As a pioneering electric and natural gas energy company, offers a comprehensive portfolio of energy-related products and services to 3.4 million electricity customers and 1.9 million natural gas customers across eight states: Colorado, Michigan, Minnesota, New Mexico, North Dakota, South Dakota, Texas, and Wisconsin.

Zeppelin Systems offers handling systems, pneumatic conveying and the manufacture of aluminum or stainless steel silos for powder or granular products for the chemical, petrochemical, cement and minerals, rubber, plastic and malting industries, among others. Its equipment is present in most factories of its kind in Brazil.