European Council


Civil Engineers

Andres Piirsalu, ECCE Executive Board Member

Andres Piirsalu, MSc. Civil Engineer


Andres Piirsalu is a Civil Engineer. He has graduated Tallinn University of Technology in 1986 and has obtained Diploma in Civ. Eng. (MSc) with specialisation in Water Supply and Sanitation.

During 1992-1993 he attended the post-graduate course "Water and Environmental Management" at the Tampere University of Technology (Finland).  



Andres Piirsalu has 30 years’ experience in the field of water supply and wastewater systems. Besides this main area of activity he has also experience in environmental consulting and management, such as solid waste management and environmental assessments and audits. Mr. Piirsalu has been involved in several water and environmental projects as an expert and project manager. He has also participated in working groups and workshops evaluating and assessing items concerning water and wastewater. Since 1997 the key role of Mr Piirsalu has been developing and managing environmental consulting company Entec Eesti OÜ in position of managing director and CEO. Besides this Mr Piirsalu has participated in large scale EU projects as coordinator and team leader’s advisor.

Latest years’ experiences of Mr Piirsalu are related to environmental and technical due diligence audits and environmental impact assessment. He has been involved as an expert and team leader in international energy related project Balticconnector EIA – natural gas pipeline between Finland and Estonia.

Mr Piirsalu is licensed by Estonian Association of Civil Engineers as Estonian Chartered Engineer in Water Supply and Sewerage, EQF 8.



  • 1992 - …, OÜ Entec Eesti (former AS Pöyry Entec), CEO and project manager, Project Management, Team Leader, Developing consulting services, Acting as water and environmental consultant and expert
  • 1988 – 1992, Estonian Industry Project (later AS Sweco Project), Chief Engineer of Department/ Head of Division/ Designer, Supervisor of designs, designing of water and wastewater systems
  • 1986 – 1988, State company Estonian Water Installation and Equipment Division, Installation Engineer, Installation of water and wastewater equipment and systems    



  • Estonian Association of Civil Engineers (vice chairman and past president)
  • Estonian Association of Water and Wastewater engineers (member of board)



  • Primera Residence Development and Construction LLC, Irrigation water supply from Mtkvari river by pressure pipeline (DN 350mm, 2,4km) to Primera golf course in Georgia. Technical expertise of working drawings. Project manager and expert., 2016
  • Gasum Oy / Pöyry Finland Oy, Balticconnector – Environmental Impact Assessment (EIA) for natural gas pipline between Finland and Estonia. Team leader., 2013 – 2016
  • Local and international institutions, Number of Environmental Due Diligence (EDD) and Technical Due Diligence (TDD) studies., 2014 – 2016
  • Lemminkäinen Infra Oy / FCG Design and Engineering Ltd,  Building permit procedure for DN2300 collector renovation in Tallinn. Expert., 2015
  • Viru Keemia Group Ltd / Pöyry Finland Oy, Team leader of the monitoring of the investment project including a new oil shale mine, concentration plant and a 12km long conveyor for the concentrate., 2011 – 2013
  • EU / Maardu Water Company, Renovation and enlargement Kallavere water and wastewater network. Renovation of drinking water pumping station. Project manager., 2009 – 2010
  • Finnish Ministry of Environment / Soil and Water Ltd, Leachate treatment plant for Kunda landfill. Preliminary design. Tender documents. Project manager and expert., 2001 – 2002
  • DHV Consultants BV, Optimisation of Water Management in Estonia. Coordinator., 2001 – 2003
  • PHARE / Pärnu County Government, Consulting of international co-operation project “BERNET”. Working group for Waste water Management. Expert., 1999 - 2001