SLM Solutions Group AG engages in the application of metal-based additive manufacturing technology services which is commonly used in three-dimensional printing. It operates through the Machine Business and After Sales Business segments. The Machine Business segment develops, produces, markets, and sells machines and periphery devices for selective laser melting. The After Sales Business segment involves business with machine-related services, the sale of replacement parts and accessories, and the sale of merchandise, consumables, and services independent of the machines. The company was founded by Henner SchÃ¶neborn and Hans-Joachim Ihde on November 9, 2011 and is headquartered in Lubeck, Germany.