Twomey Cellars is a proud Napa Green Certified Climate-Smart Winery, demonstrating a strong commitment to sustainability, climate action, and environmental stewardship. As a certified winery, Twomey Cellars goes beyond crafting exceptional wines—they lead with intention, integrating water and energy efficiency, waste prevention, and environmentally preferred purchasing into daily operations.

Their certification reflects a proactive approach to reducing greenhouse gas emissions, transitioning to renewable energy, and building climate and community resilience. Through science-based strategies and a commitment to continuous improvement, Twomey Cellars is helping shape a more sustainable future for Napa Valley and beyond.