 Although involved in the business, he spent a great deal of his time pursuing various leisure interests and left much of the company's management to brother Gaston who would oversee a period of sustained prosperity.Of extreme importance to the sustaining of the Menier Chocolate Company's competitiveness were several internal and external developments in the second half of the 1870s and the early part of the 1880s.The Menier plant added modern refrigeration systems and in 1881 a railroad line was built to the Noisiel factory which reduced costs for incoming and outgoing freight and allowed for wider and faster distribution.