Sandy Steele Unlimited, Inc. (SSTU) develops and markets wearable technology apparel featuring built-in heating panels powered by proprietary rechargeable batteries designed for extreme cold weather performance; its Sandy Tech brand offers battery-heated garments including jackets, gloves, insoles, and footwear that utilize FAR infrared heating and heat-reflective materials to provide lightweight warmth, comfort, and versatility for outdoor enthusiasts, winter sports, skiing, fishing, camping, cycling, and military applications. The company advances next-generation battery technology with near-100 percent cycle efficiency over a thousand discharges, high thermal stability, durability, and corrosion resistance, targeting applications in drones, unmanned aerial vehicles, additive manufacturing, lithium-ion batteries, and advanced optics; it collaborates with Taiwanese heated clothing experts and engages in initial consultations with G20 country militaries for joint battery development and product adoption. Founded in 1968 and headquartered in St. Louis Park, Minnesota, with manufacturing arrangements in Guangzhou, China, Sandy Steele operates under President John Scott, who holds a 65.74 percent ownership stake; recent share issuances in 2019 included 19 million and 40 million common shares to John Scott for services and multiple 3-million-share debt conversions to entities such as Atlantean Management Corporation, Thyme International Inc., Meadow Asia Ltd., and Artefactor Ltd. under Rule 144, increasing outstanding shares to 89.7 million by year-end.