Proceq SA of Switzerland is a technology company in the nondestructive testing space. The company name Proceq is taken from a combination of the words “processes” and “equipment”. The main focus is on imaging solutions for non destructive testing of concrete structures, metal hardness testing, paper roll hardness testing and rock testing. Proceq patented both the original Schmidt concrete test hammer and the Leeb rebound principle. The company is privately owned by the founder's family Brandestini/Valsangiacomo.