onsite hv solutions, headquartered in Switzerland, is an international organization of independent companies with a team of highly qualified specialists, assisting our customers with onsite testing of distribution and transmission power networks and asset management decisions.

Onsite HV, headquartered in Switzerland, is an independent developer and manufacturer Seitz Instruments AG founded in 1993 and supplier of modern and advanced onsite hv testing solutions of power cables and transformers in distribution and transmission power networks.