About Us
About Growbiz Solutions
Growbiz is a strategic finance leadership service geared to materially change a company’s trajectory: profit, cash, valuation, and exit options.
At Growbiz, we help CEOs and leadership teams scale with confidence — by embedding high-impact CFO leadership into your business without the cost or commitment of a full-time hire.
Founded in 2012, we exist to replace traditional, transactional finance services with strategic partnerships. Whether it’s virtual CFO, accounting or bookkeeping support, financial clarity, or smarter decision-making, our goal is simple: to turn your finance function into a true growth engine!
We lead finance so you can lead your business.
Our team of CFOs, finance leads and commercial advisors work as an extension of your business — onsite or remote — providing the clarity, control, and commercial insight that growth demands. With hundreds of businesses supported across Australia and New Zealand, we’ve become the trusted financial partner for CEOs ready to scale with control.
From bookkeepers to CFOs, reporting to runway — Growbiz delivers the edge your business needs to grow smarter, stronger, and more profitably.
Our Managing Team
Rob Lancuba
Founder and CEO of Growbiz, bringing over 25 years of experience as a CFO, business advisor, and commercial leader. Rob is known for turning financial complexity into strategic clarity and has worked with businesses across Australia, the US, UK, and Asia–Pacific—helping them scale, raise capital, optimise cash flow, and prepare for exit.
Carissa Lake
Marketing & Key Accounts
With 10+ years in finance and client service, Carissa keeps every Growbiz engagement running smoothly. She brings sharp thinking, calm delivery, and genuine care to every client interaction. And yes — she’s also The Cupcake Princess 🧁 (ask her about it).
Johnny Gatto
Business development Head
Johnny brings over a decade of experience driving business growth across various industries. His strategic approach and market insights have been instrumental in forging key partnerships and propelling our company forward.
Our CFOs
David Mason
Sydney
David is a seasoned CFO, COO and board-level executive with 25+ years of experience across real estate, funds management, fintech, and financial services. He’s held senior roles at Macquarie Bank, NAB, Lendlease, and LOGOS Property — and is known for driving clarity, investor readiness, and financial transformation in high-growth and complex environments. David brings a sharp strategic lens to every engagement — combining operational discipline with deep board and capital markets insight.
Peter McWilliam
Sydney
Peter is a strategic CFO with 15+ years of experience driving financial clarity and capital efficiency in high-growth and mission-driven organizations. As CFO of Jayride, he led global expansion, secured $44M in funding, and guided the company through IPO and M&A phases. Now a fractional CFO, he helps growth companies sharpen financial planning, optimize cash flow, and build investor-ready operations. A former PwC tax advisor and Chartered Accountant, he combines technical expertise with practical leadership to support sustainable, mission-aligned growth.
Michael Hall
Gold Coast & Brisbane
Mike is a highly experienced CFO with over 25 years leading finance functions across the UK and Australia. He’s worked across sectors including health, education, SaaS, and professional services — with deep expertise in budgeting, forecasting, cash flow, and financial governance. Known for his calm approach and commercial mindset, Mike helps growing businesses sharpen their financial strategy, improve reporting, and make confident, data-backed decisions.
Divya Singh
Sydney
Divya is a seasoned CFO with 20+ years’ experience driving growth, profitability, and financial clarity across high-growth businesses in professional services, tech, and financial services. She’s led finance functions across Australia and Asia, delivered major cost savings, and helped scale teams and revenue. She now brings her expertise to the fractional CFO space — helping business owners make confident decisions, navigate challenges and build stronger, more resilient businesses.
Rob Shanley
Sydney
Rob is a commercially driven CFO with over 15 years’ experience guiding businesses from start-up to ASX listing. Beginning in Corporate Restructuring at KPMG, he built deep expertise in operations, real estate transactions, and M&A before holding senior roles at McGrath Estate Agents, Greencliff Group, and Savills Australia & New Zealand. Rob has led IPOs, driven post-COVID turnarounds, and steered major expansions in property, hospitality, and food & beverage. He is known for creating robust financial structures that enable growth, scalability, and investor confidence.
Sue Davey
Melbourne
With 25+ years as a senior finance leader and board advisor, Sue brings powerful insight and proven results to every business she partners with. A qualified CPA, GAICD director, and MBA lecturer, Sue is renowned for cutting through complexity to drive growth, streamline operations, and improve cash flow. She’s led major turnarounds, mergers, and strategic transformations across multiple sectors. As both a Virtual CFO and Executive Coach, Sue empowers business owners and CEOs with the clarity and confidence to make smarter, faster decisions.
Sean Unwin
Sydney
Sean is a CFO Plus (Finance, M&A, IT Systems, Legal, Risk Management, Bid Management, HR, Admin) with 20+ years expertise across Real Estate, Property Development, Construction, Capital Management, Professional Services, and Offshore Outsourcing. As CFO at Geocon, he raised more than $1 billion through tiered and innovative financing structures and negotiated significant cost savings. Sean is an effective change agent and leader, with an emphasis on achieving actionable outcomes that drive growth and improve profit margins. He brings a commercial, hands-on mindset to help your business scale sustainably and navigate complex financial landscapes.
Val Sabulis
Sydney
Val is a seasoned C-suite finance expert with 20+ years global experience across Australia, Europe, and the US. With deep expertise in Financial Services, Tech, Property, and NFPs, he combines strategic insight with hands-on execution. Val specialises in leading finance functions, improving cash flow, streamlining systems, and driving compliance. Val is a CA qualified and delivers clarity, control, and commercial impact to every business he supports.
Christine Crowder
Tasmania
Christine is an accomplished CFO with 20+ years experience across the United States, New Zealand and Australia. She has worked with diverse industries including Agriculture, Food Manufacturing, Music Publishing, Property Development and Wholesale/Import. Christine loves to collaborate closely with business leaders to shape robust financial strategies and deliver actionable insights. Her approach blends entrepreneurial vision with technical precision, fostering a management style that drives growth and operational excellence and champions both profitability and accountability.
Manuel Kostandas
Sydney
Manuel is a highly experienced CFO with a 25+ year track record leading finance across private equity, SaaS, fintech, health, and listed entities. He’s delivered financial strategy and leadership across Australia, the UK, and the US — with deep expertise in forecasting, capital raising, IPO readiness, and multi-entity reporting. From board packs and due diligence to building three-way models and managing audits, Manuel brings calm clarity to complex finance challenges — and knows how to align financials with strategy at every step.
Karl Donly
Sydney
Karl is a commercially driven CFO with over 20 years’ experience in finance leadership across security, energy, aviation, and logistics sectors. He’s led finance teams of up to 19 people and managed revenues exceeding $200M across Australia, New Zealand, and Singapore. Known for his calm leadership and hands-on approach, Karl brings deep expertise in M&A, board reporting, funding, ERP implementations, and financial strategy for growth-stage and mature businesses. At Growbiz, he helps founders scale sustainably with clarity, control, and momentum.
Reena Jacob
Melbourne
Reena is a commercially savvy CFO with 15+ years’ experience across retail, technology, manufacturing, media, and FMCG. She has held roles with global brands including David Jones, Anaplan, Adobe, Oracle, Greene Tweed, News Corp, and Mondelēz International. Reena specialises in driving profitability through strategic planning, P&L management, financial modelling, and operational transformation. As a fractional CFO, Reena brings enterprise-level financial expertise and board-level insight to help CEOs strengthen performance, scale with confidence, and achieve long-term commercial success.
Curious how we drive smarter outcomes?
Our Vision
Our vision is to be the premier provider of finance personnel to empower our clients with the confidence and strategic insight necessary to achieve unparalleled success
Our mission
To provide our clients with exceptional finance personnel dedicated to driving their business growth.
By strategically aligning skilled professionals in optimal roles and levels, we enhance the efficiency, cost-effectiveness, and agility of our clients’ finance functions, ensuring they are fully tailored to meet their evolving needs
Our Commitment
We live and breathe finance and accounting, so our clients don’t have to. We are dedicated to revolutionising traditional accounting practices through our commitment to delivering cost-effective, virtual or onsite solutions and providing invaluable business insights that drive more effective decision-making. We empower clients to focus on their core strength….growing their business and making money