zeck-gmbh.com ZECK GmbH is a german producer of high-class special machines for transmission line construction. ZECK Machines are, technologically and in terms of quality among the best in the world, the result of a long company tradition. Today, more than 2,200 ZECK machines are in use worldwide. The ZECK product range: Machines and equipment for construction and maintenance of: Overhead transmission lines Antennas Underground cable systems Catenary systems Engineering of special purpose machines