Working for over 30 years in construction, particularly, air problems such as mold air bourn issues like micro dust particles, humidity and Electro Magnetic Field. Working on the ground with clients that have real health issues and serious issues at there property and correcting the property. Making it a much healthier environment. Working for authorities, housing providers and care facilities and improving on all occasions. A real life insight and expertise. And now the founder of The Healthy Indoor Air Certifications.