Municipal Customers

Our expertise makes us the ideal partner to maximize efficiency

and mitigate the environmental impact:

Unrivalled global network

Unique Water-Energy-Waste perspective

Proven expertise in municipal, commercial and industrial markets

The secret wildlife at the sites of Veolia in Bulgaria

Protecting the biodiversity at the sites of Veolia in Bulgaria

The team of Veolia Bulgaria prevents the damage to local biodiversity at its sites in three ways:

  • Collaboration with professional ecologists - to preserve the biological wealth of our nature
  • Communication and dissemination with schools and the general public (site visits)
  • Revitalization of native species


Preventive maintenance of a bioreactor for organic waste processing of food waste

  • Client: Sofia city Municipality, 1.5 Million citizens
  • Contract Duration: 2 months
  • 25 Employees involved
  • 686 t Active sludge
  • 3 600 m3 bioreactor volume

Sofiyska Voda, operated by Veolia, carried out preventive maintenance of the production line to improve the efficiency and prolong the service life of the facility. The produced compost is used as a quality fertilizer in agriculture and the bio-methane recovered in the process is utilized as a source of electricity in the organic waste treatment facility.


Methane capture and cogeneration at WWTP Kubratovo

  • Client: Sofia city Municipality, 1.5 Million citizens
  • Type of contract: 25 years concession since 2000
  • 30 000 tCO2e already verified
  • EBITDA of at least EUR 40,000 annually

The company is able to monetize emissions reductions generated from its activity without being part of EU ETS scheme. Sofiyska voda is recognized internationally as an active player in the fight against climate change and Sofia Municipality can use this achievement as a reference for good practice.

Transforming drinking and waste water management in Sofia

The leading water management technologies, from a partner you can trust

  • Client: Sofia city Municipality, 1.5 Million citizens
  • Type of contract: 25-year concession; 77.1% share for Veolia; 22.9 % share for the Municipality
  • Type of service: Operation and management of the full cycle of water supply, sewerage and waste water treatment services
  • Start Year: 1999 (2010 Veolia took over the contract)
  • Assets: 3 main water sources, 4 DWTPs, 2 WWTPs, 3700 km drinking water network, 1700 km sewerage network

Sofia WWTP – energy self-sufficient with green energy

Sofia WWTP treats wastewater from domestic and industrial users as well as rainwater from the combined sewerage network of Sofia

  • Client: Sofia city Municipality, 1.5 Million citizens
  • Type of service:  Wastewater treatment

Thanks to the continuous work of Sofia WWTP, each year over 126 million m3 of treated wastewater is discharged into the Iskar river and more than 75,000 tons of carbon emissions are saved.

District heating for individual, municipal and corporate customers

“Heat supply by heat carrier – hot water for the needs of the Municipality of Varna per LOT’s”

  • Customer: The Municipality of Varna
  • Type of service: Servicing of heating installations, fuel-feeding installations, electrical installations in boiler rooms and internal heating installations in the building of the Municipality of Varna and in other municipal structures

Veolia Energy Varna EAD is the only company on the territory of the city of Varna with an issued by the EWRC license for heat transmission as well as a license for the production of electrical and heat energy.

Bankia Project – Wastewater and drinking water network construction

"Construction of engineering infrastructure of water supply network of Bankia and the quarters of Gradoman, Mihaylovo Verdikal and Ivanyane village, district Bankia – main sewage collectors and replacement of existing water supply pipelines within the area of the sewage collectors"


Characteristics of the project:


  • Diameters from DN 300 to DN 1200
  • Micro-tunneling: Ø 1 000 mm – 400 m depth 7-11 m PPR, GRP pipes - diameter from Ø 300 to Ø 1 400 mm
  • Deep trenches up to 11 m

Provision of laboratory services by the Laboratory Testing Complex of Sofiyska Voda

  • Client: Vodosnabdyavane i Kanalizatsia OOD, city of Isperih
  • Service includes: Sampling, transport and analysis of potable water samples on the sites: analyses of ions, chemical elements (metals and non-metals), pesticides, hydrocarbons and haloalkanes

The analyses are made in conformity with accredited methods based on recognized international standards or intra-laboratory methods



Laboratory services

  • Clients: 4+ WSS companies and 10 + industrial customers, across country
  • Service includes: sample taking, ensured special transportation conditions, analysis of organic and inorganic pollutants, biological and organoleptic tests, data and document processing, complete traceability of the samples at any point of time

The Laboratory Testing Complex (LTC) to Sofiyska Voda AD, operated by Veolia, is a high-tech laboratory with a team of experienced and highly-qualified professionals that offers a wide range of environmental analyses. The LTC has been accredited under the BDS EN ISO/IEC 17025 standard since 2011 and possesses a certificate issued by EA "Bulgarian Accreditation Service".