Noon Sirisamphan has a number of years of experience in regulatory and professional disciplinary frameworks. Her practice is predominantly medico-legal. She has appeared in the Coroners Court, Health Practitioners Disciplinary Tribunal, and has assisted clients in dealing with regulatory authorities.

Noon's clients have included major liability insurer, a health board, local authorities, businesses and private clients.

She has experience in professional indemnity claims for engineers, real estate agents, accountants; general/commercial litigation, such as breach of contract and negligence claims; defending health and safety prosecutions; judicial review; and insolvency and debt recovery.