The company founded by Fran├žois-Xavier Drolet first worked on industrial pumps and steam-engine repairs. Very early, the addition of the foundry diversified the activities, allowing to cast several products such as the well-known Drolet street fountains. It is in the 1950s that this division really expended, with the fine-tuning of a hydraulic elevator, leading the company to become the most important elevator manufacturer in the province of Quebec.