislation and being adaptive to each of his client’s needs.



Lee Tainsh B.Acc CPA
Lee Tainsh B.Acc CPAAccountant
Contact Lee

Lee is one of our Senior Accountants & has been a part of the Henderson & Varalla team since 2011.

Lee is a fully qualified practising accountant as a member of CPA Australia as well as having completed a Bachelor of Accounting at Latrobe University.

He prides himself on utilising his broad experience together with his extensive knowledge in financial accounting and taxation compliance; including GST, fringe benefits tax, capital gains tax and business structuring to build trust and ensure the desired tax and business outcomes are achieved for his clients. Lee is also an integral part of our audit team conducting audits for not-for-profit organisations.



Mark Moncrieff B.Com (Acc/Fin) CPA
Mark Moncrieff B.Com (Acc/Fin) CPACertified Practicing Accountant
Contact Mark

Mark is one of the Senior Accountants at Henderson & Varalla after first joining the team way back in 2013.

Mark is a Fully Qualified Certified Practicing Accountant after gaining full membership to CPA Australia in 2017, complementing his Bachelor of Commerce majoring in Accounting & Finance that he received from Latrobe University.

Mark’s broad scope of knowledge has been crucial in assisting small and medium business clients navigate their way through the ever-changing nature of compliance and legislation in all business and tax matters.

While Business and Tax planning have always been a strong focus, Mark is also a specialist in accounting software and compliance.

Having worked closely with the major accounting software providers in software development and training Mark has been able to use this knowledge of the latest and best software to implement the right product and accounting system tailored to every client’s need.



Max DysonAccountant
Contact Max

Max initially started working as an accountant at Henderson & Varalla in a part-time capacity before becoming full-time at the start of 2019.

He has two degrees and has completed a Master of Business Administration and a Master of Professional Accounting from La Trobe.

Max is a major asset to the accounting team and the partners and excels at preparing annual tax returns for our clients.




Nadia Grujovski
Nadia GrujovskiAccountant
Contact Nadia

Nadia initially started working as bookkeeper and assisting our senior bookkeepers and accountants with the preparation and lodgement of BAS and other tax portal submissions before becoming an accountant herself.

She has a Bachelor’s Degree in Human Resource Management majoring in Accounting from RMIT.

Nadia is a major asset to the accounting team and the partners and excels at preparing BAS and annual tax returns for our clients.



Pulasthi Naotunna
Pulasthi NaotunnaAccountant
Contact Pulasthi
Pulasthi began working at Henderson and Varalla in 2023 and assists our senior bookkeepers and accountants with the preparation and lodgement of tax and other lodgement requirements.

He has a Bachelor’s Degree in Business Studies majoring in Accounting from Cambridge International College.




Venessa Varalla
Venessa VarallaBAS Agent/Bookkeeper for Totally Bookkeeping Services
Contact Venessa

Venessa is a registered BAS Agent providing bookkeeping expertise and specialises in MYOB, Xero, QuickBooks, Cashflow Manager and Payroller. She can assist with the preparation and lodgement of Business Activity Statements and Single Touch Payroll and is supported by bookkeeper Lynette on a part-time basis.




Julie FlynnBookkeeper
Contact Julie
Julie has been a bookkeeper with Henderson & Varalla for over 30 years and focuses on preparation and lodgement of Business Activity Statements, income tax withholding variations as well as other tax office related matters. She also has vast knowledge and expertise in Cashflow Manager and Wages Manager.


Admin Team: Team is now Jemell, Noelene, Bernice, Denise, Tiziana, Tracey and Sandra
Admin Team: Team is now Jemell, Noelene, Bernice, Denise, Tiziana, Tracey and Sandra
Contact Admin Team

Our company has a wide range of experience in the accounting profession and is largely supported by a very competent and efficient administrative team that can handle most of our client queries with minimal fuss.

Tracey and Tiziana job share the reception role and are your first point of call when you contact us. If they cannot help you they will refer you onto the person who can.

Jemell is the personal assistant to the accountants and conducts registrations and applications on their behalf. She also deals with all Tax Office matters and correspondence and liaises with the clients and the tax office regarding any account issues.

Noelene looks after the taxation return lodgements and client accounts and can assist you with any of Henderson & Varalla’s internal client account enquiries..

Sandra is a qualified BAS agent and bookkeeper who assist the accountants with BAS and annual tax preparation.

Denise supports the administration team through filing, archiving and updating our client information and database as well as providing assistance with the daily phone calls and other reception duties.

Bernice is our ASIC administrator within the office and she can assist with any queries relating to your company’s corporate files as well as any changes required to company members & shares.