UK

• A British company called PowerMax, with offices in Nottingham, Derby and Leicester makes and services a variety of generators. Many of these are suitable for home use, but the company's focus is on outdoor events such as concerts, festivals and sporting events.
  
  

Burma

• Powermax of Yangon, Burma makes large diesel generators. This company makes only a few models with a focus on industrial backup power and construction site power.
  
  

China

• Chinese Doit Industrial Machinery Co., makes a variety of pumps and engines. The company also makes generators under the Powermax name. These are primarily small home and portable generators.