EMZ Partners, a firm that focuses on medium-sized companies and offers flexible capital solutions in strong partnership with founders, agreed to acquire a minority stake in celebrate, a firm that is producing digital services and stationery products. Financial terms were not disclosed. "The market for high-quality personalized photo products will continue to a have an attractive future growth profile. celebrate is in an excellent position to continuously benefit from the constant shift to online business, the rising demand for premium products and an increasingly professional design of greeting and invitation cards for private events," Klaus Maurer, EMZ Partners Partner.