About Us

LAPP Insulators LLC is the leading manufacturer and supplier of high voltage insulators with global sales and references in more than 70 countries. Our company reaches back to 1916 with the founding of LAPP Insulators in LeRoy, New York, USA and from the traditional roots of the European renowned manufacturers Rosenthal and Siemens.

For more than 100 years LAPP Insulators has been internationally known for innovative solutions. These are derived from continuous research and development and our claim to offer our clients customized individual concepts with first class products and strong service.