John Holt Engineering Mbiama / Yenegoa road, opp. Zenith bank, Yenezuegene +234 89 490995 Industrial Power Systems and Generators
John Holt Engineering 7, Factory Road Aba 34 82 220626, 220629, (0)803 6817686 Industrial Power Systems and Generators
John Holt Engineering Plot 28, Kolokuma Street, Borokiri +234 84 231226, 235541, 232517 Industrial Power Systems and Generators
John Holt Engineering 58, Warri/Sapele Road, by Water Resource Juction +234 53 250766 Industrial Power Systems and Generators
John Holt Engineering Plot 5/6, Beach Road Makurdi +234 44 533782, (0)805 6557678, 802 3392007 Industrial Power Systems and Generators
John Holt Engineering 22, Okpara Avenue Enugu +234 42 256888, 255684, (0)803 4076192 Industrial Power Systems and Generators
John Holt Engineering 12, Okpara Avenue Enugu +234 42 253538, 254696 Industrial Power Systems and Generators
John Holt Engineering 1, Idi-Ishin Roundabout, Opposite Wema Bank Ondo +234 34 610292 Industrial Power Systems and Generators