Members of The Federation of Polish Power Industry Employer Unions are 156 businesses associated under the following four employer unions: 

  1. The Power Plant Employers Union (Związek Pracodawców Zakładów Energetycznych) - 72 members; 
  2. The Power Station Employers Union (Związek Pracodawców Elektrowni) - 24 members; 
  3. The Heat and Power Plant Employers Union (Związek Pracodawców Elektrociepłowni) - 26 members; 
  4. The Union of Power Industry Back-up Facilities Employers (Związek Pracodawców Zaplecza Energetyki) - 34 members 

The above companies represent all sectors of the power industry in Poland: distribution (power plants), generation (power stations/heat and power plants) and power sector demand and services (back-up facilities).