Wednesday | Thursday | Friday | Tradeshow Hours | Registration Hours

All events take place at Ontario Convention Center, except Tuesday Field Days at Cal Poly Pomona and Friday Equipment Show at One Stop Landscape Supply

More details are added regularly –  USCC reserves the right to make changes up to the day of the show.

Monday, January 23, 2023

Preconference Activities

Cultivating Community Composting Forum9:00 AM - 5:00 PM
USCC Board of Directors Meeting9:00 AM - 5:00 PM
USCC Certification Commission Meeting10:00 AM - 3:00 PM

Tuesday, January 24, 2023

Exhibitor move inall day
Full and half-day workshops and tours8:00 AM - 5:00 PM
Community and Smaller Scale Composting Field Day at Cal Poly Pomona8:30 AM - 12:00 PM
Spreading and Using Compost Field Day at Cal Poly Pomona1:00 to 4:30 PM
BPI Membership meeting -- open to all3:30 - 4:30 PM
Annual Membership Meeting of USCC and CREF Annual Meeting -- open to all5:00 - 6:00 PM
Welcome Reception in Exhibit Hall6:00 - 8:00 PM

Full and Half-Day Workshops

For workshop, tour and field day details click HERE

Full Day

Foundations of CompostingMatt Cotton and Bob Rynk8:00 AM – 4:30 PM
Adding Food Waste to your Compost FacilityJeff Gage, Orion Black-Brown and Jake Saavedra9:00 AM - 4:30 PM

Half Day

Compost Sales & Marketing – from Waste to WealthRyan Cerrato8:30 AM - 12:00 PM
SB 1383 Procurement Workshop: Building the Final Link in the Circular Organics EconomyCraig Kolodge, Dan Noble and others8:30 AM - 12:00 PM
Compost Carbon ConnectionSally Brown, Andrew Carpenter, Scott Subler1:00 - 4:30 PM
Build Your Future Compost Business — From Finding Customers to Financing EquipmentBen Lindsay1:00 - 4:30 PM
Digital Marketing Strategies for Local Compost BusinessesTim Steckel1:00 - 4:30 PM


Large-Scale Composting and Product Sales
Sponsored by:
BacTee Systems Corporation
8:00 AM - 4:00 PM

Field Days

Community and Smaller-Scale Composting Field Day8:30 AM - 12:00 PM
Spreading and Using Compost Field Day1:00 - 4:30 PM


Wednesday, January 25, 2023

ICAW Breakfast

Meeting sponsored by:
7:00 am - 8:00 amRoom 7
Learn more about International Compost Awareness Week and how you can get involved helping in your state or community.




8:00 AM - 10:00 AM


8:15 AM - 9:45 AM

Concurrent Session A1 Current Research Track (hosted by CREF)
Impact of Soil Carbon and Water Dynamics

8:15 AM - 9:45 AM
Understanding the Short- and Long-Term Soil Carbon Storage Benefits of Compost Application to Agricultural Systems
Karen Hills, Washington State University, Puyallup, WA
Compost Incorporation Improves Water Infiltration, Carbon Storage and Associated Soil Properties
Md Mahfuz Islam, North Carolina State University, Raleigh, NC
Compost Application Can Improve Water Quality, Enhance Soil Health, and Increase Climate Resiliency in Coastal California's Cool-Season Vegetable Agroecosystems
Cole Smith, University of California, Davis, Davis, CA

Concurrent Session B1 Policy Track
State and Local Policy Work

8:15 AM - 9:45 AM
How State and Local Policy Funds Composting and Works Toward Zero Waste
Sophia Jones, Institute for Local Self Reliance, Washington, DC
Are You in the Zone? Understanding Maryland's Commercial Food Waste Ban and the Impact of local Zoning Ordinances
Regina Cagle Irr, P.E., EA Engineering, Science, and Technology, Inc., PBC, Hunt Valley, MD
Growing the Organics Recycling Industry in NYS
Kristine Ellsworth, NYS Department of Environmental Conservation, Albany, NY
Making the Compost-Climate Connection: Eco-Cycle's Community Circular Compost System
Dan Matsch, Eco-Cycle, Boulder, CO

Concurrent Session C1 Operations Track
Compost Industry Expansion: Reaching New Markets

8:15 AM - 9:45 AM
Growing Food Scrap Diversion: A Case Study on Adding Food Waste as a Feedstock to Existing Compost Operations
Clay Ezell, The Compost Company, Nashville, TN
Bringing Commercial Composting to Non-Composting Regions: A Case Study of Composting in Nassau, Bahamas
Geoffrey Starin, Strata Sustainability, LLC, Seattle, WA
Innovative Small-Scale Composting Systems: Atlas Organic's Modular Unit
Leah Retherford, Atlas Organics, Ridgewood, NY
Distributed Composting Systems Have Not Scaled: Why, Solutions, Benefits, and Shortcomings
Jeffrey Neal, Loop Closing, Washington, DC

Concurrent Session D1 California Track Regulatory Trends and Experience

8:15 AM - 9:45 AM
Leveraging Direct Service Providers to Meet SB 1383 Procurement Targets
Xinci Tan, Zero Waste Sonoma, Santa Rosa, CA
Regulatory Trends with Organic Waste
Cindy Liles, HDR, Folsom, CA
Lessons Learned - 1383 Compliance
Srividhya Viswanathan, SCS Engineers, San Diego, CA

Concurrent Session E1 Markets, Marketing and Uses Track
Miniworkshop: Product Registration, Certification and Labeling Basics

8:15 AM - 9:45 AM
Product Registration and Labeling for Dummies, and ‘Organic Certification’
Ronald Alexander, R. Alexander Associates, Inc., Apex, NC


10:00 AM - 11:30 AM
Opening Keynote
Kara Brewer, Association of American Indian Farmers


11:30 AM - 1:45 PM


1:45 - 3:15 PM

Concurrent Session A2 Current Research Track (hosted by CREF)
Biological Indicators, Biochar Co- composting, Increasing SOC

1:45 - 3:15 PM
Biological Indicators and Compost for Managing Plant Disease on Vegetable Crops
Deborah A. Neher, Ph.D., University of Vermont, Burlington, VT
Biochar Co-Composting of Dairy Manure Substantially Reduces Methane and Can Play a Critical Role in Meeting Climate Goals
Brendan Harrison, University of California, Merced, Merced, CA
Increasing Soil Organic Carbon (SOC) of a Mined Ultisol through the Application of Stable Carbon
Gaius Eudoxie, The University of the West Indies, St Augustine, Trinidad and Tobago

Concurrent Session B2 Policy Track
National Work

1:45 - 3:15 PM
State of Practice of U.S. Composting: Introducing the 2022 National Composting Facility Survey
Suzie Boxman, Environmental Research & Education Foundation, Raleigh, NC
PFAS in Organics and Materials Management
Debra Darby, Tetra Tech, Gloucester, MA

Concurrent Session C2 Operations Track
Doing More with Less: Lean Operations, Controlling Costs, Innovative Funding

1:45 - 3:15 PM
Compost Business Funding Through Innovation and Strategic Partner Building
Jairo Gonzalez, NJ Composting Council and the NJ Organics Recycling Foundation, Delray Beach, FL
Introduction to Lean Manufacturing, Doing more with less
Ted Dirkx, Vermeer, Altoona, IA
Controlling Operational Expenses: Lower Labor & Energy Cost
Orion Black-Brown, Green Mountain Technologies, Bainbridge Island, WA

Concurrent Session D2 California Track
Compliance and Impacts

1:45 - 3:15 PM
Leveraging CA's New Compost Regulations for Carbon Sequestration - Jurisdictions Teaming up with Ag and Businesses on Carbon Farming
Leo Beckerman, Zero Foodprint, San Francisco, CA
Lessons from Early SB 1383 Adoption
Jessica Toth, Solana Center for Environmental Innovation, Encinitas, CA
Pasadena Rose Bowl: Insights to Institutional Composting
Christine Lenches-Hinkel, 301 Organics, Acton, CA
Transition to Zero Emission Fleets
Veronica Pardo, Resource Recovery Coalition of California, Sacramento, CA

Concurrent Session E2 Markets, Marketing and Uses Track
STA Meeting and Program Updates, ROI Report

1:45 - 3:15 PM
STAAC - Folks Protecting Your Reputation or Just a Bunch of Letters?
Bob Yost, A1 Organics, Eaton, CO


3:15 - 4:15 PM


4:15 - 5:45 PM

Concurrent Session A3 Current Research Track (hosted by CREF)
PFAS and AIr Emissions

4:15 - 5:45 PM
Measuring Compost VOC Emissions – A New Approach
Geoffrey Becker Hill, PhD, Geoff Hill, PhD, Shoreline, WA
Research to Improve Compost Facility Air Emissions Permitting
Dr. Thomas Jobson, Laboratory for Atmospheric Research, Department of Civil and Environmental Engineering, Washington State University, Pullman, WA
Predictability of PFAS Concentrations in Biosolids Composts
Todd Williams, Jacobs Engineering, Sunset Beach, NC

Concurrent Session B3 Policy Track
Compost in Agriculture: Addressing Climate Change, Carbon Cycling, and So Much More

4:15 - 5:45 PM
Table to Farm: A Regenerative Economy to Build Healthy Soil
Anthony Myint, Zero Foodprint, San Francisco, CA
Regenerative Agriculture and the Farm Bill: How a Better Farm Bill can Build Healthier Soils
Ayesha Ali, Kiss the Ground, Riverside, CA
Why On-Farm Composting Matters & How to Expand it
Linda Bilsens Brolis, Institute for Local Self-Reliance, Davis, WV

Concurrent Session C3 & D3 Operations and California Tracks
Meeting the Facility Challenge

4:15 - 5:45 PM
Meeting the Challenge of SB 1383 Through Operational Excellence and Optimized Process Conditions
Tim O'Neill, Engineered Compost Systems, Seattle, WA
Obstacles/Solutions to Capacity Building in California
Kevin Barnes, Provost & Pritchard Consulting Group, Bakersfield, CA
SB 1383: A Regional Approach, Orange County, CA
Alex Newell, Tetra Tech, San Francisco, CA
Conservation and Reuse of Water in Aerated Composting Operations
Jeff Gage, Green Mountain Technologies, Bainbridge Island, WA

Concurrent Session E3 Markets, Marketing and Uses Track
Current Research: Value vs Cost, Urban Carbon Farm, Microplastics

4:15 - 5:45 PM
Healthy Soils for Healthy Parks: Los Angeles Urban Carbon Farm at Griffith Park
Lynn Fang, Pomona, CA
An Emerging Issue? Compost Plastic Contamination and Possible Soil Health Implication
Sarah Hobson, Burlington, VT
Differentiating the Value and Cost of Compost Across Likely Farm Use Scenarios in Western Washington
Karen Hills, Washington State University, Puyallup, WA


5:00 PM
Evening activities and receptions
6:00 PM to ???


Thursday, January 26, 2023


Click on speaker’s name to read the description of the talk



8:00 AM to 11:00 AM


8:30 AM - 10:00 AM

Concurrent Session C4 Operations Track
Pathogen Testing, Control and Response

8:30 AM - 10:00 AM
Steam Sterilization for Pathogen Destruction prior to Composting
Michael James Bryan-Brown, Green Mountain Technologies, Bainbridge Island, WA
Composting Response to Highly Pathogenic Avian Influenza Outbreak 2022
Jean Bonhotal, Cornell Waste Management Institute, Ithaca, NY
IIOT Innovations for Odor and Fire Prevention
Jake Saavedra, Green Mountain Technologies, Bainbridge Island, WA

Concurrent Session D4 California Track
Community Composters -- An Emerging Sector

8:30 AM - 10:00 AM
Design and Implementation of “Community Composting for Green Spaces” Pilot Program
Kourtnii Brown, California Alliance for Community Composting, Los Angeles, CA

Concurrent Session E4 Markets, Marketing and Uses Track
Matching Compost to Specs

8:30 AM - 10:00 AM
What Is the Best Compost for My Particular Application?
Ronald Alexander, R. Alexander Associates, Inc., Apex, NC
Tuning Compost for Specific Crops using DNA Sequencing
Dr. Laura Kavanaugh, PhD, Genome Insights LLC, Hillsborough, NC
Model Procurement Policy from NRDC
Nina Sevilla, NRDC (Natural Resources Defense Council), San Francisco, CA

Concurrent Session F4 Diversion and Collection Track
Compostables Update

8:30 AM - 10:00 AM

Concurrent Session G4 Chapter and Member Development: Dig It at COMPOST2023
Enrich Your Soil

8:30 AM - 10:00 AM
8:15 AM to 8:30 AM
Team Building Exercise
8:30 AM to 8:45 AM
What Does USCC Chapter Success Look Like? 
Wendy Scott, Wendy Scott Associates, Raleigh, NC
8:45 AM - 10:00 AM


10:00 AM - 11:00 AM


11:00 AM - 12:30 PM

Concurrent Session C5
Operator Roundtable: Employee Attraction and Retention; ROI on Safety Programs

11:00 AM - 12:30 PM
Operator Roundtable
Samantha Winkle, Center for EcoTechnology, Dalton, MA
Operator Roundtable
Mary Matava, Agri Service Inc., Oceanside, CA

Concurrent Session F5 Diversion and Collection Track
Trends in Collecting Organics

11:00 AM - 12:30 PM
The Business Case for Composting
Coryanne Mansell, Center for EcoTechnology, Dalton, MA
Enabling the Organics Recycling Renaissance: Lessons from those Generators, Haulers and Processors that are Rising to the Occasion
Ryan Cooper, Rubicon, Lexington, KY
Will Implementation of Compostables Reduce Contamination and Capture More Food?
Hunt Briggs, RRS, Ann Arbor, MI

Concurrent Session G5 Chapter and Member Development: Dig It at COMPOST2023
Build Your Cation Exchange--Takeaways to Exchange Back Home

11:00 AM - 12:30 PM
Succession: Make a Plan
11:00 AM - 11:45 AM
DEI How Can Chapters move the needle? (USCC DEI Workgroup)
11:45 AM - 12:30 PM


12:30 - 2:00 PM


12:30 - 2:00 PM
Chapter Networking Soiree
Sponsored by SCS Engineers
Join our chapters to get involved and celebrate accomplishments!
1:00 - 2:00 PM


2:00 - 3:30 PM

Concurrent Session C6 Operator Track
Decontamination--Best Practices and New Tools

2:00 - 3:30 PM
Operator Roundtable - Decontamination Best Practices & Tools
Chris Seney, Republic Services, Phoenix, AZ

Concurrent Session D6 & E6 California & Markets and Uses Tracks
Vendor Showcase: Application Tools to Bridge "The Last Mile"

2:00 - 3:30 PM

Concurrent Session F6 Diversion and Collection Track
Innovative Case Studies

2:00 - 3:30 PM
Managing Back of House Organics Collection at an International Airport
Lewis Segl, Metropolitan Airports Commission, Minneapolis, MN
School Food Waste Composting and Reusables Program
Gretchen Losano, West Maui Green Cycle, Lahaina, HI
Utilizing Collaboration to Improve Rural Regional Organic Diversion
Nicole Chardoul, Resource Recycling Systems (RRS), Ann Arbor, MI
Developing Community-based Composting in an Urban Setting
Renee Wallace, Remark Composting Solutions, Detroit, MI

Concurrent Session G6 Chapter and Member Development: Dig It at COMPOST2023
Microbial Content: The Nitty Gritty of Advocacy

2:00 - 3:30 PM
Best Practices in your Statehouse, Gathering Your Advocates, and Building Your Legislative Agenda
How MNCC Builds Their Platform, Kellie Kish, MNCC, Minnesota
Advocating for a Food Scrap Ban, Isaac Bearg, New Jersey Composting Council, South Orange, NJ
Building Legislator Relations for EPR, Dan Matsch, Eco-Cycle, Boulder, CO


3:45 - 5:45 PM
Evening activities and receptions
6:00 - ???


Friday, January 27, 2023

Equipment Show and Demonstrations at One Stop Landscape Supply

All buses to depart convention center7:00 – 7:30
Buses drop off at entrance to One-stop. Private cars will be directed to park at lower field. Buses will pick up individuals from parking and circle back to drop off at top.8:00 – 8:30
Windrow turners run8:30 – 8:50
Visiting with windrow turner vendors. Everyone walks down hill, passing by spreader and Gore Cover demonstrations8:50 – 9:15
Breakfast break in tent; viewing spreader and static displays9:15 – 10:00
Group A screens run10:00 – 10:20
Group B screens run10:25 – 10:45
Visiting with screen vendors10:45 – 11:15
Group A grinders and shredders run11:15 – 11:45
Group B grinders and shredders run11:50 – 12:20
visiting with grinder vendors12:20 – 12:50
First buses to Ontario arport and convention center depart. Continue departing every 30 minutes12:30
lunch served12:30 – 2:00
Continue visiting with vendors1:00 – 3:00
Last bus departs3:00

Hours of Registration and Exhibit Hall

Tradeshow Open:

  • Tuesday January 24 | 6:00 - 8:00 PM

  • Wednesday January 25 | 8:00 AM - 5:00 PM (closed 10-11:30 AM)

  • Thursday January 26 | 8:00 AM - 2:30 PM

Registration Open:

  • Tuesday January 24 | 7:30 AM - 7:00 PM

  • Wednesday January 25 | 7:30 AM - 5:00 PM

  • Thursday January 26 | 8:00 AM - 2:00 PM