CES Environmental and Safety Training is a qualified sponsoring organization affiliated with the Practicing Institute of Engineering (PIE). CES provides PIE-approved training courses that allow for licensed Professional Engineers in New York State to obtain their PDH's (Professional Development Hours). All PIE-approved courses are HSW-approved for AIA. In addition, CM's (Continuing Maintenance Points) are offered for CIH's and CSP's. For the listing of approved courses, click here.