St. Petersburg State Government Institution "Directorate of Land Reclamation Systems, Ensuring the Safety of Hydraulic Structures and Environmental Protection of St. Petersburg" Lenvodkhoz "
St. Petersburg State Unitary Enterprise for the prevention and oil spill response "Pilarn"
St. Petersburg multi-profile Environmental State Unitary Enterprise "Ecostroy"
St. Petersburg State Geological Unitary Enterprise "Specialized Firm" Mineral"
State Public Institution "Nature Reserve Area Direction of St. Petersburg"