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TED - Tenders Electronic Daily (Publications Office of the EU) verified 1 week ago Contract notice

Germany - Engineering services for the construction of a new Johannishof substation

Original Deutschland - Dienstleistungen von Architektur-, Konstruktions- und Ingenieurbüros und Prüfstellen - Ingenieurleistungen für den Neubau des Umspannwerks Johannishof

Closed Germany Hannover Architecture & engineering services

Buyer enercity Netz GmbH

Key facts

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Negotiated procedure
  1. Published
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Summary

Machine-generated summary

enercity Netz GmbH plans to procure engineering planning services for a new electrical substation in Hannover, to be installed in the basement of the former Kaufhof building. The scope includes a 110 kV gas-insulated switchgear with 12 panels (3 reserve), a 10 kV switchgear with 60 panels (12 reserve), three 40 MVA network couplers, a building with separate rooms, outdoor facilities, underground foundations and an oil collection tank. Key dates: planning starts 11.05.2026, design planning completed 01.12.2026, building application 01.06.2027, detailed design 01.01.2028, award 01.06.2028, construction start 01.07.2028, building ready 01.01.2030.

Description

Die enercity Netz GmbH plant Ingenieurleistungen (Planung) eines Umspannwerks in Hannover, im alten Kaufhof Gebäude. Das neue Umspannwerk soll im Untergeschoss eingebaut werden. Das neue Umspannwerk soll im Untergeschoss eingebaut werden. Die enercity Netz GmbH beabsichtigt, folgenden Umfang auszubauen: - Eine 110-kV gasisolierte Schaltanlage mit 12 Feldern (davon 3 als Reserveplätze) - Eine 10-kV-Schaltanlage mit 60 Feldern (davon 12 als Reserveplätze) - Drei Netzkuppler je 40 MVA. - Ein Gebäude mit separaten Räumen für die 110-kV-Schaltanlage, die 10-kV?Schaltanlage, die Sekundärtechnik sowie weitere Nebenräume. - Außenanlagen, unterirdische Fundamente und Ölauffangwanne. Beginn Planung - 11.05.2026 Fertigstellung Entwurfsplanung - 01.12.2026 Einreichung Bauantrag (pönalisiert)- 01.06.2027 Ausführungsplanung - 01.01.2028 Vergabe - 01.06.2028 Baubeginn - 01.07.2028 Bereitstellung Gebäude für Montage Anlagentechnik Anfang - 01.01.2030

Official source

Source: TED - Tenders Electronic Daily (Publications Office of the EU)

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Last verified against TED - Tenders Electronic Daily (Publications Office of the EU) 1 week ago

enercity Netz GmbH

Germany

notices in the register
65
awards
34
awarded in total
€38.3M

Who wins its contracts

Many suppliers
different companies won its awards
21
of the awards went to the three most frequent winners
22%

Based on 23 awards with a named winner over the last 3 years. Counted by award, not by value, because lot and framework amounts are not comparable. Concentrated means the three most frequent winners took 65% or more of the awards; many suppliers, under 35% with at least ten different winners.

Competition

of the awards went to companies based in another country
5%

As the official award notices state them, over the last 3 years. Tenders per lot count open and restricted procedures only: in a negotiated procedure or a direct award a single tender is the procedure itself. The country is the one the notice gives for the winner.

One dot per award, on the day it was signed, sized by its value. A ring is an award with no published value.

Awards most often to

  1. Siemens Energy Global GmbH & Co. KG 2 awards
  2. GE Grid GmbH 2 awards
  3. Ed. Züblin AG; Wilhelm Wallbrecht GmbH & Co. KG 1 award €38.0M

5 open tenders right now

Market context

open now in Architecture & engineering services
7,697
median open notice
€300,000

Who wins in this market

Many suppliers

Germany · Architecture & engineering services

different companies won awards here
6,853
of the awards went to the three most frequent winners
3%
buyers awarded contracts here
3,460

Based on 12,428 awards with a named winner over the last 3 years. Counted by award, not by value, because lot and framework amounts are not comparable. Concentrated means the three most frequent winners took 65% or more of the awards; many suppliers, under 35% with at least ten different winners.

Competition

tenders per lot on average (open and restricted procedures)
5.5
of those lots received a single tender
11%
of the awards went to companies based in another country
1%
of the tenders came from another country
5%

As the official award notices state them, over the last 3 years. Tenders per lot count open and restricted procedures only: in a negotiated procedure or a direct award a single tender is the procedure itself. The country is the one the notice gives for the winner.

Change history

Every time an official source republished this notice with different content. We watch every source we index, including regional copies of the same notice.

  1. Scope and criteria
    The description was expanded. Re-read it before you bid.

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