-♦◊♦◊♦-   $100 Discount Applied To Early Registrations (more than 30 days in advance)  -♦◊♦◊♦- Essential Air Permitting is Providence/Oris Training’s introductory course in air permitting for industry and other regulatory applications. Most air permitting consultants and plant environmental staff use techniques taught in Essential Air Permitting. Essential Air Permitting is a new offering of Providence/Oris […]