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Contact Details

Office Address
Suite 1 2nd Floor
17 Barry Drive

Postal Address
GPO Box 3000

Tel(02) 6248 8500
Fax(02) 6257 4069



John has over 30 years experience in professional accounting, 8 years as an employee of the major Accounting Firms, Arthur Young and Ernest & Whinney (now Ernst & Young) and 25 years as Principal and Managing Partner of DellaVedova & Co, DellaVedova Hollands Beard & Co and now DellaVedova & Associates Pty Ltd.

His main areas of expertise are as follows:


The Firm has developed a sound knowledge of the taxation law in relation to the wide range of client base that has established over the years. This knowledge has allowed us to advise on taxation implications of investment and business decision-making.


Due to the wide exposure to different areas of professional accounting, we have gained valuable experience in Financial Management Systems and their design and implementation. This experience enabled the Firm to advise on a wide range of business organisations in relation to their financial information needs and requirements.


Since 1984 John has developed a Special Interest in Self-Managed Superannuation Funds. The Firm has been setting up SMSF’s since that date, and has developed a thorough Knowledge and Practical Experience in this Area.

  • ACCOUNTING SYSTEMS – Design & Installation

The Firm also has extensive experience in advising and setting up Accounting Recording Systems for a variety of different businesses and organisations, ranging from retailing and manufacturing to service industries.

John’s Qualifications are:

  • BEc

Bachelor of Economics (ANU)


  • FCA

Fellow of the Institute of Chartered Accountants


  • FTIA

Fellow of the Taxation Institute of Australia



Graduate Diploma in Financial Planning



Registered Company Auditor No. 412 (Australian Securities Investments Commission – ASIC)



Australian Financial Services Licence No. 484856 (DVA Financial Services Pty Ltd)



AIRA GRIGULIS (Accountant/Office Manager)

Aira has been with the Firm virtually since inception. She went through the periods of changing structure of the Practice, and along the way developed a thorough knowledge and understanding of the Client Base, their particular Business Structures and consequent Service Needs and Requirements.

Aira has extensive experience in all facets of Small Business Accounting Taxation and Financial and Business Management.

MARY WANG (Chartered Accountant)

Mary previously worked in medium sized Chartered Accounting Firms prior to joining our Practice. Along the way she completed a Master of Professional Accounting Degree at the University of Canberra prior to becoming a Member of the Institute of Chartered Accountants in Australia.

Mary has developed extensive experience with Small Business Entities, Self- Managed Superannuation Funds and high Net-Worth individuals. As such she has developed diverse technical expertise in the areas of:

  • Income Tax Compliance
  • Capital Gains Tax
  • GST and FBT
  • Self Managed Superannuation Funds

The area of Self Managed Superannuation has become a particular area of interest for Mary and she is currently completing the SMSF Specialist Adviser qualification with the Institute of Chartered Accountants.

DIANA ZAKOSKI (Accountant)

Prior to joining the Practice, Diana completed both an Advanced Diploma in Accounting as well as a Bachelor of Commerce at the University of Canberra.

During the past 7 years Diana has developed a thorough knowledge of the Taxation Law Requirements of Tax Return Preparation for ALL Entities including Individuals, Partnerships, Companies, Unit/Discretionary Trusts and Superannuation Funds.

As well as the above, Diana her developed a Specialist Knowledge in Computer Software Applications for Small Business, these include:

  • Handisoft
  • MYOB
  • Practice Manager
  • BankLink
  • Solution 6
  • Microsoft Office
  • Simple Fund
  • Microsoft Outlook
  • Xero

Diana is a very dedicated and Enthusiastic Individual, who provided exceptional Service to her Clients.


Prior to joining the Firm, Hemantha did his initial Accountancy Training with KPMG (Sri Lanka) and worked for major Public Companies in Sri Lanka.

Hemantha completed his studies and holds a Diploma in Management Accounting with the U.K Institute of Management Accountants.

During this time, Hemantha has developed Extensive Knowledge in Management Information Systems for Small to Medium Businesses as well as Taxation Compliance Requirements in the areas of:

  • Income Tax for all Types of Taxpayers
  • Taxpayer Operating Structures
  • Fringe Benefits Tax
  • Goods & Services Tax
  • BAS Preparation

Hemantha has developed an excellent relationship with the Australian Taxation Office in dealing with Client Tax Matters requiring resolution.

LYN FREEDMAN (Junior Accountant)

Lyn Freedman (B. Acctg) is a recently qualified Young Accountant who has progressed very quickly from Receptionist, to EA to Junior Accountant. Lyn is very efficient and experienced in handling Client Administration and Time cost matters, and also Tax Office Lodgements. Now that Lyn has finished her Accounting Degree, she will become much more involved in Accounting and Taxation Work for many of our Clients. Lyn’s enthusiastic and positive approach is not only a benefit to the Firm but also to All our Clients.

TERYL REID (Company Secretarial/EA)

Teryl has been employed in Accounting and Administration Positions for most of her working life, and as such has developed an Extensive and Thorough knowledge of Company Secretarial Requirements of the Australian Securities and Investment Commission (ASIC).

Liability limited by a scheme approved under Professional Standards Legislation