Castik Capital-backed TBAuctions, a multi-brand digital auction platform for B2B used goods in Europe, completed the merger with Surplex, an industrial auction house that trades worldwide in used machines and factory equipment. Financial terms were not disclosed. “Surplex has a great team of people, excellent customers, and a strong brand across Europe. Together with TBAuctions’ best-in-class tech platform and leading brands, we see great opportunities through our complementary services, values, and people to drive exponential growth. This marks a major milestone for us to serve customers in all countries of Europe on our journey to revolutionize digital auctioning and promote sustainable trade,”  Tom Christenson, TBAuctions CEO.