Health and Safety: Our Commitment, Our Principles (PDF, 571 KB)

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Published: 19 December 2008

Serving Customers 2008 (PDF, 1 MB) Delivering water and wastewater services in Sofia and its surroundings

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Published: 19 December 2008

Installation WWTP (PDF, 3 MB) Installation WWTP

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Published: 01 February 2010

Caring For The Environment (PDF, 2 MB) Caring For The Environment

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Published: 06 August 2009

WISE Financial Statements 2011 (PDF, 701 KB) WISE Financial Statements 2011

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Published: 02 April 2013

WISE Financial Statements 2010 (PDF, 6 MB) WISE Financial Statements 2010

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Published: 02 April 2013

Environmental Policy of SV_2012_Eng (PDF, 960 KB) Environmental Policy of SV_2012_Eng

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Published: 14 November 2012