President, TD Environmental Services, LLC Profile / Bio Tim Dye is the President of the TD Environmental Services, LLC. He has over 35 years of experience in air quality monitoring, data management, and public communication. A visionary and entrepreneur, he has created air quality applications that vividly communicate air quality conditions. Tim is respected as an independent voice in the air monitoring community worldwide. Follow on Materials Title Date Learning Materials Topics Key Developments of Air Sensors for Air Quality Management and Effective Communication with Policy Makers and Stakeholders 13 March, 2026 Slides Environment, Urban Development