Triton Partners, an investment firm, completed the acquisition of a stake in Bergman Clinics, a chain of independent clinics in the Netherlands, Germany and Scandinavia, from NPM Capital, a private equity firm. Financial terms were not disclosed. "We are excited to support the management and employees of Bergman Clinics by investing in and supporting the growth and European expansion of the clinics network," Peder Prahl, Triton General Partner.