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Paul Wells
Written by
Paul Wells
Last updated
May 28, 2026

How to Develop a Sustainable and Scalable Business Model


Paul Wells
About the author

Paul Wells

Practical Finance Writer

Paul Wells is a practical finance writer for Financial Models Lab who focuses on cost-to-open estimates and monthly expense breakdowns that help founders avoid common launch mistakes. He simplifies business plans for non-finance readers and brings a grounded, founder-minded perspective to startup cost research.