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TZ Ref No.: TZ-69DFAE8
Contract Award Awarded Contract 🌍 International (ICB) Switzerland Building Infrastructure and construction Energy, Power and Electrical

Switzerland – Construction work – UW Wittenwil – Baumeister GU

Doc ref no. ted_europa_00733641-2026
Sector Building, Infrastructure and construction, Energy, Power and Electrical
Contract Date 22 Oct 2026
Contract Value CHF 2.6M
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Official Award Result Status: Contract Awarded
Award Date: 22 Oct 2026
Awarded Contractor / Winner
DE_STUTZ AG Bauunternehmung
Bleichemattstrasse 31, Aarau, 5000, Switzerland
Awarded Contract Value: CHF 2,637,149.75

Contract Description

The Wittenwil substation (UW) was put into operation in the early 1990s. The secondary technology and the auxiliary systems have reached the end of their technical lifespan and must be replaced. The outdoor switchgear is in good condition and does not require any adjustment. There is a high degree of integration with the systems of the previous operator Axpo. In order to maintain the safe operation of the system, various systems must be renewed. Swissgrid is therefore replacing the secondary technology and the auxiliary systems and is building its own substation building (UWG) to provide one

Days to Deadline
Refer to Document
Closing: Refer to Document

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Key Contract Details

Doc ref no. ted_europa_00733641-2026
Notice Type Contract Award
Contract CPV 45000000, 45210000, 45221250, 45232220
Contract Project Location Switzerland
Contract Value CHF 2,637,149.75
Awarded To DE_STUTZ AG Bauunternehmung
Contract Date 22 Oct 2026
Contract Deadline Completed

Buyer Contact Information

Swissgrid AG - Engineering & Construction
Nodal Procurement Officer
+41585802111
Bleichemattstrasse 31, Aarau, 5000, Switzerland
Switzerland