Five9 DFM Consulting Information

David Leese, Principal at Five9 DfM Consulting, has spent three decades bridging product design, manufacturing, and field operations. Most recently, he led national field deployment and operations for hydrogen refueling infrastructure supporting zero-emission Class-8 trucking. David brings field-tested engineering judgment to the cross-functional development and launch of new products – helping companies design and deliver first-in-kind systems that can scale and grow their business.