USDA Organic. Gluten free. Certified Organic by Oregon Tilth. Non GMO Project verified. nongmoproject.org. California tomatoes. For over 25 years, we've been growing organic tomatoes in California's sunny Sacramento Valley under the tender care of farmers passionate about organic agriculture, and canning them within 8 hours for the best flavor. Our founder's commitment to organic agriculture led to our name, a nod to John Muir, Father of the National Parks. When we try to pick out anything by itself, we find it hitched to everything else the universe - John Muir. how2recycle.info. muirglen.com/faqs. Questions or Comments? 1-800-832-6345. Non-BPA lining (For more information visit muirglen.com/faqs).