halm elektronik gmbh designs and manufactures high-end measuring systems for photovoltaic technologies all over the world. Founded in Germany in 1984, halm has focused its experience and passion for the last 20 years to the measurement of electrical characteristics of photovoltaic cells and modules by providing state-of-the-art equipment. halm has a subsidiary office in Suzhou, China, in addition to its headquarters in Frankfurt, demonstrating a strong global presence in an international market.