Les originally trained as a land surveyor where he had a successful career in both the public and private sector. He graduated with a surveying degree from Queensland University of Technology in 1979 and a science degree from James Cook University in 1993. His science degree included a major in computer science.

He ran his own successful mapping and 3D modelling business for 16 years after he had spent 17 years working for the state government where he was a middle manager when he left.

Les is responsible for offering business consulting services to Careful Books clients. This includes business systems integration, management reporting, and financial analysis and advice on value based pricing.

Les is the Business manager at Careful Books and brings a mixture of technical and business management skill to the business. His role is to manage the business systems and financial aspects for Careful Books.