CASA and CWEA Presents: Catch the Wave: Building the Future Workforce through Local Student Water Education Events - Live Webinar

Gregorio brings more than 25 years of experience delivering major water and wastewater projects for public agencies across California. With expertise in nutrient removal, membrane treatment processes, and disinfection, he is widely regarded as a trusted technical advisor to utilities navigating evolving regulatory and operational challenges. Beyond his project leadership, Gregorio has been a champion for nurturing the next generation of water professionals, leading numerous internal and external training initiatives focused on treatment facility operations, process optimization, design tools, and data analytics—efforts that have strengthened staff capability, improved institutional knowledge, and supported long-term workforce retention. He holds a Bachelor of Science degree in Civil and Environmental Engineering from Stanford University, and is a licensed Civil Engineer in California.

Tom Falk is the Deputy General Manager for San Elijo Joint Powers Authority. He graduated from San Diego State University and is a registered Civil Engineer and certified Project Management Professional.

Tom spent the first 20 years of his career as a consultant engineer leading multi-discipline teams to deliver treatment plant, pump station, and pipeline projects for public agencies throughout southern California. At San Elijo, he oversees the capital infrastructure program and maintenance department.

Tom is an active and long-time member of CWEA and a member of the 5S (Select Society of Sanitary Sludge Shovelers) since 2019. He also served in leadership roles with WateReuse, as president for the San Diego Chapter and a Trustee to the California Section.

Ryan Green has been the Director of Finance & Administration for the Leucadia Wastewater District in Carlsbad, California since 2022. He holds a Bachelor’s Degree in Business and Economics, and a Master’s Degree in Business Administration. Prior to Leucadia, Ryan worked for the City of Carlsbad as their Finance Director after serving as NATO’s Financial Analysis and Accounting Policy Officer.

Brayden Mitchell is the Utility Exploration Center Supervisor for the City of Roseville, a hands-on learning center where he and his team provide education and outreach programs for Roseville’s suite of community-owned utilities including water, electric, waste, stormwater and wastewater.

With more than 25 years of experience in environmental education, Brayden has built an impressive career, also working in renowned locations like Mount St Helens National Monument and Rocky Mountain National Park. His diverse background has sharpened his skills in leadership, communication, visitor center management, event planning, and educational programming for all age groups. 

 Brayden’s passion lies in fostering connections between visitors and their natural resources, recognizing that understanding leads to appreciation and, ultimately, conservation and living sustainably. 

 A proud graduate of Cal Poly Humboldt with a Bachelor of Science in Natural Resources Planning and Interpretation, along with a minor in Geology, Brayden brings a solid academic foundation to his work.