Grange Business Partners

Diane Terzian

Founding Partner

About Diane
Diane loves to travel and hopes to visit all countries in her lifetime. She also enjoys collecting wine, art work, reading a good biography and experiencing degustation menus at the latest reputable restaurant.

Diane is the founding partner of Grange Business Partners has been instrumental in the growth and success of the practice.

With particular expertise and interest in providing taxation services to medium and large organisations, Diane’s advice on tax planning and structuring is highly regarded. She works closely with you to fully understand your needs and to determine the best financial strategy to grow your personal wealth or business.

Diane also provides a range of management accounting services to improve the performance of your business by helping you to understand your costs and increase your profit margins. With a depth of experience in providing professional services, Diane will add value in all facets of your finance management.


  • Bachelor of Business
  • Chartered Accountant
  • Fellow Tax Institute
  • Registered Tax Agent
  • Registered SMSF Auditor


  • Business Services
  • Cashflow Management
  • Management Accounting
  • Succession and Estate Planning
  • Superannuation
  • Tax Planning and Structuring
  • Valuations
  • Wealth Creation

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