GST Environmental primarily provides training’s in the fields of Asbestos & Lead in accordance with federal, state, and local regulations. Your PA asbestos certification is valid for 1 year after your training date. Your lead certification is valid 3 years from your last training date, however you must renew your license with the State of Pennsylvania every year (other states may vary). We also provide Asbestos & Lead Awareness training’s, contact us with any questions regarding these courses and scheduling.