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Business Details
17 Years
experience
Expert Accounting & Wealth Solutions in Sydney
Minnik Chartered Accountants has been empowering small business owners and individuals to achieve financial independence since 2009. Founded by Leah Oliver, a Chartered Accountant with extensive experience across commercial, chartered, and non-profit sectors, we provide outsourced finance solutions and wealth coaching tailored to clients' unique needs. Our team of qualified professionals delivers expert bookkeeping, tax compliance, CFO advisory, and personal wealth strategies, combining decades of industry experience with a commitment to ethical standards. We specialise in bridging the gap between business financial management and personal wealth creation through Xero accounting software integration, tax minimisation strategies, and holistic financial education programs.

Our approach prioritises transparency, client empowerment, and long-term financial sustainability, ensuring clients receive accurate financial insights to make informed decisions. With remote operations and flexible service packages, we serve businesses of all sizes while maintaining a strong focus on individual client relationships and community impact.
Services
Outsourced Finance Department Wealth Coaching Xero Services Personal Tax Business Advisory Tax Compliance Financial Reporting CFO Advisory Payroll Management Accounting Software Training
Details
  • Year established: 2009
Highlights and features
  • We offer 15+ years of combined experience in chartered accounting and business advisory
  • Our holistic approach integrates business finance with personal wealth management
  • We maintain the highest ethical standards with transparent client relationships
  • Our remote team delivers scalable solutions for businesses of all sizes
  • We provide tailored financial education programs for long-term wealth creation
Associations and certifications
  • Chartered Accountants Australia and New Zealand
  • Tax Practitioners Board Australia
What people say
Expert accounting Personalized service Reliable support Financial independence Tailored solutions
Services
Outsourced Finance Department
Our outsourced finance department provides comprehensive financial management for small businesses. Covering bookkeeping, payroll, compliance, and strategic advisory services, we deliver expert support at a fraction of in-house costs. Our scalable solutions help businesses improve financial accuracy and focus on growth.
Wealth Coaching
Personalised wealth coaching programs educate clients on building and preserving personal wealth. Through structured mentoring, we help individuals develop investment strategies, tax-efficient plans, and financial independence roadmaps tailored to their lifestyle goals and business earnings.
Xero Services
Specialist Xero implementation and training services optimise financial operations for small businesses. We handle software setup, data conversion, file rescue operations, and comprehensive training to ensure accurate financial management and real-time business insights through cloud accounting technology.
Personal Tax
Professional tax return preparation services ensure compliance and tax minimisation for individuals. Our qualified team handles complex returns involving investments, foreign income, and sole trader activities while identifying legitimate tax savings opportunities for clients.
Business Advisory
Strategic business advisory services combine tax planning, financial reporting, and operational guidance. We provide CFO-level insights for decision-making, compliance management, and growth strategies tailored to businesses with existing in-house accounting resources.
People
Leah Oliver
Director | Chartered Accountant | Business Advisor | Wealth Coach
Chartered Accountant with 15+ years experience across commercial and non-profit sectors. Founded Minnik in 2009 to bridge financial expertise gaps for small businesses and individuals. Specialises in business finance and personal wealth strategies.
Questions
What accounting services do you offer for small businesses?
We provide outsourced finance departments, Xero implementation, tax compliance, and business advisory services tailored to small business needs.
How can wealth coaching benefit business owners?
Our wealth coaching programs teach financial literacy, investment strategies, and tax-efficient wealth building aligned with business performance.
Do you handle complex tax situations?
Yes, our team manages complex returns involving investments, foreign income, and sole trader activities with tax minimisation strategies.
What experience do your advisors have?
Our team includes Chartered Accountants with decades of combined experience in business finance, tax, and wealth management across multiple sectors.
How do you support businesses with existing accounting teams?
We offer complementary advisory services, compliance management, and staff training to enhance capabilities of existing finance departments.