Trust & Company Tax Optimisation

I need a thorough legal and tax review of the four entities sitting in my group—one discretionary trust and four associated companies—so I can be certain every structure is still the most tax-efficient option before 30 June... (Budget: $250 - $750 AUD, Jobs: Accounting, Finance, Financial Analysis, Report Writing, Research Writing, Tax Accounting, Tax Compliance, Tax Law, Tax Preparation, Tax Risk Management)