Eddy Kühl was born in Matagalpa in 1940. He completed his primary education in Matagalpa and his secondary studies at Colegio Centroamérica in Granada. He studied architecture for three years at East Los Angeles College in California, and graduated with a degree in Civil Engineering from the Universidad Centroamericana in Managua in 1967.
He founded several metalworking companies — Estructuras Kühl, Inversiones y Desarrollos Agrícolas, and Prefabricados Nicapanel — and in 1975 he founded the mountain hotel Selva Negra.
In 1979 he served as Ambassador Plenipotentiary in Europe, tasked with restoring Nicaragua’s embassies there. He is a member of the Academy of Geography and History of Nicaragua and of the now-defunct Nicaraguan Academy of Language.
He has written and published 21 books of history, chronicle and biography, and is a founding member of the Ulúa-Matagalpa Scientific and Cultural Foundation.