11 April 2026
ATMOsphere America Summit 2026HVAC Panel I Market Trends: Refrigeration + CO₂ Heat Pumps

We’re excited to share some big news this week! From new expert speakers to engaging panels, there’s plenty to look forward to. Here’s a first look at the latest additions to our lineup of industry leaders.
HVAC Panel
This session, moderated by event partner REEF, will bring together end users and experts to share practical and inspiring insights from real HVAC progress—emerging data, on-the-ground decisions, and existing installations—highlighting opportunities and the path forward for natural refrigerants in the U.S., while exploring how stakeholders navigate today’s market and regulatory constraints to advance sustainable, large-scale adoption.
Umesh Goswami, Principal Environmental Sustainability Manager, Roche
Curtis S Harrington, Director of Engineering, UC Davis Western Cooling Efficiency Center
Jonathan Woolley, Owner, Emanant Systems & Co-Founder and CTO, Aris Hydronics
Refrigeration Market Trends
Leading North American suppliers will share strategic insights and forward-looking perspectives, showcasing recent successes, key lessons learned, ongoing challenges, and next steps for natural refrigerant-based technologies.
Subodh Sharma, Director of Product Management, Systems Division, Hillphoenix
Justin Miles, Senio Market Manager – Food Retail, Copeland
Michael Lehtinen, Senior Product Leader – CO₂ Solutions, Hussmann
Ignacio Chaparro, Sustainability & New Technologies Senior Engineering Manager, Kysor Warren
Allen Wicher, Sr. Business Development Manager, MSA Safety
Market Trends in Commercial HVAC – The Rise of CO₂ Heat Pumps
Industry experts will deliver visionary presentations on the CO₂ heat pump market in North America, highlighting recent achievements and emerging opportunities. They will also discuss the growing potential of propane heat pumps, exploring barriers to widespread adoption and strategies to advance broader deployment.
Alessandro Silva, Senior Application Engineer, Bitzer US
Andrew Macaluso, Senior Product Manager – System Solutions, Lync by Watts
New Refrigeration Case Study
Advanced Large-Scale Transcritical R-744 Rack for Cold Storage Facilities
Adam Ciesielski, VP of Engineering and Technology, Zero Zone; & Alessandro Silva, Senior Application Engineer, Bitzer US
