Leclanché is a Swiss lithium-ion cells and related technologies manufacturer founded in 1909. It currently employs over 350 staff and is listed on the SIX Swiss Exchange. The company has its headquarters in Yverdon-les-Bains, Switzerland and production facilities in Willstätt in the state of Baden-Württemberg, Germany. Leclanché is the only listed pure play energy storage company in the world. Wikipedia