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Your Finance Transformation Partner

Welcome to Think Numbers, your trusted advisors in Finance Transformation and Systems Optimization. With clients ranging from startups to established corporations, we specialize in elevating your finance functions through custom solutions that work seamlessly with a variety of leading software platforms.

Who We Are

Founded by Justin Lake, Think Numbers boasts 20 years of diversified experience in senior finance roles across multiple industries. Our unique blend of financial acumen and tech proficiency enables us to offer balanced and integrated solutions.

What We Do

We're not just experts in one tool; we're experts in finance systems transformation. Whether you're using Anaplan, Oracle, or any other platform, our services help you maximize your software investments. Our core services include:

  • Financial Systems Transformation

  • Revenue and Opex Planning Models

  • Budgeting and Forecasting Tools

  • Finance Team Roadmapping

Our Values

Our client relationships are built on:

  • Teamwork: Collaboration is key to transformation.

  • Communication: Transparency with project teams and clients.

  • Innovation: Tailoring best-fit solutions for each unique situation.

  • Continuous Improvement: Consistently elevating our standard of service.

  • Integrity: Honest, objective, and client-focused.

Why Choose Think Numbers?

  • Software Agnostic: Our experience spans multiple platforms, offering you unbiased advice.

  • Scalability: Equip your business with tools that grow with you.

  • Expert Team: Professionals proficient in both finance and tech, offering a balanced approach to problem-solving.

Contact Us

Ready to upgrade your financial operations? Contact us at or call 0402 619 225 for an initial consultation.

About: About
Casual Business Meeting


About: Team



Director and Founder Justin Lake brings to Think Numbers a diverse and rich tapestry of 18 years in commercial finance. He has held senior finance roles in six different industries and has been at the forefront of multiple finance system implementations that have fortified the Commercial and Finance Teams of numerous Australian organizations.

Justin understands the intrinsic challenges that businesses face when considering major system changes: the need for a well-balanced team that has both financial expertise and technological know-how. Think Numbers was founded with the mission to fill this gap, providing organizations with that elusive, perfect balance, thereby setting them on a path to success.

A Chartered Accountant with an MBA from the Australian Graduate School of Management, Justin has a breadth of experience with various finance systems, including but not limited to SAP, Oracle, TM1, and Microsoft products. His agnostic approach to software ensures that Think Numbers offers you the best fit for your unique business needs, irrespective of the platform.

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