TD Enviro specializes in collecting and analyzing data using new technologies to provide insights about the air we breathe. Our focus on innovative solutions helps you effectively address air quality challenges.
We provide comprehensive and cost-effective services grounded in decades of experience, sound science, and using new technologies to meet your environmental needs.
Areas of expertise include:
Low-cost, air quality sensor evaluation and deployment
Air quality monitoring
Hyperlocal air monitoring
Data management system design and operation
Analysis of air quality data
Insights into air quality markets
Community-focused monitoring and messaging
Citizen Science
Educational outreach
Our Team
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Tim Dye
FOUNDER
Tim Dye has over 30 years of experience in environmental field monitoring, data management, and public communication. A visionary and entrepreneur, he has created air quality and meteorological applications domestically and internationally. He is a widely recognized leader in air monitoring technologies for environmental applications. Tim has the proven ability to transform traditional programs using technology, creativity, and leadership.
Tim offers a unique blend of strong technical skills, in-depth knowledge, and creativity to develop innovative solutions for a wide range of stakeholders from community groups to government agencies to companies.
Education
MS, Meteorology, Penn State University
BS, Earth Science – Meteorology, Millersville University of Pennsylvania
Certifications and Memberships
Certified Consulting Meteorologist (CCM #619) 2003-Present
American Meteorological Society
Air and Waste Management Association
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Story Schwantes
AIR QUALITY SCIENCE PROJECT MANAGER
Story Schwantes joined TD Enviro with experience and a background in air quality, STEM education, and multimedia communication. Story works on community outreach and technical monitoring support, providing project management to a wide variety of clients, from environmental justice communities to national governments.
Story manages multiple projects for TD Enviro, coordinating partners, organizing and delegating tasks, and keeping teams on track. She has experience working on air quality issues with a variety of stakeholders. Her work translates between community and government needs, wants, and interests in the air quality world, developing and conducting air quality training for these audiences with the goal of creating understanding between them.
On the technical side, Story works to help groups engaging in air monitoring create the most effective monitoring network possible no matter where in the process of development they are.
Education
BA, Environmental Science & Film, Colorado College
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Helena Pliszka
AIR QUALITY DATA SCIENTIST
Helena Pliszka joined TD Enviro with research and educational outreach experience in air quality. Her work with TD Enviro focuses on community-driven data analysis to inform hyperlocal and regional air quality stakeholders and decisions.
During her time in graduate school at the University of Colorado - Boulder, her experience spanned low-cost sensor hardware integration, calibration, temporal and spatial analyses, landfill methane monitoring, and air quality education and outreach. Her work is driven by the need to translate air quality measurements into meaningful frameworks that address health outcomes and actionable mitigation and remedial strategies for stakeholders.
Education
MS, Environmental Engineering, University of Colorado - Boulder
Certificate, Global Engineering, University of Colorado - Boulder
BS, Chemistry, University of Wisconsin - Madison
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Marcus Hylton
BUSINESS ANALYST
Marcus Hylton joined TD Enviro in 2024 with a background in air quality meteorology and data management. Since 2015, Marcus has supported air quality data systems, providing user support, data administration, information technology, and overseeing operations and maintenance. His work at TD Enviro focuses on supporting the U.S. EPA’s AirNow program, which ensures the public has an easily accessible way to locate and understand reliable air quality information.
As the AirNow Data Management Center Lead, Marcus performs routine analysis of incoming data to ensure the public are viewing the highest quality outputs. He is the key EPA and stakeholder point of contact for AirNow questions or collaborations involving data delivery and data dissemination pathways. In previous positions, Marcus worked with several air quality agencies across the U.S. to issue air quality forecasts for criteria pollutants and develop forecast models for prediction of high-pollution days. Marcus has an interest in the development of the next generation of air quality data and forecast systems, user support and customer service, and expanding his technical and programming skillsets to support these systems.
Education
BS, Meteorology, University of Oklahoma
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Meg Taylor
DATA ANALYST
Meg Taylor joined TD Enviro with a background in environmental issues and experience in data analysis. Her work with TD Enviro focuses on developing and maintaining information systems that facilitate the tracking and reporting of air quality data and other environmental information.
Her education in college and graduate school focused on climate change and climate science, specifically focused on understanding how to reduce greenhouse gas emissions. She has gained experience collecting, cleaning, and analyzing data using different geospatial and statistical programs, as well as communicating results with stakeholders. In addition to data analysis, she has significant research and writing experience and enjoys assisting in both quantitative and qualitative projects.
Education
MS, Environmental Policy and Planning, University of Michigan
BS, Geography, Pennsylvania State University
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Lee Boyes
EDUCATION LEAD
Lee is a high school chemistry teacher and has been a curriculum developer for over 20 years. She created TD Enviro’s 6-12 AirActions curriculum and has worked on several projects that have implemented AirActions, conducting outreach and teacher trainings. From 2009 to 2015 at Sonoma State University, Lee taught a science methods class to secondary teacher candidates in all disciplines of science. She participated in grant programs such as the AAAEL to develop English Learner curriculum and co-teaching models. From 2002 to 2010, Lee was the Director of Training for the Clean Air Challenge, which is a curriculum program that trains teachers in classroom friendly activities to teach students about mobile air pollution sources and how they can affect them. As part of this effort, she not only lead the workshops but also trained teachers throughout California, Colorado, and Delaware, as well as in China and India.
Education
MA, Education, Claremont Graduate University
BA, Chemistry, Sweet Briar College