Summary
David Coombes is a Principal Consultant and quality systems leader with nearly three decades of experience designing and deploying QMS, compliance and continuous improvement programs across Fortune 100 companies and startups alike. He has led quality, supplier and software-reliability initiatives at Amazon Lab126, Applied Materials, Oracle, PayPal and Coherent, driving measurable gains such as multi‑fold reliability improvements and millions in cost savings. A certified lead assessor and former PCI QSA with deep ISO (9001/13485/27001/AS9100) and SOX expertise, he blends Six Sigma, Lean and FMEA methods to close root causes and embed enduring CAPA processes. David’s consulting practice builds tailored training and management systems from scratch or simplifies overcomplex processes, often extending improvements into supply chains and supplier performance. Based in California, he is comfortable translating detailed audit and regulatory requirements into practical, auditable controls that scale from small suppliers to global programs. An unusual strength is his track record of teaching and institutionalizing capability (e.g., developing a 36‑hour lead assessor course), ensuring improvements survive leadership turnover.
9 years of coding experience
13 years of employment as a software developer
Electronics and Electrical Engineering, Electronics and Electrical Engineering at Brooklands College
Higher National Certificate - HNC, Electronics and Electrical Engineering, Higher National Certificate - HNC, Electronics and Electrical Engineering at Kingston College