Alltemp, Inc. (LTMP) develops, markets, and sells proprietary environmentally friendly commercial refrigerants under the alltemp brand for residential and commercial applications; its core products serve as drop-in replacements for ozone-depleting and high-global-warming-potential refrigerants worldwide, with uses in refrigeration systems, foam insulation, industrial solvents, heating, ventilation, and air conditioning (HVAC); the company offers sustainable, cost-efficient solutions that deliver energy savings of over 20% in trial tests, including applications compatible with existing HVAC equipment for technicians and contractors. Founded in 2015 and headquartered at 441 Nandy Drive in Roseburg, Oregon, Alltemp operates a manufacturing facility in the region, with expanded production capacity reaching 5 million pounds per month following prior upgrades and reconstruction to a 10,000-12,000 square foot site at 1823 Austin Road for improved accessibility; the company targets global markets emphasizing ecological benefits amid regulatory shifts like the 2025 HVAC refrigerant changes. Recent developments include the completion of plant reconstruction for enhanced manufacturing, board and management changes to strengthen leadership, and a 2021 letter of intent to acquire Digi Messaging & Advertising, Inc., which introduced digital ad revenue streams and shifted sector focus toward communication services while spinning out its refrigerant subsidiary CSES Group, LLC.