ASPN vs USLM Comparison

Aspen Aerogels Inc is an aerogel technology company that designs, develops, and manufactures high-performance aerogel insulation used in the energy industrial and sustainable insulation markets. The company also conducts research and development related to aerogel technology supported by funding from several agencies of the United States of America government and other institutions in the form of research and development contracts. It is engaged in two operating segment Energy Industrial and Thermal Barrier. Geographically, it operates in the U.S. and also has a presence in other International countries. It generates the majority of its revenue from the Energy Industrial segment and the United States market. Some of its products include Pyrogel XTE; Cryogel Z; Spaceloft Subsea; and others.

United States Lime & Minerals Inc is engaged in the business of manufacturing lime and limestone products including PLS, quicklime, hydrated lime, and lime slurry. It supplies its products predominantly to the construction (including highway, road, and building contractors), industrial (including paper and glass manufacturers), environmental (including municipal sanitation and water treatment facilities and flue gas treatment processes), metals (including steel producers), oil and gas services, roof shingle manufacturers and agriculture (including poultry and cattle feed producers) industries. The company operates through its Lime and Limestone Operations segment.